Federal Capture Intelligence

Top DOT research and development in the social sciences and humanities contractors (NAICS 541720)

Contract actions: October 1, 2021 – September 10, 2026 Updated September 11, 2026 Department of Transportation agency guide NAICS 541720 · Research and Development in the Social Sciences and Humanities
Latest 12 months
$15.4M
Net obligations · Up $2.6M vs. $12.8M preceding
Prime contractors
5
With positive obligations in the latest 12 months

Research the DOT federal contracting market for research and development in the social sciences and humanities under NAICS 541720. 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 Research and Development in the Social Sciences and Humanities at the Department of Transportation

Federal records show $64.4M in net obligations across 165 awards in Research and Development in the Social Sciences and Humanities at the Department of Transportation from Oct 1, 2021 through Sep 10, 2026. This market accounts for 0.15% of $42.9B in agency-wide net prime contract obligations over the period shown. Latest 12-month net obligations increased 20.7% from $12.8M to $15.4M. 3 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: $11.5M versus $6.6M through the same date in FY25 (+74.7%).
Net obligations · complete fiscal yearNet obligations · FY26 YTDContract actions
View fiscal-year data table
Fiscal yearNet obligationsContract actionsCoverage
FY2022$20.2M80Complete
FY2023$10.0M90Complete
FY2024$12.3M78Complete
FY2025$10.5M93Complete
FY2026$11.5M67YTD through Sep 10, 2026

Market at a glance

All reported prime contract awards
All-period net obligations
$64.4M
165 awards · 40 prime contractors
Latest 12-month movement
+20.7%
$15.4M vs. $12.8M
Leading eight prime share
100.0%
Share held by the eight leading prime contractors in the latest 12 months
View agency share, denominators, and set-aside reporting
Agency context
0.15% of $42.9B in agency-wide net obligations.
Set-aside share when reported
16.7% of 42 awards with reported set-aside status.
Set-aside reporting
7 set aside · 35 no set-aside · 123 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

TOXCEL LLC gained the most market share
23.78%→54.04%+30.3 percentage points
The contractor now ranks #1 by positive obligations, based on 19 reported actions.
DUNLAP AND ASSOCIATES, INC. lost the most market share
28.0%→0.0%−28.0 percentage points
The contractor now ranks outside the ranking by positive obligations, based on 3 reported actions.

Market structure

This market was more concentrated than 99.0% of comparable agency NAICS markets
100.0%Agency median 82.0%
The agency comparison covers 52 comparable NAICS markets.

Buyer demand

Reported obligations through 693JJ9 NHTSA OFFICE OF ACQUISTION decreased
$7.8M→$3.4M−$4.5M
Latest-period activity spans 14 awards across 8 prime contractors.
Reported obligations through FHWA - TURNER-FAIRBANKS HIGHWAY increased
$1.2M→$3.8M+$2.5M
Latest-period activity spans 7 awards across 1 prime contractor.
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.

27.7% of positive obligations were attributed to FHWA OFFICE OF OPERATIONS. That represents $4.3M, up $4.3M from the preceding 12 months.

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

  1. FHWA OFFICE OF OPERATIONS27.7% · $4.3M · up $4.3M
  2. FHWA - TURNER-FAIRBANKS HIGHWAY24.3% · $3.8M · up $2.5M
  3. 693JJ9 NHTSA OFFICE OF ACQUISTION21.6% · $3.4M · down $4.5M
  4. FAA12.7% · $2.0M · up $2.0M
  5. OST OFFICE OF THE IMMEDIATE SEC.5.1% · $785K · down $102K
  6. All other reported offices8.6% 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

    FHWA OFFICE OF OPERATIONS

    #1New to the positive-obligation ranking

    Latest 12 months

    $4.3M

    27.7% of positive obligations

    Versus preceding 12 months

    +$4.3M

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations rose from $0 to $4.3M. The office’s share of positive obligations moved from 0% to 27.7%, a change of +27.7 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.

    Leading award-level changes

  2. Reported funding office

    FHWA - TURNER-FAIRBANKS HIGHWAY

    #2Rank unchanged

    Latest 12 months

    $3.8M

    24.3% of positive obligations

    Versus preceding 12 months

    +$2.5M

    1 active prime contractor · 7 awards

    View office comparison and evidence

    Reported obligations increased 202.9% from $1.2M to $3.8M. The office’s share of positive obligations moved from 9.6% to 24.3%, a change of +14.8 percentage points.

