Federal Capture Intelligence

Top DOI architectural services contractors (NAICS 541310)

Contract actions: October 1, 2021 – September 10, 2026 Updated September 11, 2026 Department of the Interior agency guide NAICS 541310 · Architectural Services
Latest 12 months
$29.4M
Net obligations · Down $21.0M vs. $50.3M preceding
Prime contractors
34
With positive obligations in the latest 12 months

Research the DOI federal contracting market for architectural services under NAICS 541310. Compare top federal contractors and market share, reported contract obligations and spending trends, funding-office attribution, recent award activity, contract types, competition, and procurement methods, and observed contract vehicle usage.

Contract obligation trends for Architectural Services at the Department of the Interior

Federal records show $233.9M in net obligations across 1,377 awards in Architectural Services at the Department of the Interior from Oct 1, 2021 through Sep 10, 2026. This market accounts for 0.91% of $25.8B in agency-wide net prime contract obligations over the period shown. Latest 12-month net obligations decreased 41.7% from $50.3M to $29.4M. 11 prime contractors accounted for at least 80% of positive obligations in that latest period.

Fiscal-year activity

FY26 is year-to-date through Sep 10, 2026; earlier years show complete fiscal-year totals.

FY26 year-to-date: $16.1M versus $34.4M through the same date in FY25 (−53.2%).
Net obligations · complete fiscal yearNet obligations · FY26 YTDContract actions
View fiscal-year data table
Fiscal yearNet obligationsContract actionsCoverage
FY2022$59.8M834Complete
FY2023$51.9M734Complete
FY2024$58.5M703Complete
FY2025$47.7M524Complete
FY2026$16.1M296YTD through Sep 10, 2026

Market at a glance

All reported prime contract awards
All-period net obligations
$233.9M
1,377 awards · 109 prime contractors
Latest 12-month movement
−41.7%
$29.4M vs. $50.3M
Leading eight prime share
72.1%
Share held by the eight leading prime contractors in the latest 12 months
View agency share, denominators, and set-aside reporting
Agency context
0.91% of $25.8B in agency-wide net obligations.
Set-aside share when reported
38.1% of 84 awards with reported set-aside status.
Set-aside reporting
32 set aside · 52 no set-aside · 1,293 not reported

What changed in the last 12 months?

Sep 11, 2025–Sep 10, 2026, compared with Sep 11, 2024–Sep 10, 2025.

Competitive shifts

ARCHITECTS HAWAII LTD climbed the most in the contractor rankings
#19→#5Up 14 places
The contractor accounts for 6.3% of positive obligations across 2 reported actions.
DHM DESIGN CORPORATION gained the most market share
5.5%→14.4%+8.9 percentage points
The contractor now ranks #2 by positive obligations, based on 13 reported actions.
MARBLE FAIRBANKS ARCHITECTS fell the most in the contractor rankings
#11→#33Down 22 places
The contractor accounts for 0.060% of positive obligations across 3 reported actions.
ANDERSON HALLAS ARCHITECTS, PC had the largest decline in reported obligations
$8.3M→$5.4M−$3.0M
The contractor now ranks #1 by positive obligations and accounts for 17.9% of positive obligations, based on 50 reported actions.

Market structure

Top-five contractor share increased
44.2%→57.4%+13.2 percentage points
Contractors outside the top five now account for 42.6% of positive obligations.

Buyer demand

Reported obligations through DSC CONTRACTING SERVICES DIVISION decreased
$28.9M→$16.9M−$11.9M
Latest-period activity spans 91 awards across 27 prime contractors.
View 1 additional material change

Competitive shifts

How these findings are calculated

Findings are selected from matched-period changes in obligations, share, rank, funding offices, concentration, reported set-asides, material award actions, and agency-peer outliers. Related signals are combined, and only material evidence-backed changes are shown. Review the full methodology.

Federal contract obligations by funding office

See how positive obligations were attributed across funding offices in the 12 months ending Sep 10, 2026.

57.3% of positive obligations were attributed to DSC CONTRACTING SERVICES DIVISION. That represents $16.9M, down $11.9M from the preceding 12 months.

Latest 12-month share of positive obligations; the gray segment represents all other reported offices.

  1. DSC CONTRACTING SERVICES DIVISION57.3% · $16.9M · down $11.9M
  2. PWR SF/SEA MABO(85000)11.9% · $3.5M · down $588K
  3. OFFICE OF ACQUISITON GRANTS6.5% · $1.9M · up $609K
  4. MWR MIDWEST REGION(60000)5.5% · $1.6M · down $1.2M
  5. NER SERVICES MABO (43000)4.3% · $1.3M · up $894K
  6. All other reported offices14.4% of positive obligations
View reported office rankings, comparisons, and evidence

USAspending assigns each award to a funding office. That office may differ from the requiring activity, program office, contracting office, individual buyer, or actual customer.

