Federal Capture Intelligence

Top HHS environmental consulting services contractors (NAICS 541620)

Contract actions: October 1, 2021 – October 13, 2026 Updated October 14, 2026 Department of Health and Human Services agency guide NAICS 541620 · Environmental Consulting Services
Latest 12 months
$11.8M
Net obligations · Down $3.9M vs. $15.7M preceding
Prime contractors
16
With positive obligations in the latest 12 months

Research the HHS federal contracting market for environmental consulting services under NAICS 541620. Compare top federal contractors and market share, reported contract obligations and spending trends, funding-office attribution, recent award activity, and contract types, competition, and procurement methods.

Contract obligation trends for Environmental Consulting Services at the Department of Health and Human Services

Federal records show $94.1M in net obligations across 396 awards in Environmental Consulting Services at the Department of Health and Human Services from Oct 1, 2021 through Oct 13, 2026. This market accounts for 0.063% of $150.1B in agency-wide net prime contract obligations over the period shown. Latest 12-month net obligations decreased 24.7% from $15.7M to $11.8M. 5 prime contractors accounted for at least 80% of positive obligations in that latest period.

Fiscal-year activity

FY27 is year-to-date through Oct 13, 2026; earlier years show complete fiscal-year totals.

FY27 year-to-date: $0 versus $0 through the same date in FY26 (Not comparable).
Net obligations · complete fiscal yearNet obligations · FY27 YTDContract actions
View fiscal-year data table
Fiscal yearNet obligationsContract actionsCoverage
FY2022$16.0M198Complete
FY2023$28.3M185Complete
FY2024$22.1M166Complete
FY2025$15.9M142Complete
FY2026$11.8M165Complete

Market at a glance

All reported prime contract awards
All-period net obligations
$94.1M
396 awards · 85 prime contractors
Latest 12-month movement
−24.7%
$11.8M vs. $15.7M
Leading eight prime share
96.6%
Share held by the eight leading prime contractors in the latest 12 months
View agency share, denominators, and set-aside reporting
Agency context
0.063% of $150.1B in agency-wide net obligations.
Set-aside share when reported
47.1% of 68 awards with reported set-aside status.
Set-aside reporting
32 set aside · 36 no set-aside · 328 not reported

What changed in the last 12 months?

Oct 14, 2025–Oct 13, 2026, compared with Oct 14, 2024–Oct 13, 2025.

Competitive shifts

NELSON ENGINEERING CO. had no reported activity in the latest 12 months
$4.5M→$0No latest-period activity
It previously ranked #1 by positive obligations, based on 7 reported actions.
RESOURCE MANAGEMENT GROUP, INC. recorded the largest net deobligation
$0→−$3.9M−$3.9M
The contractor now is unranked by positive obligations, based on 4 reported actions.

Buyer demand

Reported obligations through NATIONAL INSTITUTE OF HEALTH NIH-OD increased
$1.6M→$5.2M+$3.6M
Latest-period activity spans 2 awards across 1 prime contractor.
Reported obligations through NIH A E CONSTRUCTION decreased
$8.0M→$4.6M−$3.4M
Latest-period activity spans 9 awards across 3 prime contractors.
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 Oct 13, 2026.

29.6% of positive obligations were attributed to NATIONAL INSTITUTE OF HEALTH NIH-OD. That represents $5.2M, up $3.6M from the preceding 12 months.

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

  1. NATIONAL INSTITUTE OF HEALTH NIH-OD29.6% · $5.2M · up $3.6M
  2. NIH A E CONSTRUCTION25.9% · $4.6M · down $3.4M
  3. OMAS STRATEGIC BUYING CENTER - HHS MISSION25.1% · $4.4M · up $4.4M
  4. CDC OFFICE OF ACQUISITION SERVICES7.7% · $1.4M · up $263K
  5. HRSA HEADQUARTERS6.4% · $1.1M · up $85K
  6. All other reported offices5.2% 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

    NATIONAL INSTITUTE OF HEALTH NIH-OD

    #1Up 2 from #3

    Latest 12 months

    $5.2M

    29.6% of positive obligations

    Versus preceding 12 months

    +$3.6M

    1 active prime contractor · 2 awards

    View office comparison and evidence

    Reported obligations increased 215.8% from $1.6M to $5.2M. The office’s share of positive obligations moved from 10.3% to 29.6%, a change of +19.3 percentage points.

    The latest period contains 5 actions across 2 awards. The preceding period contained 1 active prime contractor and 2 awards.