    The latest period contains 9 actions across 7 awards. The preceding period contained 1 active prime contractor and 4 awards.

  3. Reported funding office

    693JJ9 NHTSA OFFICE OF ACQUISTION

    #3Down 2 from #1

    Latest 12 months

    $3.4M

    21.6% of positive obligations

    Versus preceding 12 months

    −$4.5M

    8 active prime contractors · 14 awards

    View office comparison and evidence

    Reported obligations decreased 57.2% from $7.8M to $3.4M. The office’s share of positive obligations moved from 60.2% to 21.6%, a change of −38.5 percentage points.

    The latest period contains 16 actions across 14 awards and 2 newly active prime contractors. The preceding period contained 8 active prime contractors and 24 awards.

    Leading award-level changes

  4. Reported funding office

    FAA

    #4New to the positive-obligation ranking

    Latest 12 months

    $2.0M

    12.7% of positive obligations

    Versus preceding 12 months

    +$2.0M

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations rose from $0 to $2.0M. The office’s share of positive obligations moved from 0% to 12.7%, a change of +12.7 percentage points.

    The latest period contains 3 actions across 1 award. The preceding period contained 1 active prime contractor and 1 award.

  5. Reported funding office

    OST OFFICE OF THE IMMEDIATE SEC.

    #5Rank unchanged

    Latest 12 months

    $785K

    5.1% of positive obligations

    Versus preceding 12 months

    −$102K

    1 active prime contractor · 13 awards

    View office comparison and evidence

    Reported obligations decreased 11.5% from $887K to $785K. The office’s share of positive obligations moved from 6.8% to 5.1%, a change of −1.8 percentage points.

    The latest period contains 23 actions across 13 awards. The preceding period contained 2 active prime contractors and 12 awards.

  6. Reported funding office

    ITS JOINT DELIVERY PROGRAM

    #6Down 3 from #3

    Latest 12 months

    $425K

    2.7% of positive obligations

    Versus preceding 12 months

    −$611K

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations decreased 59.0% from $1.0M to $425K. The office’s share of positive obligations moved from 8.0% to 2.7%, a change of −5.2 percentage points.

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

  7. Reported funding office

    6973GJ NON-FRANCHISE ACQ SVC

    #7Down 1 from #6

    Latest 12 months

    $339K

    2.2% of positive obligations

    Versus preceding 12 months

    −$407K

    1 active prime contractor · 9 awards

    View office comparison and evidence

    Reported obligations decreased 54.6% from $746K to $339K. The office’s share of positive obligations moved from 5.7% to 2.2%, a change of −3.5 percentage points.

    The latest period contains 11 actions across 9 awards. The preceding period contained 1 active prime contractor and 9 awards.

  8. Reported funding office

    6973GH FRANCHISE ACQUISITION SVCS

    #8New to the positive-obligation ranking

    Latest 12 months

    $216K

    1.4% of positive obligations

    Versus preceding 12 months

    +$460K

    1 active prime contractor · 3 awards

    View office comparison and evidence

    Reported obligations moved from $244K in net deobligations to $216K in net obligations. The office’s share of positive obligations moved from 0% to 1.4%, a change of +1.4 percentage points.

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

  9. Reported funding office

    FHWA OFFICE OF INFRASTRUCTURE

    #9New to the positive-obligation ranking

    Latest 12 months

    $99K

    0.64% of positive obligations

    Versus preceding 12 months

    +$99K

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations rose from $0 to $99K. The office’s share of positive obligations moved from 0% to 0.64%, a change of +0.6 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.

  10. Reported funding office

    FEDERAL RAILROAD ADMIN(00053)

    #10Down 3 from #7

    Latest 12 months

    $88K

    0.57% of positive obligations

    Versus preceding 12 months

    −$57K

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations decreased 39.2% from $145K to $88K. The office’s share of positive obligations moved from 1.1% to 0.57%, a change of −0.5 percentage points.

    The latest period contains 1 action across 1 award and 1 newly active prime contractor. The preceding period contained 8 active prime contractors and 9 awards.