  1. Reported funding office

    DSC CONTRACTING SERVICES DIVISION

    #1Rank unchanged

    Latest 12 months

    $16.9M

    57.3% of positive obligations

    Versus preceding 12 months

    −$11.9M

    27 active prime contractors · 91 awards

    View office comparison and evidence

    Reported obligations decreased 41.4% from $28.9M to $16.9M. The office’s share of positive obligations moved from 57.1% to 57.3%, a change of +0.2 percentage points.

    The latest period contains 128 actions across 91 awards and 3 newly active prime contractors. The preceding period contained 31 active prime contractors and 157 awards.

    Leading award-level changes

  2. Reported funding office

    PWR SF/SEA MABO(85000)

    #2Rank unchanged

    Latest 12 months

    $3.5M

    11.9% of positive obligations

    Versus preceding 12 months

    −$588K

    4 active prime contractors · 28 awards

    View office comparison and evidence

    Reported obligations decreased 14.3% from $4.1M to $3.5M. The office’s share of positive obligations moved from 8.1% to 11.9%, a change of +3.8 percentage points.

    The latest period contains 36 actions across 28 awards. The preceding period contained 7 active prime contractors and 32 awards.

  3. Reported funding office

    OFFICE OF ACQUISITON GRANTS

    #3Up 5 from #8

    Latest 12 months

    $1.9M

    6.5% of positive obligations

    Versus preceding 12 months

    +$609K

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations increased 46.8% from $1.3M to $1.9M. The office’s share of positive obligations moved from 2.6% to 6.5%, a change of +3.9 percentage points.

    The latest period contains 2 actions across 1 award. The preceding period contained 3 active prime contractors and 3 awards.

  4. Reported funding office

    MWR MIDWEST REGION(60000)

    #4Down 1 from #3

    Latest 12 months

    $1.6M

    5.5% of positive obligations

    Versus preceding 12 months

    −$1.2M

    7 active prime contractors · 39 awards

    View office comparison and evidence

    Reported obligations decreased 41.7% from $2.8M to $1.6M. The office’s share of positive obligations moved from 5.5% to 5.5%, a change of 0.0 percentage points.

    The latest period contains 44 actions across 39 awards. The preceding period contained 10 active prime contractors and 56 awards.

  5. Reported funding office

    NER SERVICES MABO (43000)

    #5Up 9 from #14

    Latest 12 months

    $1.3M

    4.3% of positive obligations

    Versus preceding 12 months

    +$894K

    4 active prime contractors · 7 awards

    View office comparison and evidence

    Reported obligations increased 238.9% from $374K to $1.3M. The office’s share of positive obligations moved from 0.74% to 4.3%, a change of +3.6 percentage points.

    The latest period contains 9 actions across 7 awards and 2 newly active prime contractors. The preceding period contained 4 active prime contractors and 8 awards.

  6. Reported funding office

    SER WEST(52000)

    #6New to the positive-obligation ranking

    Latest 12 months

    $1.2M

    4.0% of positive obligations

    Versus preceding 12 months

    +$1.3M

    4 active prime contractors · 10 awards

    View office comparison and evidence

    Reported obligations moved from $127K in net deobligations to $1.2M in net obligations. The office’s share of positive obligations moved from 0% to 4.0%, a change of +4.0 percentage points.

    The latest period contains 11 actions across 10 awards and 2 newly active prime contractors. The preceding period contained 3 active prime contractors and 6 awards.

    Leading award-level changes

  7. Reported funding office

    PWR GOGA(86000)

    #7New to the positive-obligation ranking

    Latest 12 months

    $687K

    2.3% of positive obligations

    Versus preceding 12 months

    +$687K

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations rose from $0 to $687K. The office’s share of positive obligations moved from 0% to 2.3%, a change of +2.3 percentage points.

    The latest period contains 1 action across 1 award and 1 newly active prime contractor. The preceding period contained 0 active prime contractors and 0 awards.

  8. Reported funding office

    NORTHEAST REGIONAL CONTRACTING

    #8Up 1 from #9

    Latest 12 months

    $543K

    1.8% of positive obligations

    Versus preceding 12 months

    −$474K

    7 active prime contractors · 11 awards

    View office comparison and evidence

    Reported obligations decreased 46.6% from $1.0M to $543K. The office’s share of positive obligations moved from 2.0% to 1.8%, a change of −0.2 percentage points.

    The latest period contains 21 actions across 11 awards and 1 newly active prime contractor. The preceding period contained 12 active prime contractors and 20 awards.

  9. Reported funding office

    PWR HONO MABO(82000)

    #9Up 3 from #12

    Latest 12 months

    $325K

    1.1% of positive obligations

    Versus preceding 12 months

    −$467K

    1 active prime contractor · 6 awards

    View office comparison and evidence

    Reported obligations decreased 58.9% from $793K to $325K. The office’s share of positive obligations moved from 1.6% to 1.1%, a change of −0.5 percentage points.

    The latest period contains 11 actions across 6 awards. The preceding period contained 2 active prime contractors and 5 awards.