  2. Reported funding office

    NIH A E CONSTRUCTION

    #2Down 1 from #1

    Latest 12 months

    $4.6M

    25.9% of positive obligations

    Versus preceding 12 months

    −$3.4M

    3 active prime contractors · 9 awards

    View office comparison and evidence

    Reported obligations decreased 42.9% from $8.0M to $4.6M. The office’s share of positive obligations moved from 49.9% to 25.9%, a change of −24.0 percentage points.

    The latest period contains 22 actions across 9 awards. The preceding period contained 7 active prime contractors and 19 awards.

  3. Reported funding office

    OMAS STRATEGIC BUYING CENTER - HHS MISSION

    #3New to the positive-obligation ranking

    Latest 12 months

    $4.4M

    25.1% of positive obligations

    Versus preceding 12 months

    +$4.4M

    1 active prime contractor · 5 awards

    View office comparison and evidence

    Reported obligations rose from $0 to $4.4M. The office’s share of positive obligations moved from 0% to 25.1%, a change of +25.1 percentage points.

    The latest period contains 6 actions across 5 awards and 1 newly active prime contractor. The preceding period contained 0 active prime contractors and 0 awards.

    Leading award-level changes

  4. Reported funding office

    CDC OFFICE OF ACQUISITION SERVICES

    #4Rank unchanged

    Latest 12 months

    $1.4M

    7.7% of positive obligations

    Versus preceding 12 months

    +$263K

    7 active prime contractors · 68 awards

    View office comparison and evidence

    Reported obligations increased 24.2% from $1.1M to $1.4M. The office’s share of positive obligations moved from 6.8% to 7.7%, a change of +0.9 percentage points.

    The latest period contains 76 actions across 68 awards and 3 newly active prime contractors. The preceding period contained 7 active prime contractors and 23 awards.

  5. Reported funding office

    HRSA HEADQUARTERS

    #5Rank unchanged

    Latest 12 months

    $1.1M

    6.4% of positive obligations

    Versus preceding 12 months

    +$85K

    1 active prime contractor · 12 awards

    View office comparison and evidence

    Reported obligations increased 8.2% from $1.0M to $1.1M. The office’s share of positive obligations moved from 6.5% to 6.4%, a change of −0.1 percentage points.

    The latest period contains 12 actions across 12 awards. The preceding period contained 1 active prime contractor and 10 awards.

  6. Reported funding office

    NATIONAL INSTITUTES OF HEALTH OLAO

    #6New to the positive-obligation ranking

    Latest 12 months

    $384K

    2.2% of positive obligations

    Versus preceding 12 months

    +$384K

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations moved from <$1 in net deobligations to $384K in net obligations. The office’s share of positive obligations moved from 0% to 2.2%, a change of +2.2 percentage points.

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

  7. Reported funding office

    ALBUQUERQUE AREA INDIAN HEALTH SVC

    #7Down 1 from #6

    Latest 12 months

    $311K

    1.8% of positive obligations

    Versus preceding 12 months

    +$12K

    4 active prime contractors · 10 awards

    View office comparison and evidence

    Reported obligations increased 4.1% from $299K to $311K. The office’s share of positive obligations moved from 1.9% to 1.8%, a change of −0.1 percentage points.

    The latest period contains 12 actions across 10 awards. The preceding period contained 4 active prime contractors and 15 awards.

  8. Reported funding office

    FDA OFFICE OF ACQ GRANT SVCS

    #8Down 1 from #7

    Latest 12 months

    $200K

    1.1% of positive obligations

    Versus preceding 12 months

    −$52K

    5 active prime contractors · 7 awards

    View office comparison and evidence

    Reported obligations decreased 20.6% from $252K to $200K. The office’s share of positive obligations moved from 1.6% to 1.1%, a change of −0.4 percentage points.

    The latest period contains 8 actions across 7 awards and 2 newly active prime contractors. The preceding period contained 3 active prime contractors and 3 awards.

  9. Reported funding office

    NAVAJO AREA INDIAN HEALTH SVC

    #9Up 3 from #12

    Latest 12 months

    $24K

    0.13% of positive obligations

    Versus preceding 12 months

    +$19K

    2 active prime contractors · 2 awards

    View office comparison and evidence

    Reported obligations increased 463.3% from $4K to $24K. The office’s share of positive obligations moved from 0.030% to 0.13%, a change of +0.1 percentage points.

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

  10. Reported funding office

    GREAT PLAINS AREA INDIAN HEALTH SVC

    No positive-obligation rank

    Latest 12 months

    $0

    0% of positive obligations

    Versus preceding 12 months

    −$69K

    0 active prime contractors · 0 awards

    View office comparison and evidence

    Reported obligations decreased 100.0% from $69K to $0. The office’s share of positive obligations moved from 0.43% to 0%, a change of −0.4 percentage points.