  11. Reported funding office

    FHWA OFFICE OF SAFETY

    No positive-obligation rank

    Latest 12 months

    $0

    0% of positive obligations

    Versus preceding 12 months

    −$971K

    0 active prime contractors · 0 awards

    View office comparison and evidence

    Reported obligations decreased 100.0% from $971K to $0. The office’s share of positive obligations moved from 7.5% to 0%, a change of −7.5 percentage points.

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

Contract types, competition, and procurement methods

From Sep 11, 2025 through Sep 10, 2026, 29 awards had positive obligations totaling $16.0M. Negotiated Proposal/Quote was the leading reported procedure, accounting for 55.0% of positive obligations. Awards with a reported parent IDV accounted for 100.0%. Reported awards used contract vehicles such as OASIS.

Leading award type
100.0%
Delivery Order
Leading reported procedure
55.0%
Negotiated Proposal/Quote
Reported parent IDV
100.0%
of positive obligations had a reported parent IDV
Median reported offers
6
1 of 29 awards reported offers · Limited reporting

Observed contract vehicles

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

  • OASIS

    $3.1M

    19.2% of positive obligations · 1 matched award

Buying method changes

Compared with Sep 11, 2024–Sep 10, 2025. Based on 29 current awards and 28 preceding awards with positive net obligations.

Parent-IDV obligation share
100.0%
Up from 82.2% 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 541720 peer median, parent-IDV obligation share is 38.6 percentage points higher, reported full-and-open obligation share is 58.2 percentage points higher, delivery-order obligation share is 68.8 percentage points higher, and median positive award obligations are 29.0% lower.

MeasureThis marketPeer medianDifference
Parent-IDV obligation share100.0%61.4%+38.6 pts
Reported full-and-open obligation share70.6%12.4%+58.2 pts
Delivery-order obligation share100.0%31.2%+68.8 pts
Median positive award obligations$146K$206K-29.0%
Peer cohort and comparison limits

The peer median gives each of the 6 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)29$16.0M100.0%

Reported parent-award types

Reported valueAwardsPositive obligationsShare
IDC(B)29$16.0M100.0%

Single- or multiple-award parent structure

Reported valueAwardsPositive obligationsShare
Single Award(S)28$12.9M80.8%
Multiple Award(M)1$3.1M19.2%

Solicitation procedures

Reported valueAwardsPositive obligationsShare
Negotiated Proposal/Quote(NP)12$8.8M55.0%
Subject to Multiple Award Fair Opportunity(MAFO)1$3.1M19.2%
Np(NEGOTIATED PROPOSAL/QUOTE)6$2.5M15.9%
Only One Source(SSS)7$990K6.2%
Sss(ONLY ONE SOURCE)3$575K3.6%

Extent competed

Reported valueAwardsPositive obligationsShare
Full and Open Competition(A)8$11.3M70.6%
A(FULL AND OPEN COMPETITION)4$2.3M14.7%
Not Competed(C)7$990K6.2%
Full and Open Competition After Exclusion of Sources(D)5$582K3.6%
C(NOT COMPETED)3$575K3.6%
D(FULL AND OPEN COMPETITION AFTER EXCLUSION OF SOURCES)2$206K1.3%

Fair-opportunity and limited-source reporting

Reported valueAwardsPositive obligationsShare
Fair Opportunity Given(FAIR)1$3.1M19.2%
Not reported28$12.9M80.8%

Other-than-full-and-open reasons

Reported valueAwardsPositive obligationsShare
Only One Source-Other (FAR 6.302-1 Other)(ONE)10$1.6M9.8%
Not reported19$14.4M90.2%

Contract pricing types

Reported valueAwardsPositive obligationsShare
Firm Fixed Price(J)9$6.6M41.0%
Time and Materials(Y)5$5.3M32.8%
Y(TIME AND MATERIALS)4$2.3M14.7%
Cost No Fee(S)2$611K3.8%
J(FIRM FIXED PRICE)3$575K3.6%
Labor Hours(Z)3$392K2.5%
Other reported values3$258K1.6%