  10. Reported funding office

    SER EAST MABO(51000)

    #10Up 3 from #13

    Latest 12 months

    $321K

    1.1% of positive obligations

    Versus preceding 12 months

    −$310K

    8 active prime contractors · 12 awards

    View office comparison and evidence

    Reported obligations decreased 49.2% from $631K to $321K. The office’s share of positive obligations moved from 1.3% to 1.1%, a change of −0.2 percentage points.

    The latest period contains 18 actions across 12 awards and 2 newly active prime contractors. The preceding period contained 10 active prime contractors and 16 awards.

  11. Reported funding office

    SER SOUTHEAST REGION(50000)

    #11New to the positive-obligation ranking

    Latest 12 months

    $208K

    0.70% of positive obligations

    Versus preceding 12 months

    +$208K

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations rose from $0 to $208K. The office’s share of positive obligations moved from 0% to 0.70%, a change of +0.7 percentage points.

    The latest period contains 2 actions across 1 award and 1 newly active prime contractor. The preceding period contained 0 active prime contractors and 0 awards.

  12. Reported funding office

    DOI, NPS CONOPS STRATEGIC

    #13Down 7 from #6

    Latest 12 months

    $173K

    0.59% of positive obligations

    Versus preceding 12 months

    −$1.2M

    5 active prime contractors · 5 awards

    View office comparison and evidence

    Reported obligations decreased 87.6% from $1.4M to $173K. The office’s share of positive obligations moved from 2.8% to 0.59%, a change of −2.2 percentage points.

    The latest period contains 6 actions across 5 awards and 3 newly active prime contractors. The preceding period contained 3 active prime contractors and 3 awards.

  13. Reported funding office

    NCR REGIONAL CONTRACTING(30000)

    #14Down 10 from #4

    Latest 12 months

    $159K

    0.54% of positive obligations

    Versus preceding 12 months

    −$2.0M

    7 active prime contractors · 18 awards

    View office comparison and evidence

    Reported obligations decreased 92.8% from $2.2M to $159K. The office’s share of positive obligations moved from 4.4% to 0.54%, a change of −3.8 percentage points.

    The latest period contains 23 actions across 18 awards and 4 newly active prime contractors. The preceding period contained 8 active prime contractors and 27 awards.

  14. Reported funding office

    DEPT OF INTERIOR NATIONAL PARK SVC

    #19Down 12 from #7

    Latest 12 months

    $18K

    0.060% of positive obligations

    Versus preceding 12 months

    −$1.3M

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations decreased 98.7% from $1.4M to $18K. The office’s share of positive obligations moved from 2.7% to 0.060%, a change of −2.6 percentage points.

    The latest period contains 1 action across 1 award. The preceding period contained 1 active prime contractor and 1 award.

  15. Reported funding office

    FWS SOUTHWEST REGIONAL OFFICE

    No positive-obligation rank

    Latest 12 months

    $0

    0% of positive obligations

    Versus preceding 12 months

    −$1.5M

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations decreased 100.0% from $1.5M to $0. The office’s share of positive obligations moved from 3.0% to 0%, a change of −3.0 percentage points.

    The latest period contains 1 action across 1 award. The preceding period contained 2 active prime contractors and 2 awards.

Contract types, competition, and procurement methods

From Sep 11, 2025 through Sep 10, 2026, 130 awards had positive obligations totaling $31.0M. Subject to Multiple Award Fair Opportunity was the leading reported procedure, accounting for 27.9% of positive obligations. Awards with a reported parent IDV accounted for 91.9%. Reported awards used contract vehicles such as National A/E/I IDIQ.

Leading award type
91.9%
Delivery Order
Leading reported procedure
27.9%
Subject to Multiple Award Fair Opportunity
Reported parent IDV
91.9%
of positive obligations had a reported parent IDV
Median reported offers
1
78 of 130 awards reported offers

Observed contract vehicles

Only exact reported parent-PIID matches are shown; missing parent IDs are not inferred.

Buying method changes

Compared with Sep 11, 2024–Sep 10, 2025. Based on 130 current awards and 209 preceding awards with positive net obligations.

Subject to Multiple Award Fair Opportunity obligation share
27.9%
Down from 41.7% in the preceding period
How to read these changes

Directional color and the Up or Down labels show historical movement only. Green does not mean favorable and red does not mean unfavorable; neither predicts a future procurement method.

Same-NAICS comparison

Compared with the NAICS 541310 peer median, parent-IDV obligation share is 10.1 percentage points higher, reported full-and-open obligation share is 2.1 percentage points higher, delivery-order obligation share is 10.1 percentage points higher, and median positive award obligations are 23.1% lower.

MeasureThis marketPeer medianDifference
Parent-IDV obligation share91.9%81.8%+10.1 pts
Reported full-and-open obligation share41.6%39.6%+2.1 pts
Delivery-order obligation share91.9%81.8%+10.1 pts
Median positive award obligations$104K$136K-23.1%
Peer cohort and comparison limits

The peer median gives each of the 10 eligible agency markets equal weight. The included agency markets are:

Agency mission, scale, and acquisition context can differ. Peer position does not establish market attractiveness or predict a future procurement method.