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

  11. Reported funding office

    INDIAN HEALTH SERVICE (75H711)

    No positive-obligation rank

    Latest 12 months

    $0

    0% of positive obligations

    Versus preceding 12 months

    −$65K

    0 active prime contractors · 0 awards

    View office comparison and evidence

    Reported obligations decreased 100.0% from $65K to $0. The office’s share of positive obligations moved from 0.41% to 0%, a change of −0.4 percentage points.

    The latest period contains 0 actions across 0 awards. The preceding period contained 3 active prime contractors and 3 awards.

  12. Reported funding office

    INDIAN HEALTH SERVICE (75H713)

    No positive-obligation rank

    Latest 12 months

    $0

    0% of positive obligations

    Versus preceding 12 months

    +$98K

    1 active prime contractor · 1 award

    View office comparison and evidence

    Reported obligations moved from $98K in net deobligations to $0 in net obligations. The office’s share of positive obligations moved from 0% to 0%, a change of 0.0 percentage points.

    The latest period contains 5 actions across 1 award and 1 newly active prime contractor. The preceding period contained 1 active prime contractor and 1 award.

  13. Reported funding office

    PROGRAM SUPPORT CENTER ACQ MGMT SVC

    No positive-obligation rank

    Latest 12 months

    −$5.7M

    0% of positive obligations

    Versus preceding 12 months

    −$9.2M

    5 active prime contractors · 11 awards

    View office comparison and evidence

    Reported obligations moved from $3.5M in net obligations to $5.7M in net deobligations. The office’s share of positive obligations moved from 21.9% to 0%, a change of −21.9 percentage points.

    The latest period contains 12 actions across 11 awards and 3 newly active prime contractors. The preceding period contained 2 active prime contractors and 5 awards.

    Leading award-level changes

Contract types, competition, and procurement methods

From Oct 14, 2025 through Oct 13, 2026, 42 awards had positive obligations totaling $21.4M. Mafo was the leading reported procedure, accounting for 46.9% of positive obligations. Awards with a reported parent IDV accounted for 91.7%.

Leading award type
54.6%
Delivery Order
Leading reported procedure
46.9%
Mafo
Reported parent IDV
91.7%
of positive obligations had a reported parent IDV
Median reported offers
1
20 of 42 awards reported offers

Buying method changes

Compared with Oct 14, 2024–Oct 13, 2025. Based on 42 current awards and 43 preceding awards with positive net obligations.

Reported full-and-open obligation share
14.6%
Down from 70.0% in the preceding period
Median positive award obligations
$222K
Up from $69K in the preceding period
Delivery-order obligation share
54.6%
Up from 23.9% 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 541620 peer median, parent-IDV obligation share is 13.5 percentage points higher, reported full-and-open obligation share is 16.2 percentage points lower, delivery-order obligation share is 13.8 percentage points lower, and median positive award obligations are 72.7% higher.

MeasureThis marketPeer medianDifference
Parent-IDV obligation share91.7%78.2%+13.5 pts
Reported full-and-open obligation share14.6%30.8%-16.2 pts
Delivery-order obligation share54.6%68.4%-13.8 pts
Median positive award obligations$222K$129K+72.7%
Peer cohort and comparison limits

The peer median gives each of the 12 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)14$11.7M54.6%
BPA Call(A)22$7.9M37.0%
Purchase Order(B)4$1.2M5.4%
Definitive Contract(D)2$619K2.9%

Reported parent-award types

Reported valueAwardsPositive obligationsShare
BPA(E)22$7.9M37.0%
IDC(B)10$6.4M30.2%
FSS(C)4$5.2M24.4%
Not reported6$1.8M8.3%

Single- or multiple-award parent structure

Reported valueAwardsPositive obligationsShare
Single Award(S)22$11.6M54.5%
Multiple Award(M)14$7.9M37.1%
Not reported6$1.8M8.3%

Solicitation procedures

Reported valueAwardsPositive obligationsShare
Mafo(SUBJECT TO MULTIPLE AWARD FAIR OPPORTUNITY)12$10.0M46.9%
Np(NEGOTIATED PROPOSAL/QUOTE)5$5.5M25.9%
Subject to Multiple Award Fair Opportunity(MAFO)14$3.1M14.6%
Sss(ONLY ONE SOURCE)5$1.8M8.6%
Sp1(SIMPLIFIED ACQUISITION)1$441K2.1%
Only One Source(SSS)2$211K0.99%
Other reported values3$202K0.95%