Product or Service Codes

Reported valueAwardsPositive obligationsShare
Transportation R&d Services; Surface Transportation, Public Transit, and Rail; Applied Research(AS12)11$8.7M54.3%
Support- Professional: Operations Research/Quantitative Analysis(R405)1$3.1M19.2%
Education/Training- Training/Curriculum Development(U008)1$2.0M12.3%
Support- Professional: Other(R499)8$904K5.7%
Support- Professional: Program Management/Support(R408)6$786K4.9%
Education/Training- General(U009)1$527K3.3%
Other reported values1$52K0.32%

Awarding subagencies

Reported valueAwardsPositive obligationsShare
Federal Highway Administration(6925)10$8.6M53.8%
National Highway Traffic Safety Administration(6940)3$3.7M22.9%
Federal Aviation Administration(6920)7$2.7M16.9%
Immediate Office of the Secretary of Transportation(6901)6$786K4.9%
Federal Railroad Administration(6930)1$88K0.55%
Federal Motor Carrier Safety Administration(6953)1$83K0.52%
Other reported values1$80K0.50%

Awarding offices

Reported valueAwardsPositive obligationsShare
693jj3 Acquisition and Grants Mgt(693JJ3)10$8.6M53.8%
693jj9 Nhtsa Office of Acquistion(693JJ9)3$3.7M22.9%
693ka9 Contracting for Services(693KA9)1$2.0M12.3%
693jk4 Ost(693JK4)6$786K4.9%
6973gh Franchise Acquisition Svcs(6973GH)6$736K4.6%
693jj6 Federal Railroad Admin(693JJ6)1$88K0.55%
Other reported values2$163K1.0%

Reported parent IDVs

Reported valueAwardsPositive obligationsShare
693JJ324D000016(6925)10$8.6M53.8%
GS00Q14OADU213(4732)1$3.1M19.2%
693KA923D00003(6920)1$2.0M12.3%
693JK423D800002(6901)9$1.4M8.5%
6973GH22D00062(6920)6$736K4.6%
693JK422D800010(6901)1$200K1.3%
693JJ921D000034(6940)1$52K0.32%

Exact vehicle-match evidence

Reported award data linked 1 award to a specific catalog vehicle.

Offers, award size, and timing

Median reported offers
6 median
1 reported · 28 not reported · Limited reporting
Positive award obligations
$146K median
$80K–$400K middle 50%
Reported performance period
437 days (~14 months) median
29 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
3 of 5prime contractors account for at least 80% of positive obligations in the last 12 months
Largest prime contractor
54.0%of positive obligations in the last 12 months
Leading four prime contractors
96.4%of positive obligations in the last 12 months
Leading eight prime contractors
100.0%of positive obligations in the last 12 months

Based on $15.4M 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

    $8.3M

    54.0%

    Dollar movement

    +$5.3M

    vs. prior 12 months

    Last 12mo awards

    16 awards

    19 actions

    Historical and award details for TOXCEL LLC
    Obligations: prior → latest
    $3.1M → $8.3M
    +169.6%
    Share: prior → latest
    23.8% → 54.0%
    +30.3 percentage points
    All-period obligations
    $17.4M
    26.8% of all-period positive obligations · 28 awards
    Recorded activity
    Since Jun 29, 2022
    through Sep 9, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside11
    Reported no set-aside10
    Not reported1412
    Reported small business1613
    All-period set-aside types
    • 2 · Total small business
  2. #2

    Last 12mo obligations

    $3.1M

    19.9%

    Dollar movement

    −$925K

    vs. prior 12 months

    Last 12mo awards

    1 award

    1 action

    Historical and award details for NATIONAL OPINION RESEARCH CENTER
    Obligations: prior → latest
    $4.0M → $3.1M
    −23.1%
    Share: prior → latest
    30.7% → 19.9%
    −10.8 percentage points
    All-period obligations
    $7.1M
    10.8% of all-period positive obligations · 1 award
    Recorded activity
    Since Jan 22, 2025
    through Jan 27, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported11
    Reported small business00
    All-period set-aside types

    None reported.