View buying-method details and data coverage

Award types

Reported valueAwardsPositive obligationsShare
Delivery Order(C)123$28.5M91.9%
Definitive Contract(D)6$2.4M7.8%
Purchase Order(B)1$71K0.23%

Reported parent-award types

Reported valueAwardsPositive obligationsShare
IDC(B)123$28.5M91.9%
Not reported7$2.5M8.1%

Single- or multiple-award parent structure

Reported valueAwardsPositive obligationsShare
Single Award(S)52$17.2M55.5%
Multiple Award(M)71$11.3M36.5%
Not reported7$2.5M8.1%

Solicitation procedures

Reported valueAwardsPositive obligationsShare
Subject to Multiple Award Fair Opportunity(MAFO)56$8.6M27.9%
Architect-Engineer FAR 6.102(AE)23$6.8M22.0%
Negotiated Proposal/Quote(NP)23$6.7M21.6%
Np(NEGOTIATED PROPOSAL/QUOTE)7$3.1M10.0%
Ae(ARCHITECT-ENGINEER FAR 6.102)3$2.8M9.1%
Mafo(SUBJECT TO MULTIPLE AWARD FAIR OPPORTUNITY)15$2.7M8.6%
Other reported values3$262K0.85%

Extent competed

Reported valueAwardsPositive obligationsShare
Full and Open Competition(A)51$12.9M41.6%
Full and Open Competition After Exclusion of Sources(D)51$9.2M29.8%
A(FULL AND OPEN COMPETITION)9$5.2M16.9%
D(FULL AND OPEN COMPETITION AFTER EXCLUSION OF SOURCES)16$3.4M10.8%
Competed Under SAP(F)1$184K0.59%
G(NOT COMPETED UNDER SAP)1$71K0.23%
Other reported values1$7K0.024%

Fair-opportunity and limited-source reporting

Reported valueAwardsPositive obligationsShare
Fair Opportunity Given(FAIR)52$7.2M23.1%
Follow-on Action Following Competitive Initial Action(FOO)13$2.9M9.5%
Competitive Set Aside(CSA)2$1.0M3.4%
Other Statutory Authority(OSA)1$88K0.28%
Only One Source - Other(ONE)3$56K0.18%
Not reported59$19.7M63.5%

Other-than-full-and-open reasons

Reported valueAwardsPositive obligationsShare
SAP Non-Competition (FAR 13)(SP2)1$71K0.23%
Urgency (FAR 6.302-2)(URG)1$26K0.080%
Only One Source-Other (FAR 6.302-1 Other)(ONE)1$7K0.020%
Not reported127$30.9M99.7%

Contract pricing types

Reported valueAwardsPositive obligationsShare
Firm Fixed Price(J)103$22.3M72.0%
J(FIRM FIXED PRICE)26$8.7M27.9%
Time and Materials(Y)1$7K0.020%

Product or Service Codes

Reported valueAwardsPositive obligationsShare
Architect and Engineering- General: Other(C219)79$22.4M72.2%
Architect and Engineering- General: Landscaping, Interior Layout, and Designing(C211)49$6.6M21.4%
Architect and Engineering- Construction: Govt-Owned Govt-Operated (Gogo) Environmental Laboratories(C1HZ)1$1.9M6.2%
Architect and Engineering- Construction: Office Buildings(C1AA)1$73K0.24%

Awarding subagencies

Reported valueAwardsPositive obligationsShare
National Park Service(1443)123$28.6M92.3%
U.S. Geological Survey(1434)2$2.0M6.5%
Public Buildings Service(4740)4$361K1.2%
Departmental Offices(1406)1$26K0.080%

Awarding offices

Reported valueAwardsPositive obligationsShare
Dsc Contracting Services Division(140P20)45$17.6M56.6%
Pwr Sf/Sea Mabo(85000)(140P85)19$3.5M11.4%
Office of Acquisiton Grants(140G03)1$1.9M6.2%
Mwr Midwest Region(60000)(140P60)22$1.7M5.6%
Ner Services Mabo (43000)(140P43)6$1.3M4.1%
Ser West(52000)(140P52)6$1.2M3.8%
Other reported values31$3.8M12.3%

Reported parent IDVs

Reported valueAwardsPositive obligationsShare
140P2021D0014(1443)24$5.3M17.3%
140P2022D0004(1443)5$4.3M13.9%
140P2022D0006(1443)2$2.9M9.3%
140P2022D0001(1443)10$2.8M9.0%
140P2021D0016(1443)7$1.6M5.2%
140P6023D0005(1443)7$1.3M4.3%
140P2022D0011(1443)8$1.3M4.1%
140P2022D0015(1443)6$1.2M3.8%
Other reported values54$7.7M25.0%
Not reported7$2.5M8.1%

Exact vehicle-match evidence

Reported award data linked 2 awards to a specific catalog vehicle.