Extent competed

Reported valueAwardsPositive obligationsShare
A(FULL AND OPEN COMPETITION)13$11.1M52.0%
D(FULL AND OPEN COMPETITION AFTER EXCLUSION OF SOURCES)4$4.4M20.8%
Full and Open Competition(A)14$3.1M14.6%
B(NOT AVAILABLE FOR COMPETITION)5$1.8M8.6%
G(NOT COMPETED UNDER SAP)1$441K2.1%
Competed Under SAP(F)3$202K0.95%
Other reported values2$211K0.99%

Fair-opportunity and limited-source reporting

Reported valueAwardsPositive obligationsShare
Fair Opportunity Given(FAIR)22$10.0M46.8%
Competitive Set Aside(CSA)1$2.4M11.1%
Only One Source - Other(ONE)2$578K2.7%
Other Statutory Authority(OSA)1$189K0.89%
Not reported16$8.2M38.5%

Other-than-full-and-open reasons

Reported valueAwardsPositive obligationsShare
Authorized by Statute (FAR 6.302-5(A)(2)(I))(OTH)7$2.4M11.4%
Urgency (FAR 6.302-2)(URG)1$40K0.19%
Not reported34$18.9M88.4%

Contract pricing types

Reported valueAwardsPositive obligationsShare
Y(TIME AND MATERIALS)9$10.6M49.8%
J(FIRM FIXED PRICE)13$6.8M31.9%
Firm Fixed Price(J)18$3.3M15.7%
Z(LABOR HOURS)1$384K1.8%
Time and Materials(Y)1$189K0.89%

Product or Service Codes

Reported valueAwardsPositive obligationsShare
Support- Professional: Other(R499)6$6.0M28.2%
Environmental Systems Protection- Environmental Consulting and Legal Support(F115)4$4.4M20.8%
Repair or Alteration of Miscellaneous Buildings(Z2JZ)2$2.6M11.9%
Other Environmental Services(F999)8$2.2M10.4%
Special Studies/Analysis- Environmental Assessments(B510)2$2.2M10.2%
Support- Professional: Program Management/Support(R408)4$1.1M5.3%
Other reported values16$2.8M13.2%

Awarding subagencies

Reported valueAwardsPositive obligationsShare
National Institutes of Health(7529)11$10.1M47.5%
Office of the Assistant Secretary for Financial Resources(7571)5$4.9M22.9%
Centers for Disease Control and Prevention(7523)12$3.6M16.7%
Health Resources and Services Administration(7526)2$2.2M10.2%
Indian Health Service(7527)11$335K1.6%
Food and Drug Administration(7524)1$246K1.1%

Awarding offices

Reported valueAwardsPositive obligationsShare
National Institutes of Health Olao(75N980)6$7.0M32.9%
Omas Strategic Buying Center - Hhs Mission(7571MN)5$4.9M22.9%
Cdc Office of Acquisition Services(75D301)12$3.6M16.7%
Nih A E Construction(75N990)5$3.1M14.6%
Hrsa Headquarters(75R602)2$2.2M10.2%
Albuquerque Area Indian Health Svc(75H707)9$311K1.5%
Other reported values3$269K1.3%

Reported parent IDVs

Reported valueAwardsPositive obligationsShare
GS00F217CA(4732)2$4.8M22.4%
75P00125D00003(7570)4$4.4M20.8%
75N99024A00017(7529)1$2.4M11.1%
75R60223A00021(7526)2$2.2M10.2%
75N99025D00001(7529)6$2.0M9.4%
75D30121A12815(7523)5$1.1M5.1%
75D30123A17948(7523)3$1.1M5.0%
75D30126A21687(7523)1$394K1.8%
Other reported values12$1.2M5.8%
Not reported6$1.8M8.3%

Offers, award size, and timing

Median reported offers
1 median
20 reported · 22 not reported
Positive award obligations
$222K median
$43K–$441K middle 50%
Reported performance period
364 days (~12 months) median
42 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 Oct 13, 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
5 of 16prime contractors account for at least 80% of positive obligations in the last 12 months
Largest prime contractor
31.2%of positive obligations in the last 12 months
Leading four prime contractors
75.7%of positive obligations in the last 12 months
Leading eight prime contractors
96.6%of positive obligations in the last 12 months

Based on $19.9M in positive obligations during the 12 months ending Oct 13, 2026. Individual shares and movement appear in the searchable rankings below. Movement compares with Oct 14, 2024–Oct 13, 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

    $6.2M

    31.2%

    Dollar movement

    +$3.9M

    vs. prior 12 months

    Last 12mo awards

    5 awards

    10 actions

    Historical and award details for CONSOLIDATED SAFETY SERVICES INCORPORATED
    Obligations: prior → latest
    $2.3M → $6.2M
    +170.5%
    Share: prior → latest
    14.3% → 31.2%
    +16.9 percentage points
    All-period obligations
    $15.9M
    14.4% of all-period positive obligations · 15 awards
    Recorded activity
    Since Mar 8, 2022
    through Sep 28, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside10
    Not reported44
    Reported small business00
    All-period set-aside types

    None reported.