  3. #3

    Last 12mo obligations

    $2.0M

    12.7%

    Dollar movement

    +$2.0M

    vs. prior 12 months

    Last 12mo awards

    1 award

    3 actions

    Historical and award details for PERSONNEL DECISIONS RESEARCH INSTITUTES, LLC
    Obligations: prior → latest
    $0 → $2.0M
    Not comparable
    Share: prior → latest
    0% → 12.7%
    +12.7 percentage points
    All-period obligations
    $2.3M
    3.6% of all-period positive obligations · 1 award
    Recorded activity
    Since Aug 7, 2023
    through May 8, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported11
    Reported small business00
    All-period set-aside types

    None reported.

  4. #4

    Last 12mo obligations

    $1.5M

    9.7%

    Dollar movement

    +$250K

    vs. prior 12 months

    Last 12mo awards

    20 awards

    32 actions

    Historical and award details for NATIONAL ACADEMY OF SCIENCES
    Obligations: prior → latest
    $1.3M → $1.5M
    +19.9%
    Share: prior → latest
    9.6% → 9.7%
    +0.1 percentage points
    All-period obligations
    $5.9M
    9.1% of all-period positive obligations · 33 awards
    Recorded activity
    Since May 2, 2022
    through Sep 1, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside10
    Not reported1915
    Reported small business00
    All-period set-aside types

    None reported.

  5. #5

    Last 12mo obligations

    $555K

    3.6%

    Dollar movement

    −$191K

    vs. prior 12 months

    Last 12mo awards

    9 awards

    14 actions

    Historical and award details for CHICKASAW HEALTH CONSULTING, LLC
    Obligations: prior → latest
    $746K → $555K
    −25.6%
    Share: prior → latest
    5.7% → 3.6%
    −2.1 percentage points
    All-period obligations
    $3.5M
    5.3% of all-period positive obligations · 20 awards
    Recorded activity
    Since Jun 3, 2022
    through Aug 18, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported99
    Reported small business99
    All-period set-aside types

    None reported.

  6. #6

    Last 12mo obligations

    −$29K

    0%

    Dollar movement

    −$29K

    vs. prior 12 months

    Last 12mo awards

    1 award

    1 action

    Historical and award details for UNIVERSITY OF MASSACHUSETTS
    Obligations: prior → latest
    $0 → −$29K
    Not comparable
    Share: prior → latest
    0% → 0%
    0.0 percentage points
    All-period obligations
    $287K
    0.44% of all-period positive obligations · 1 award
    Recorded activity
    Since Jul 15, 2022
    through Aug 3, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside10
    Not reported00
    Reported small business00
    All-period set-aside types

    None reported.

  7. #7

    Last 12mo obligations

    −$40

    0%

    Dollar movement

    −$40

    vs. prior 12 months

    Last 12mo awards

    1 award

    1 action

    Historical and award details for WESTAT, INC.
    Obligations: prior → latest
    $0 → −$40
    Not comparable
    Share: prior → latest
    0% → 0%
    0.0 percentage points
    All-period obligations
    −$40
    0% of all-period positive obligations · 1 award
    Recorded activity
    Since Jun 24, 2026
    through Jun 24, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside10
    Not reported00
    Reported small business00
    All-period set-aside types

    None reported.

  8. #8

    Last 12mo obligations

    >−$1

    0%

    Dollar movement

    >−$1

    vs. prior 12 months

    Last 12mo awards

    1 award

    1 action

    Historical and award details for ICF MACRO INC
    Obligations: prior → latest
    $0 → >−$1
    Not comparable
    Share: prior → latest
    0% → 0%
    0.0 percentage points
    All-period obligations
    >−$1
    0% of all-period positive obligations · 1 award
    Recorded activity
    Since Sep 16, 2025
    through Sep 16, 2025

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported10
    Reported small business00
    All-period set-aside types

    None reported.