Offers, award size, and timing

Median reported offers
1 median
78 reported · 52 not reported
Positive award obligations
$104K median
$50K–$233K middle 50%
Reported performance period
365 days (~12 months) median
130 reported · 0 not reported

Calculations group latest-period actions by award, retain awards with positive net obligations for share denominators, and use each award's latest reported USAspending procurement fields as of Sep 10, 2026. Blank competition, pricing, PSC, or parent-IDV values remain not reported; they are not inferred. Offer counts must be positive and below the FPDS 999 placeholder. Awarding organizations can differ from the funding agency that defines this page.

Top federal contractors

Latest 12-month market share, concentration, and complete prime contractor rankings across the period shown.

Prime contractor concentration
11 of 34prime contractors account for at least 80% of positive obligations in the last 12 months
Largest prime contractor
17.9%of positive obligations in the last 12 months
Leading four prime contractors
51.0%of positive obligations in the last 12 months
Leading eight prime contractors
72.1%of positive obligations in the last 12 months

Based on $30.1M in positive obligations during the 12 months ending Sep 10, 2026. Individual shares and movement appear in the searchable rankings below. Movement compares with Sep 11, 2024–Sep 10, 2025.

Last 12mo obligation volume: Highest positive obligations first; net deobligations follow by magnitude; contractors with no activity in the last 12 months follow by all-period obligations. Ranks use the complete contractor list and remain fixed when search narrows the results.

15 leading contractors
  1. #1

    Last 12mo obligations

    $5.4M

    17.9%

    Dollar movement

    −$3.0M

    vs. prior 12 months

    Last 12mo awards

    39 awards

    50 actions

    Historical and award details for ANDERSON HALLAS ARCHITECTS, PC
    Obligations: prior → latest
    $8.3M → $5.4M
    −35.6%
    Share: prior → latest
    16.4% → 17.9%
    +1.4 percentage points
    All-period obligations
    $25.7M
    10.9% of all-period positive obligations · 156 awards
    Recorded activity
    Since Oct 6, 2021
    through Aug 27, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside22
    Reported no set-aside00
    Not reported3742
    Reported small business3944
    All-period set-aside types
    • 6 · Total small business
  2. #2

    Last 12mo obligations

    $4.3M

    14.4%

    Dollar movement

    +$1.5M

    vs. prior 12 months

    Last 12mo awards

    11 awards

    13 actions

    Historical and award details for DHM DESIGN CORPORATION
    Obligations: prior → latest
    $2.8M → $4.3M
    +55.4%
    Share: prior → latest
    5.5% → 14.4%
    +8.9 percentage points
    All-period obligations
    $16.1M
    6.8% of all-period positive obligations · 57 awards
    Recorded activity
    Since Nov 15, 2021
    through Sep 2, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported1124
    Reported small business1124
    All-period set-aside types

    None reported.

  3. #3

    Last 12mo obligations

    $2.9M

    9.6%

    Dollar movement

    −$1.6M

    vs. prior 12 months

    Last 12mo awards

    9 awards

    14 actions

    Historical and award details for QUINN EVANS ARCHITECTS INC
    Obligations: prior → latest
    $4.4M → $2.9M
    −35.0%
    Share: prior → latest
    8.7% → 9.6%
    +0.8 percentage points
    All-period obligations
    $14.2M
    6.0% of all-period positive obligations · 54 awards
    Recorded activity
    Since Oct 19, 2021
    through Sep 2, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside11
    Not reported818
    Reported small business00
    All-period set-aside types

    None reported.

  4. #4

    Last 12mo obligations

    $2.8M

    9.3%

    Dollar movement

    −$860K

    vs. prior 12 months

    Last 12mo awards

    15 awards

    24 actions

    Historical and award details for GWWO, INC.
    Obligations: prior → latest
    $3.7M → $2.8M
    −23.5%
    Share: prior → latest
    7.2% → 9.3%
    +2.1 percentage points
    All-period obligations
    $17.7M
    7.5% of all-period positive obligations · 68 awards
    Recorded activity
    Since Oct 28, 2021
    through Sep 3, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside01
    Not reported1520
    Reported small business00
    All-period set-aside types

    None reported.

  5. #5

    Last 12mo obligations

    $1.9M

    6.3%

    Dollar movement

    +$1.0M

    vs. prior 12 months

    Last 12mo awards

    1 award

    2 actions

    Historical and award details for ARCHITECTS HAWAII LTD
    Obligations: prior → latest
    $902K → $1.9M
    +111.9%
    Share: prior → latest
    1.8% → 6.3%
    +4.6 percentage points
    All-period obligations
    $3.8M
    1.6% of all-period positive obligations · 1 award
    Recorded activity
    Since Nov 12, 2021
    through Jul 22, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside11
    Not reported00
    Reported small business00
    All-period set-aside types

    None reported.