  2. #2

    Last 12mo obligations

    $4.3M

    21.5%

    Dollar movement

    +$1.1M

    vs. prior 12 months

    Last 12mo awards

    6 awards

    9 actions

    Historical and award details for PROPERTY & ENVIRONMENTAL MANAGEMENT INC
    Obligations: prior → latest
    $3.1M → $4.3M
    +36.0%
    Share: prior → latest
    19.7% → 21.5%
    +1.8 percentage points
    All-period obligations
    $13.6M
    12.3% of all-period positive obligations · 8 awards
    Recorded activity
    Since Oct 31, 2023
    through Sep 29, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside11
    Reported no set-aside00
    Not reported53
    Reported small business64
    All-period set-aside types
    • 2 · 8(a) sole source
  3. #3

    Last 12mo obligations

    $2.4M

    11.9%

    Dollar movement

    +$348K

    vs. prior 12 months

    Last 12mo awards

    1 award

    9 actions

    Historical and award details for ROMEM AQUA SYSTEMS CO INC
    Obligations: prior → latest
    $2.0M → $2.4M
    +17.2%
    Share: prior → latest
    12.7% → 11.9%
    −0.7 percentage points
    All-period obligations
    $9.0M
    8.2% of all-period positive obligations · 6 awards
    Recorded activity
    Since Oct 8, 2021
    through Sep 24, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported14
    Reported small business14
    All-period set-aside types

    None reported.

  4. #4

    Last 12mo obligations

    $2.2M

    11.0%

    Dollar movement

    +$1.0M

    vs. prior 12 months

    Last 12mo awards

    7 awards

    11 actions

    Historical and award details for ACK3 CONSULTING, LLC
    Obligations: prior → latest
    $1.2M → $2.2M
    +88.6%
    Share: prior → latest
    7.2% → 11.0%
    +3.7 percentage points
    All-period obligations
    $3.5M
    3.1% of all-period positive obligations · 13 awards
    Recorded activity
    Since Oct 9, 2024
    through Sep 17, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside11
    Reported no set-aside00
    Not reported65
    Reported small business11
    All-period set-aside types
    • 1 · Total small business
  5. #5

    Last 12mo obligations

    $1.5M

    7.6%

    Dollar movement

    +$895K

    vs. prior 12 months

    Last 12mo awards

    12 awards

    14 actions

    Historical and award details for EASTERN RESEARCH GROUP INC
    Obligations: prior → latest
    $622K → $1.5M
    +144.0%
    Share: prior → latest
    3.9% → 7.6%
    +3.7 percentage points
    All-period obligations
    $7.3M
    6.6% of all-period positive obligations · 32 awards
    Recorded activity
    Since Sep 6, 2022
    through Sep 25, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported1214
    Reported small business00
    All-period set-aside types

    None reported.

  6. #6

    Last 12mo obligations

    $1.1M

    5.7%

    Dollar movement

    +$85K

    vs. prior 12 months

    Last 12mo awards

    12 awards

    12 actions

    Historical and award details for STANTEC CONSULTING SERVICES INC.
    Obligations: prior → latest
    $1.0M → $1.1M
    +8.2%
    Share: prior → latest
    6.5% → 5.7%
    −0.8 percentage points
    All-period obligations
    $10.7M
    9.7% of all-period positive obligations · 26 awards
    Recorded activity
    Since Dec 1, 2021
    through Jul 16, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported1210
    Reported small business00
    All-period set-aside types

    None reported.

  7. #7

    Last 12mo obligations

    $1.1M

    5.4%

    Dollar movement

    +$1.1M

    vs. prior 12 months

    Last 12mo awards

    5 awards

    8 actions

    Historical and award details for SRC INC
    Obligations: prior → latest
    −$12K → $1.1M
    Not comparable
    Share: prior → latest
    0% → 5.4%
    +5.4 percentage points
    All-period obligations
    $3.2M
    2.9% of all-period positive obligations · 21 awards
    Recorded activity
    Since Nov 30, 2021
    through Sep 28, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported53
    Reported small business00
    All-period set-aside types

    None reported.