  9. #9

    Last 12mo obligations

    $0

    0%

    Dollar movement

    −$3.7M

    vs. prior 12 months

    Last 12mo awards

    2 awards

    3 actions

    Historical and award details for DUNLAP AND ASSOCIATES, INC.
    Obligations: prior → latest
    $3.7M → $0
    −100.0%
    Share: prior → latest
    28.0% → 0%
    −28.0 percentage points
    All-period obligations
    $17.5M
    26.8% of all-period positive obligations · 17 awards
    Recorded activity
    Since Jun 15, 2022
    through Jul 22, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside11
    Reported no set-aside11
    Not reported07
    Reported small business18
    All-period set-aside types
    • 2 · Total small business
  10. #10

    Last 12mo obligations

    $0

    0%

    Dollar movement

    $0

    no change vs. prior 12 months

    Last 12mo awards

    1 award

    1 action

    Historical and award details for PREUSSER RESEARCH GROUP, INC.
    Obligations: prior → latest
    $0 → $0
    Not comparable
    Share: prior → latest
    0% → 0%
    0.0 percentage points
    All-period obligations
    $1.3M
    2.0% of all-period positive obligations · 4 awards
    Recorded activity
    Since Jul 26, 2022
    through Apr 7, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported12
    Reported small business12
    All-period set-aside types

    None reported.

  11. #11

    Last 12mo obligations

    $0

    0%

    Dollar movement

    $0

    no change vs. prior 12 months

    Last 12mo awards

    1 award

    1 action

    Historical and award details for VIRGINIA POLYTECHNIC INSTITUTE & STATE UNIVERSITY
    Obligations: prior → latest
    $0 → $0
    Not comparable
    Share: prior → latest
    0% → 0%
    0.0 percentage points
    All-period obligations
    $1.2M
    1.9% of all-period positive obligations · 6 awards
    Recorded activity
    Since Aug 9, 2022
    through Aug 3, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside13
    Not reported00
    Reported small business00
    All-period set-aside types

    None reported.

  12. #12

    Last 12mo obligations

    $0

    0%

    Dollar movement

    +$14

    vs. prior 12 months

    Last 12mo awards

    1 award

    1 action

    Historical and award details for TRANSANALYTICS LLC
    Obligations: prior → latest
    −$14 → $0
    Not comparable
    Share: prior → latest
    0% → 0%
    0.0 percentage points
    All-period obligations
    $1.2M
    1.8% of all-period positive obligations · 9 awards
    Recorded activity
    Since Feb 17, 2022
    through Sep 13, 2025

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside01
    Not reported10
    Reported small business11
    All-period set-aside types

    None reported.

  13. #13

    Last 12mo obligations

    $0

    0%

    Dollar movement

    $0

    no change vs. prior 12 months

    Last 12mo awards

    1 award

    2 actions

    Historical and award details for UNIVERSITY OF MARYLAND, COLLEGE PARK
    Obligations: prior → latest
    $0 → $0
    Not comparable
    Share: prior → latest
    0% → 0%
    0.0 percentage points
    All-period obligations
    $560K
    0.86% of all-period positive obligations · 2 awards
    Recorded activity
    Since Jan 19, 2022
    through Jul 10, 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.

  14. #14

    Last 12mo obligations

    $0

    0%

    Dollar movement

    $0

    no change vs. prior 12 months

    Last 12mo awards

    1 award

    1 action

    Historical and award details for SHARMA & ASSOCIATES INC
    Obligations: prior → latest
    $0 → $0
    Not comparable
    Share: prior → latest
    0% → 0%
    0.0 percentage points
    All-period obligations
    $275K
    0.42% of all-period positive obligations · 1 award
    Recorded activity
    Since Jun 28, 2022
    through Jul 20, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside10
    Not reported00
    Reported small business10
    All-period set-aside types

    None reported.

  15. #15
    FORS MARSH GROUP LLCHistorical · no latest 12-month activity · last action Jun 13, 2025

    Last 12mo obligations

    $0

    0%

    Dollar movement

    −$89K

    vs. prior 12 months

    Last 12mo awards

    0 awards

    0 actions

    Historical and award details for FORS MARSH GROUP LLC
    Obligations: prior → latest
    $89K → $0
    −100.0%
    Share: prior → latest
    0.68% → 0%
    −0.7 percentage points
    All-period obligations
    $1.2M
    1.9% of all-period positive obligations · 4 awards
    Recorded activity
    Since Mar 1, 2022
    through Jun 13, 2025

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported02
    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

+$2.6M

TOXCEL LLC

FHWA OFFICE OF OPERATIONS

TO PROVIDE HUMAN FACTORS AND TECHNICAL ASSISTANCE TO COMPLETE THE PRODUCTION OF TEXT, GRAPHICS, AND RULEMAKING MATERIALS FOR NEW REVISIONS TO OR EDITIONS OF THE MUTCD (AND COMPANION DOCUMENTS IF APPROPRIATE); TO PRODUCE FUTURE EDITIONS AND/OR REVISIO

Why it stands out

The contractor climbed 2 positions in this market.