  6. #6

    Last 12mo obligations

    $1.7M

    5.5%

    Dollar movement

    −$211K

    vs. prior 12 months

    Last 12mo awards

    14 awards

    19 actions

    Historical and award details for STRATA ARCHITECTURE INC.
    Obligations: prior → latest
    $1.9M → $1.7M
    −11.3%
    Share: prior → latest
    3.7% → 5.5%
    +1.8 percentage points
    All-period obligations
    $14.2M
    6.0% of all-period positive obligations · 52 awards
    Recorded activity
    Since Dec 17, 2021
    through Jul 13, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside10
    Reported no set-aside00
    Not reported1320
    Reported small business1420
    All-period set-aside types
    • 1 · Total small business
  7. #7

    Last 12mo obligations

    $1.6M

    5.3%

    Dollar movement

    +$762K

    vs. prior 12 months

    Last 12mo awards

    10 awards

    12 actions

    Historical and award details for ROLLUDA ARCHITECTS, LLC
    Obligations: prior → latest
    $825K → $1.6M
    +92.4%
    Share: prior → latest
    1.6% → 5.3%
    +3.6 percentage points
    All-period obligations
    $3.3M
    1.4% of all-period positive obligations · 11 awards
    Recorded activity
    Since Nov 1, 2022
    through Aug 24, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported104
    Reported small business104
    All-period set-aside types

    None reported.

  8. #8

    Last 12mo obligations

    $1.2M

    3.9%

    Dollar movement

    +$829K

    vs. prior 12 months

    Last 12mo awards

    9 awards

    10 actions

    Historical and award details for WALKER ARCHITECTS INC
    Obligations: prior → latest
    $358K → $1.2M
    +231.5%
    Share: prior → latest
    0.70% → 3.9%
    +3.2 percentage points
    All-period obligations
    $2.9M
    1.2% of all-period positive obligations · 16 awards
    Recorded activity
    Since Jul 11, 2022
    through Mar 9, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported92
    Reported small business92
    All-period set-aside types

    None reported.

  9. #9

    Last 12mo obligations

    $1.1M

    3.6%

    Dollar movement

    −$168K

    vs. prior 12 months

    Last 12mo awards

    14 awards

    18 actions

    Historical and award details for HDR ENGINEERING INC
    Obligations: prior → latest
    $1.2M → $1.1M
    −13.5%
    Share: prior → latest
    2.5% → 3.6%
    +1.1 percentage points
    All-period obligations
    $4.6M
    1.9% of all-period positive obligations · 57 awards
    Recorded activity
    Since Oct 21, 2021
    through Sep 9, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported1418
    Reported small business00
    All-period set-aside types

    None reported.

  10. #10

    Last 12mo obligations

    $1.0M

    3.4%

    Dollar movement

    −$1.0M

    vs. prior 12 months

    Last 12mo awards

    22 awards

    29 actions

    Historical and award details for CROFT AND ASSOCIATES, INC.
    Obligations: prior → latest
    $2.0M → $1.0M
    −49.7%
    Share: prior → latest
    4.0% → 3.4%
    −0.6 percentage points
    All-period obligations
    $12.2M
    5.2% of all-period positive obligations · 110 awards
    Recorded activity
    Since Oct 19, 2021
    through Sep 8, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported2232
    Reported small business2232
    All-period set-aside types
    • 1 · Partial small business
  11. #11

    Last 12mo obligations

    $924K

    3.1%

    Dollar movement

    +$120K

    vs. prior 12 months

    Last 12mo awards

    1 award

    1 action

    Historical and award details for AYERS/SAINT/GROSS, INCORPORATED
    Obligations: prior → latest
    $804K → $924K
    +14.9%
    Share: prior → latest
    1.6% → 3.1%
    +1.5 percentage points
    All-period obligations
    $2.3M
    0.96% of all-period positive obligations · 6 awards
    Recorded activity
    Since Mar 2, 2023
    through Dec 16, 2025

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported14
    Reported small business00
    All-period set-aside types

    None reported.

  12. #12

    Last 12mo obligations

    $859K

    2.9%

    Dollar movement

    −$2.4M

    vs. prior 12 months

    Last 12mo awards

    13 awards

    18 actions

    Historical and award details for AECOM SERVICES, LLC
    Obligations: prior → latest
    $3.3M → $859K
    −73.6%
    Share: prior → latest
    6.4% → 2.9%
    −3.5 percentage points
    All-period obligations
    $8.9M
    3.8% of all-period positive obligations · 45 awards
    Recorded activity
    Since Jan 3, 2022
    through Jul 31, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported1323
    Reported small business00
    All-period set-aside types

    None reported.