  8. #8

    Last 12mo obligations

    $441K

    2.2%

    Dollar movement

    +$82K

    vs. prior 12 months

    Last 12mo awards

    1 award

    2 actions

    Historical and award details for GLOBAL, INC
    Obligations: prior → latest
    $358K → $441K
    +23.0%
    Share: prior → latest
    2.2% → 2.2%
    0.0 percentage points
    All-period obligations
    $1.5M
    1.3% of all-period positive obligations · 1 award
    Recorded activity
    Since Nov 1, 2022
    through Dec 30, 2025

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside11
    Reported no set-aside00
    Not reported00
    Reported small business11
    All-period set-aside types
    • 1 · 8(a) sole source
  9. #9

    Last 12mo obligations

    $237K

    1.2%

    Dollar movement

    +$144K

    vs. prior 12 months

    Last 12mo awards

    7 awards

    8 actions

    Historical and award details for RURAL AND TRIBAL ENVIRONMENTAL SOLUTIONS, INC
    Obligations: prior → latest
    $93K → $237K
    +155.6%
    Share: prior → latest
    0.58% → 1.2%
    +0.6 percentage points
    All-period obligations
    $927K
    0.84% of all-period positive obligations · 44 awards
    Recorded activity
    Since Jan 25, 2022
    through Jul 7, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported712
    Reported small business712
    All-period set-aside types

    None reported.

  10. #10

    Last 12mo obligations

    $189K

    0.95%

    Dollar movement

    +$189K

    vs. prior 12 months

    Last 12mo awards

    2 awards

    4 actions

    Historical and award details for NEPTUNE AND COMPANY, INCORPORATED
    Obligations: prior → latest
    $0 → $189K
    Not comparable
    Share: prior → latest
    0% → 0.95%
    +0.9 percentage points
    All-period obligations
    $439K
    0.40% of all-period positive obligations · 2 awards
    Recorded activity
    Since Sep 22, 2023
    through Jun 9, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported20
    Reported small business20
    All-period set-aside types

    None reported.

  11. #11

    Last 12mo obligations

    $151K

    0.76%

    Dollar movement

    +$151K

    vs. prior 12 months

    Last 12mo awards

    1 award

    1 action

    Historical and award details for SPECPRO PROFESSIONAL SERVICES, LLC
    Obligations: prior → latest
    $0 → $151K
    Not comparable
    Share: prior → latest
    0% → 0.76%
    +0.8 percentage points
    All-period obligations
    $151K
    0.14% of all-period positive obligations · 1 award
    Recorded activity
    Since Sep 25, 2026
    through Sep 25, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported10
    Reported small business10
    All-period set-aside types

    None reported.

  12. #12

    Last 12mo obligations

    $40K

    0.20%

    Dollar movement

    −$42K

    vs. prior 12 months

    Last 12mo awards

    1 award

    2 actions

    Historical and award details for KERES CONSULTING INC
    Obligations: prior → latest
    $82K → $40K
    −51.1%
    Share: prior → latest
    0.51% → 0.20%
    −0.3 percentage points
    All-period obligations
    $122K
    0.11% of all-period positive obligations · 1 award
    Recorded activity
    Since Aug 11, 2025
    through Nov 13, 2025

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside11
    Not reported00
    Reported small business11
    All-period set-aside types

    None reported.

  13. #13

    Last 12mo obligations

    $26K

    0.13%

    Dollar movement

    −$79K

    vs. prior 12 months

    Last 12mo awards

    1 award

    1 action

    Historical and award details for RURAL COMMUNITY ASSISTANCE CORPORATION
    Obligations: prior → latest
    $105K → $26K
    −75.3%
    Share: prior → latest
    0.66% → 0.13%
    −0.5 percentage points
    All-period obligations
    $351K
    0.32% of all-period positive obligations · 9 awards
    Recorded activity
    Since Aug 4, 2022
    through Apr 2, 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.