It now ranks #1 by positive obligations over the latest 12 months.

Award net obligations
$4.3M
Share of 12-month positive obligations
17.1%
Supporting data
Prime contractor
#1 · 54.0% share
up 2 ranks · +30.3 percentage points · $5.3M net increase; action accounted for 50.1%
Funding office
#1 · 27.7% attributed share
+27.7 percentage points · $4.3M net increase; action accounted for 61.2%
Related:Largest share gain
PIID 693JJ325F00172N
Base award

This action

+$1.4M

TOXCEL LLC

FHWA - TURNER-FAIRBANKS HIGHWAY

TASK ORDER UNDER THE FHWA OFFICE OF SAFETY RESEARCH AND DEVELOPMENT "HUMAN FACTORS ON-SITE SUPPORT SERVICES" IDIQ #693JJ324D000016; ENTITLED "EVALUATION OF TRAFFIC CONTROL DEVICES."

Why it stands out

The contractor climbed 2 positions in this market.

It now ranks #1 by positive obligations over the latest 12 months.

Award net obligations
$1.4M
Share of 12-month positive obligations
9.1%
Supporting data
Funding office
#2 · 24.3% attributed share
+14.8 percentage points · $2.5M net increase; action accounted for 55.3%
Related:Funding office gain
PIID 693JJ326F00146N
Modification

This action

+$1.0M

PERSONNEL DECISIONS RESEARCH INSTITUTES, LLC

FAA

CHANGE ORDER

Why it stands out

The award grew alongside stronger contractor activity.

The modification added $1.0M while contractor obligations rose $2.0M overall.

Award net obligations
$2.3M
Share of 12-month positive obligations
6.5%
Supporting data
Prime contractor
#3 · 12.7% share
+12.7 percentage points · $2.0M net increase; action accounted for 50.9%
Funding office
#4 · 12.7% attributed share
+12.7 percentage points · $2.0M net increase; action accounted for 50.9%
PIID 693KA923F00141 · Mod P00005
Modification

This action

+$3.1M

NATIONAL OPINION RESEARCH CENTER

693JJ9 NHTSA OFFICE OF ACQUISTION

MODIFICATION IS TO 1) EXERCISE BY2 AND OBLIGATE FUNDING IN THE AMOUNT OF $3,075,480.21, 2) CHANGE THE COR TO LACEY WERTH, AND 3) MODIFY SECTION C.7 SPECIFIC REQUIREMENTS OF THE SOW AGAINST THE NATIONAL OPTION RESEARCH CENTER (NORC) STATISTICA

Why it stands out

This award grew while spending attributed to its office declined.

The modification added $3.1M while office-attributed obligations fell $4.5M overall.

Award net obligations
$7.1M
Share of 12-month positive obligations
19.9%
Supporting data
Prime contractor
#2 · 19.9% share
$925K net decline despite this positive action
Funding office
#3 · 21.6% attributed share
$4.5M net decline despite this positive action
PIID 693JJ925F00010N · Mod P00001
Modification

This action

+$268K

NATIONAL ACADEMY OF SCIENCES

693JJ9 NHTSA OFFICE OF ACQUISTION

EXERCISE OPTION PERIOD 2 (YEAR 3), INCREASE FUNDING IN THE AMOUNT OF $268,411.00.

Why it stands out

This award grew while spending attributed to its office declined.

The modification added $268K while office-attributed obligations fell $4.5M overall.

Award net obligations
$777K
Share of 12-month positive obligations
1.7%
Supporting data
Funding office
#3 · 21.6% attributed share
$4.5M net decline despite this positive action
PIID 693JJ924F00178N · Mod P00002
Deobligation

This action

−$142K

CHICKASAW HEALTH CONSULTING, LLC

6973GJ NON-FRANCHISE ACQ SVC

INCREMENTAL FUNDING FOR RESEARCH TECHNICAL SUPPORT POSITIONS PROGRAM MANAGER OFF-SITE RESEARCH PROJECT MANAGER BIOLOGICAL LABORATORY TECHNICIAN LIFEGUARD

Why it stands out

This award recorded a material contraction.