  13. #13

    Last 12mo obligations

    $826K

    2.7%

    Dollar movement

    +$718K

    vs. prior 12 months

    Last 12mo awards

    5 awards

    7 actions

    Historical and award details for VITETTA GROUP INCORPORATED
    Obligations: prior → latest
    $108K → $826K
    +664.3%
    Share: prior → latest
    0.21% → 2.7%
    +2.5 percentage points
    All-period obligations
    $1.5M
    0.64% of all-period positive obligations · 8 awards
    Recorded activity
    Since Mar 2, 2023
    through Aug 28, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported52
    Reported small business52
    All-period set-aside types

    None reported.

  14. #14

    Last 12mo obligations

    $719K

    2.4%

    Dollar movement

    −$1.3M

    vs. prior 12 months

    Last 12mo awards

    2 awards

    2 actions

    Historical and award details for HOUSER WALKER ARCHITECTURE, LLC
    Obligations: prior → latest
    $2.0M → $719K
    −64.1%
    Share: prior → latest
    3.9% → 2.4%
    −1.6 percentage points
    All-period obligations
    $6.7M
    2.9% of all-period positive obligations · 22 awards
    Recorded activity
    Since Jul 12, 2022
    through Jul 10, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported27
    Reported small business27
    All-period set-aside types

    None reported.

  15. #15

    Last 12mo obligations

    $580K

    1.9%

    Dollar movement

    −$813K

    vs. prior 12 months

    Last 12mo awards

    7 awards

    12 actions

    Historical and award details for WISS JANNEY ELSTNER ASSOCIATES INC
    Obligations: prior → latest
    $1.4M → $580K
    −58.3%
    Share: prior → latest
    2.7% → 1.9%
    −0.8 percentage points
    All-period obligations
    $10.5M
    4.5% of all-period positive obligations · 25 awards
    Recorded activity
    Since Dec 10, 2021
    through Jul 27, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported712
    Reported small business00
    All-period set-aside types

    None reported.

Recent federal contract award activity

Recent contract actions with unusually large obligation changes or meaningful shifts in contractor and funding-office activity.

Base award

This action

+$1.9M

DHM DESIGN CORPORATION

DSC CONTRACTING SERVICES DIVISION

CUVA 324044 DEMOLISH EXCESS STRUCTURES PDSD AND SUPPLEMENTAL SERVICES

Why it stands out

The contractor climbed 3 positions in this market.

It now ranks #2 by positive obligations over the latest 12 months.

Award net obligations
$1.9M
Share of 12-month positive obligations
6.4%
Supporting data
Prime contractor
#2 · 14.4% share
up 3 ranks · +8.9 percentage points · $1.5M net increase; action exceeded it by $379K
Funding office
#1 · 57.3% attributed share
$11.9M net decline despite this positive action
Related:Largest share gain
PIID 140P2025F0317
Base award

This action

+$2.0M

QUINN EVANS ARCHITECTS INC

DSC CONTRACTING SERVICES DIVISION

GET 326156 REHABILITATE HISTORIC STRUCTURES AND REPLACE WATER LINES

Why it stands out

A new award added obligations despite weaker contractor activity.

The action represented 6.5% of the market’s latest 12-month positive obligations while the contractor’s obligations fell $1.6M overall.

Award net obligations
$2.0M
Share of 12-month positive obligations
6.5%
Supporting data
Prime contractor
#3 · 9.6% share
$1.6M net decline despite this positive action
Funding office
#1 · 57.3% attributed share
$11.9M net decline despite this positive action
PIID 140P2025F0058
Base award

This action

+$1.9M

DHM DESIGN CORPORATION

DSC CONTRACTING SERVICES DIVISION

GRCA 352837 - NORTH RIM DESIGN SERVICES, AT GRAND CANYON NATIONAL PARK, ARIZONA; ARCHITECTURAL AND ENGINEERING (A-E) SERVICES PLANNING SERVICES TASK ORDER

Why it stands out

The contractor climbed 3 positions in this market.

It now ranks #2 by positive obligations over the latest 12 months.

Award net obligations
$2.0M
Share of 12-month positive obligations
6.3%
Supporting data
Funding office
#1 · 57.3% attributed share
$11.9M net decline despite this positive action
PIID 140P2026F0130
Base award

This action

+$1.6M

ANDERSON HALLAS ARCHITECTS, PC

DSC CONTRACTING SERVICES DIVISION

OLYM 340147 - "CONSTRUCT VISITOR CENTER AT HURRICANE RIDGE."

Why it stands out

A new award added obligations despite weaker contractor activity.

The action represented 5.5% of the market’s latest 12-month positive obligations while the contractor’s obligations fell $3.0M overall.

Award net obligations
$1.6M
Share of 12-month positive obligations
5.5%
Supporting data
Prime contractor
#1 · 17.9% share
$3.0M net decline despite this positive action
Funding office
#1 · 57.3% attributed share
$11.9M net decline despite this positive action
PIID 140P2025F0251
Deobligation

This action

−$677K

LGA ARCHITECTURE

DOI, NPS CONOPS STRATEGIC

TREATMENTS FOR CULTURAL RESOURCES THREATENED BY WILDLAND FIRE - SEKI/KNP

Why it stands out

This award recorded a material contraction.