  14. #14

    Last 12mo obligations

    $19K

    0.10%

    Dollar movement

    +$19K

    vs. prior 12 months

    Last 12mo awards

    1 award

    1 action

    Historical and award details for WHITETAIL ENVIRONMENTAL, LLC
    Obligations: prior → latest
    $0 → $19K
    Not comparable
    Share: prior → latest
    0% → 0.10%
    +0.1 percentage points
    All-period obligations
    $19K
    0.020% of all-period positive obligations · 1 award
    Recorded activity
    Since Jul 9, 2026
    through Jul 9, 2026

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside10
    Reported no set-aside00
    Not reported00
    Reported small business10
    All-period set-aside types
    • 1 · Indian small business
  15. #15

    Last 12mo obligations

    $9K

    0.040%

    Dollar movement

    −$11K

    vs. prior 12 months

    Last 12mo awards

    1 award

    1 action

    Historical and award details for SHIPLEY GROUP, INC., THE
    Obligations: prior → latest
    $19K → $9K
    −55.6%
    Share: prior → latest
    0.12% → 0.040%
    −0.1 percentage points
    All-period obligations
    $28K
    0.030% of all-period positive obligations · 2 awards
    Recorded activity
    Since Dec 2, 2024
    through Dec 5, 2025

    Award reporting

    Latest and prior 12-month award reporting
    Reported award evidenceLatestPrior
    Reported set-aside00
    Reported no set-aside00
    Not reported11
    Reported small business11
    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

+$4.1M

CONSOLIDATED SAFETY SERVICES INCORPORATED

NATIONAL INSTITUTE OF HEALTH NIH-OD

INDUSTRIAL HYGIENE AND SAFETY SUPPORT SERVICES

Why it stands out

One action equaled about a fifth of the market’s latest 12-month positive obligations.

The $4.1M action represented 20.7% of the market’s positive obligations over the latest 12 months.

Award net obligations
$4.1M
Share of 12-month positive obligations
20.7%
Supporting data
Prime contractor
#1 · 31.2% share
up 2 ranks · +16.9 percentage points · $3.9M net increase; action exceeded it by $203K
Funding office
#1 · 29.6% attributed share
up 2 ranks · +19.3 percentage points · $3.6M net increase; action exceeded it by $552K
Related:Largest share gainFunding office gain
PIID 75N98026F00446
Base award

This action

+$2.0M

PROPERTY & ENVIRONMENTAL MANAGEMENT INC

OMAS STRATEGIC BUYING CENTER - HHS MISSION

FEDERAL OCCUPATIONAL HEALTH (FOH) ENVIRONMENTAL HEALTH AND SAFETY SUPPORT (EHSS) SERVICES TASK ORDER 7571MN26F66001 BASE PERIOD OF PERFORMANCE: 4/20/2026-11/19/2026

Why it stands out

One action represented 10.1% of the market’s latest 12-month positive obligations.

At $2.0M, the action was large enough to materially affect the latest 12-month market picture.

Award net obligations
$3.8M
Share of 12-month positive obligations
10.1%
Supporting data
Prime contractor
#2 · 21.5% share
+1.8 percentage points · $1.1M net increase; action exceeded it by $863K
Funding office
#3 · 25.1% attributed share
+25.1 percentage points · $4.4M net increase; action accounted for 45.2%
PIID 7571MN26F66001
Deobligation

This action

−$2.3M

RESOURCE MANAGEMENT GROUP, INC.

PROGRAM SUPPORT CENTER ACQ MGMT SVC

FY26 UDO INITIATIVE

Why it stands out

This award recorded a material contraction.

The action removed $2.3M. A deobligation does not by itself show lower requirement demand.

Award net obligations
$11.0M
Share of 12-month positive obligations
11.8%
Supporting data
Prime contractor
0% share
$3.9M net decline; action accounted for 59.7%
Funding office
0% attributed share
−21.9 percentage points · $9.2M net decline; action accounted for 25.3%
Related:Largest net deobligation
PIID 75P00118F37005 · Mod P00002
Base award

This action

+$1.9M

STANTEC CONSULTING SERVICES INC.

HRSA HEADQUARTERS

BPHC C 7376 ENVIRONMENTAL HISTORIC PRESERVATION (EHP) PRE AND POST AWARD REVIEWS

Why it stands out

One action represented 9.6% of the market’s latest 12-month positive obligations.

At $1.9M, the action was large enough to materially affect the latest 12-month market picture.

Award net obligations
$1.9M
Share of 12-month positive obligations
9.6%
PIID 75R60226F34013
Deobligation

This action

−$935K

TI2E

PROGRAM SUPPORT CENTER ACQ MGMT SVC

CLOSEOUT - CONTRACT #HHSP233201400014I/HHSP23337004T

Why it stands out

This award recorded a material contraction.

The action removed $935K. A deobligation does not by itself show lower requirement demand.

Award net obligations
$3.7M
Share of 12-month positive obligations
4.7%
Supporting data
Prime contractor
0% share
$1.8M net decline; action accounted for 50.8%
PIID HHSP23337004T · Mod P00007
Modification

This action

+$489K

ROMEM AQUA SYSTEMS CO INC

NIH A E CONSTRUCTION

MODIFICATION 7 - FUNDING FOR JULY AND SEPTEMBER 2026 COR - EUGENE HOWIE

Why it stands out

This award grew while spending attributed to its office declined.