The action removed $142K. A deobligation does not by itself show lower requirement demand.

Award net obligations
$189K
Share of 12-month positive obligations
0.92%
Supporting data
Prime contractor
#5 · 3.6% share
−2.1 percentage points · $191K net decline; action accounted for 74.4%
Funding office
#7 · 2.2% attributed share
down 1 rank · −3.5 percentage points · $407K net decline; action accounted for 34.9%
PIID 6973GH25F00918 · Mod P00002
View recent award activity by date (10)
  1. TOXCEL LLCBase award · PIID 693JJ326F00146N
    Action+$1.4M
    Award net obligations$1.4M
  2. TOXCEL LLCBase award · PIID 693JJ326F00134N
    Action+$146K
    Award net obligations$146K
  3. NATIONAL ACADEMY OF SCIENCESDeobligation · PIID 693JK424F96001N
    Action−$1
    Award net obligations$79K
  4. TOXCEL LLCBase award · PIID 693JJ326F00135N
    Action+$400K
    Award net obligations$400K
  5. CHICKASAW HEALTH CONSULTING, LLCModification · PIID 6973GH26F00822
    Action+$5K
    Award net obligations$35K
  6. TOXCEL LLCBase award · PIID 693JJ326F00126N
    Action+$400K
    Award net obligations$400K
  7. CHICKASAW HEALTH CONSULTING, LLCModification · PIID 6973GH26F00427
    Action+$70K
    Award net obligations$171K
  8. TOXCEL LLCModification · PIID 693JJ324F00304N
    Action+$589K
    Award net obligations$2.6M
  9. UNIVERSITY OF MASSACHUSETTSDeobligation · PIID 693JJ622C000009
    Action−$29K
    Award net obligations$287K
  10. TOXCEL LLCModification · PIID 693JJ325F00172N
    Action+$1.7M
    Award net obligations$4.3M

DOT research and development in the social sciences and humanities market FAQs

Answers based on reported federal contract data.

Who are the top DOT research and development in the social sciences and humanities contractors?

In the 12 months through September 10, 2026, TOXCEL LLC, NATIONAL OPINION RESEARCH CENTER, and PERSONNEL DECISIONS RESEARCH INSTITUTES, LLC were the leading DOT research and development in the social sciences and humanities prime contractors by positive obligations.

  1. #1

    TOXCEL LLC

    $8,349,239 in positive obligations

  2. #2

    NATIONAL OPINION RESEARCH CENTER

    $3,075,480 in positive obligations

  3. #3

    PERSONNEL DECISIONS RESEARCH INSTITUTES, LLC

    $1,964,780 in positive obligations

Rankings use reported USAspending award data.

Did DOT contract obligations increase in the research and development in the social sciences and humanities market?

Yes. Measured by net prime contract obligations, reported DOT activity in the research and development in the social sciences and humanities market increased 20.7% from $12,773,052 in the preceding 12 months to $15,419,910 in the 12 months through September 10, 2026.

Latest 12 months
$15,419,910
Net prime contract obligations
Preceding 12 months
$12,773,052
Net prime contract obligations
Change
+20.7%
Between matched 12-month periods

Reported contract actions, not outlays or a forecast.

What recent DOT contract award activity was reported under NAICS 541720?

Recent DOT contract award activity reported in the research and development in the social sciences and humanities market included actions for TOXCEL LLC, PERSONNEL DECISIONS RESEARCH INSTITUTES, LLC, and NATIONAL OPINION RESEARCH CENTER 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 DOT contracts under NAICS 541720?

From September 11, 2025 through September 10, 2026, DOT reported 29 positive-obligation awards for research and development in the social sciences and humanities under NAICS 541720. The leading award type was delivery order. The leading reported procedure was negotiated proposal/quote.

Positive-obligation awards
29
Leading reported procedure
Negotiated Proposal/Quote
55% of positive obligations
Leading award type
Delivery Order
100% of positive obligations
Full and open
70.6%
of positive obligations
Reported parent IDV
100%
of positive obligations
Observed vehicles
OASIS
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