The action removed $677K. A deobligation does not by itself show lower requirement demand.

Award net obligations
$86K
Share of 12-month positive obligations
2.3%
Supporting data
Prime contractor
0% share
−1.8 percentage points · $1.3M net decline; action accounted for 53.5%
Funding office
#13 · 0.59% attributed share
down 7 ranks · −2.2 percentage points · $1.2M net decline; action accounted for 55.0%
PIID 140PS124F0020 · Mod P00001
Modification

This action

+$1.1M

ARCHITECTS HAWAII LTD

OFFICE OF ACQUISITON GRANTS

ARCHITECTURAL AND ENGINEERING SERVICES - DESIGN PHASE, REPLACE USGS FACILITIES IN HAWAII

Why it stands out

The contractor climbed 14 positions in this market.

It now ranks #5 by positive obligations over the latest 12 months.

Award net obligations
$11.1M
Share of 12-month positive obligations
3.7%
PIID 140G0321C0003 · Mod P00011
View recent award activity by date (10)
  1. HDR ENGINEERING INCBase award · PIID 140P6026F0078
    Action+$179K
    Award net obligations$179K
  2. GHD INC.Base award · PIID 140P9726P0057
    Action+$71K
    Award net obligations$71K
  3. RIM ARCHITECTS (AK), LLCDeobligation · PIID 140P2023F0304
    Action−$71K
    Award net obligations$161K
  4. CROFT AND ASSOCIATES, INC.Base award · PIID 140P2026F0227
    Action+$64K
    Award net obligations$64K
  5. CROFT AND ASSOCIATES, INC.Base award · PIID 140P5126F0032
    Action+$205K
    Award net obligations$205K
  6. GWWO, INC.Base award · PIID 140P4326F0019
    Action+$280K
    Award net obligations$280K
  7. DHM DESIGN CORPORATIONModification · PIID 140P2025F0071
    Action+$53K
    Award net obligations$521K
  8. AJC ARCHITECTS, P.C.Modification · PIID 140P2024F0161
    Action+$47K
    Award net obligations$396K
  9. QUINN EVANS ARCHITECTS INCModification · PIID 140P2025F0058
    Action+$26K
    Award net obligations$2.0M
  10. AECOM SERVICES, LLCModification · PIID 140P3024F0055
    Action+$9K
    Award net obligations$36K

DOI architectural services market FAQs

Answers based on reported federal contract data.

Who are the top DOI architectural services contractors?

In the 12 months through September 10, 2026, ANDERSON HALLAS ARCHITECTS, PC, DHM DESIGN CORPORATION, and QUINN EVANS ARCHITECTS INC were the leading DOI architectural services prime contractors by positive obligations.

  1. #1

    ANDERSON HALLAS ARCHITECTS, PC

    $5,378,596 in positive obligations

  2. #2

    DHM DESIGN CORPORATION

    $4,326,578 in positive obligations

  3. #3

    QUINN EVANS ARCHITECTS INC

    $2,878,544 in positive obligations

Rankings use reported USAspending award data.

Did DOI contract obligations decrease in the architectural services market?

Yes. Measured by net prime contract obligations, reported DOI activity in the architectural services market decreased 41.7% from $50,345,949 in the preceding 12 months to $29,376,599 in the 12 months through September 10, 2026.

Latest 12 months
$29,376,599
Net prime contract obligations
Preceding 12 months
$50,345,949
Net prime contract obligations
Change
−41.7%
Between matched 12-month periods

Reported contract actions, not outlays or a forecast.

What recent DOI contract award activity was reported in the architectural services market?

Recent DOI contract award activity reported in the architectural services market included actions for DHM DESIGN CORPORATION, QUINN EVANS ARCHITECTS INC, and ANDERSON HALLAS ARCHITECTS, PC during the 12 months through September 10, 2026.

Action obligations are transaction-level amounts, not current award-level obligations.

Which procurement methods were reported for DOI contracts under NAICS 541310?

From September 11, 2025 through September 10, 2026, DOI reported 130 positive-obligation awards for architectural services under NAICS 541310. The leading award type was delivery order. The leading reported procedure was subject to multiple award fair opportunity.

Positive-obligation awards
130
Leading reported procedure
Subject to Multiple Award Fair Opportunity
27.9% of positive obligations
Leading award type
Delivery Order
91.9% of positive obligations
Full and open
41.6%
of positive obligations
Reported parent IDV
91.9%
of positive obligations
Observed vehicles
National A/E/I IDIQ
Exact matches from reported parent PIIDs

Percentages use positive obligations as the denominator.

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Related market research

Complete market indexes:

Same NAICS at other agencies:

Nearby NAICS at this agency:

Markets sharing leading prime records:

Leading-prime vehicle memberships:

Company memberships do not establish award-channel use.

Reported obligations include contract actions from October 1, 2021 through September 10, 2026. Set-aside and business-size fields reflect award records, not a contractor's current eligibility.

Review data methodology