The modification added $489K while office-attributed obligations fell $3.4M overall.

Award net obligations
$2.4M
Share of 12-month positive obligations
2.5%
Supporting data
Prime contractor
#3 · 11.9% share
up 1 rank · −0.7 percentage points · $348K net increase; action exceeded it by $141K
Funding office
#2 · 25.9% attributed share
$3.4M net decline despite this positive action
PIID 75N99026F00001 · Mod P00007
View recent award activity by date (10)
  1. PROPERTY & ENVIRONMENTAL MANAGEMENT INCBase award · PIID 7571MN26F66006
    Action+$539K
    Award net obligations$539K
  2. NATIONAL ACADEMY OF SCIENCESDeobligation · PIID 75A50120C00093
    Action−$278K
    Award net obligations$716K
  3. NATIONAL ACADEMY OF SCIENCESDeobligation · PIID HHSD2002011388070063
    Action−$64K
    Award net obligations$918K
  4. NATIONAL ACADEMY OF SCIENCESDeobligation · PIID 75D30119F00079
    Action−$21K
    Award net obligations$99K
  5. NATIONAL ACADEMY OF SCIENCESDeobligation · PIID 75D30118F00073
    Action−$3K
    Award net obligations$47K
  6. NATIONAL ACADEMY OF SCIENCESDeobligation · PIID 75D30119F00077
    Action−$3K
    Award net obligations$47K
  7. NATIONAL ACADEMY OF SCIENCESDeobligation · PIID 75D30118F00068
    Action−$3K
    Award net obligations$252K
  8. NATIONAL ACADEMY OF SCIENCESDeobligation · PIID HHSD2002011388070064
    Action−$1K
    Award net obligations$49K
  9. NATIONAL ACADEMY OF SCIENCESDeobligation · PIID 75D30120F00089
    Action−$1K
    Award net obligations$424K
  10. NATIONAL ACADEMY OF SCIENCESDeobligation · PIID 75D30120F00085
    Action−$23
    Award net obligations$100K

HHS environmental consulting services market FAQs

Answers based on reported federal contract data.

Who are the top HHS environmental consulting services contractors?

In the 12 months through October 13, 2026, CONSOLIDATED SAFETY SERVICES INCORPORATED, PROPERTY & ENVIRONMENTAL MANAGEMENT INC, and ROMEM AQUA SYSTEMS CO INC were the leading HHS environmental consulting services prime contractors by positive obligations.

  1. #1

    CONSOLIDATED SAFETY SERVICES INCORPORATED

    $6,197,164 in positive obligations

  2. #2

    PROPERTY & ENVIRONMENTAL MANAGEMENT INC

    $4,276,683 in positive obligations

  3. #3

    ROMEM AQUA SYSTEMS CO INC

    $2,373,170 in positive obligations

Rankings use reported USAspending award data.

Did HHS contract obligations decrease in the environmental consulting services market?

Yes. Measured by net prime contract obligations, reported HHS activity in the environmental consulting services market decreased 24.7% from $15,721,177 in the preceding 12 months to $11,837,389 in the 12 months through October 13, 2026.

Latest 12 months
$11,837,389
Net prime contract obligations
Preceding 12 months
$15,721,177
Net prime contract obligations
Change
−24.7%
Between matched 12-month periods

Reported contract actions, not outlays or a forecast.

What recent HHS contract award activity was reported in the environmental consulting services market?

Recent HHS contract award activity reported in the environmental consulting services market included actions for CONSOLIDATED SAFETY SERVICES INCORPORATED, PROPERTY & ENVIRONMENTAL MANAGEMENT INC, and RESOURCE MANAGEMENT GROUP, INC. during the 12 months through October 13, 2026.

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

Which procurement methods were reported for HHS contracts under NAICS 541620?

From October 14, 2025 through October 13, 2026, HHS reported 42 positive-obligation awards for environmental consulting services under NAICS 541620. The leading award type was delivery order. The leading reported procedure was mafo.

Positive-obligation awards
42
Leading reported procedure
Mafo
46.9% of positive obligations
Leading award type
Delivery Order
54.6% of positive obligations
Full and open
14.6%
of positive obligations
Reported parent IDV
91.7%
of positive obligations

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 October 13, 2026. Set-aside and business-size fields reflect award records, not a contractor's current eligibility.

Review data methodology