NAICS 541620 · Professional, Scientific, and Technical Services

Environmental Consulting Services

15,627 active contractors list NAICS 541620 (Environmental Consulting Services) in SAM.gov; 9,859 are small under its SBA size standard and 3,335 list it as their primary NAICS.

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Search with filters Small businesses only

Active contractors: 15,627
Small under 541620SBA size standard for this code: 9,859
Primary NAICSTheir main line of business: 3,335
Hidden registrationsExcluded, expired or inactive: 248

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Live RFPs in this NAICS
Open SAM.gov solicitations coded 541620, matched to teaming partners.
Expiring awards
Incumbent contracts in 541620 heading to recompete in the next 18 months.
Small under 541620
Partners SAM.gov lists as small under this code: the size check a set-aside uses.

Size is NAICS-specific: a firm can be small under one code and other than small under another. Learn more about small business set-asides

Contractors listing NAICS 541620

Claimed profiles come first by membership level, then companies with 541620 as their primary NAICS, then federal obligations over the last 36 months. SPRS shows the highest blind bracket met, never the score. Learn more about blind SPRS brackets

248 registrations hidden because they are excluded, expired or inactive in SAM.gov. Include them

Showing 4,561–4,580 of 15,627 contractors

ZANE-SSFM LLC
UEIL9A6BWACSD55CAGE8GL49
Location: HONOLULU, HISocio-economic status (SAM.gov): SBVOSBSDVOSB
Secondary NAICSSmall under 541620
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $4.2M ($4,182,188)
DESIGN BUILD CONSORTIUM, LLC
UEIDBSMJLNJKBD7CAGE70QH6
Location: SAN ANTONIO, TXSocio-economic status (SAM.gov): SBVOSBSDVOSB
Secondary NAICSSmall under 541620
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $4.2M ($4,175,030)
ELYON INTERNATIONAL, INC.
UEIHJD1KVYKPSG3CAGE1H6G3
Location: VANCOUVER, WASocio-economic status (SAM.gov): SBSDBWOSBVOSB
Secondary NAICSNot listed as small under 541620
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $4.2M ($4,167,027)
ALLONNIA LLC
UEIHBHDWDK34JN7CAGE8MH83
Location: BOSTON, MASocio-economic status (SAM.gov): SB
Secondary NAICSSmall under 541620
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $4.2M ($4,166,484)
HAZEN AND SAWYER, D.P.C.
DBA HAZEN & SAWYER PC
UEIFFSSK2D6MD53CAGE1CRV1
Location: NEW YORK, NY
Secondary NAICSNot listed as small under 541620
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $4.2M ($4,162,233)
ATMOS SOLUTIONS INC
UEILDCSL3ELUVL1CAGE89CZ3
Location: WASHINGTON, DCSocio-economic status (SAM.gov): SDB8(a)
Secondary NAICSNot listed as small under 541620
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $4.1M ($4,137,180)
SOUTHERN RESEARCH INSTITUTE
UEICDZJAJJHJMH5CAGE24048
Location: BIRMINGHAM, ALSocio-economic status (SAM.gov): SB
Secondary NAICSNot listed as small under 541620
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $4.1M ($4,129,350)
QUASAR GLOBAL TECHNOLOGIES INC
UEIM6KGBUHQGC99CAGE4RCD4
Location: LANCASTER, PASocio-economic status (SAM.gov): SBSDBVOSBSDVOSB
Secondary NAICSSmall under 541620
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $4.1M ($4,115,795)
ATRIAX/ZAPATA JV LLC
UEIC9X1KKU6N2L6CAGE88A69
Location: HICKORY, NCSocio-economic status (SAM.gov): SBVOSBSDVOSB
Secondary NAICSSmall under 541620
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM expiringObligated, 36 mo: $4.1M ($4,111,432)
KELLER-BLIESNER ENGINEERING, LLC
UEIGRN1VMZ7E9Q9CAGE3N8G1
Location: LOGAN, UTSocio-economic status (SAM.gov): SB
Secondary NAICSSmall under 541620
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $4.1M ($4,102,458)
ICEYE NORTH AMERICA INC.
UEIERKHKDE6WKT7CAGE9J7J0
Location: SANTA ANA, CASocio-economic status (SAM.gov): SB
Secondary NAICSSmall under 541620
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $4.1M ($4,056,000)
UFL INC
UEIDDN2QVLEMZK6CAGE3CAR8
Location: ACKERMAN, MS
Secondary NAICSNot listed as small under 541620
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $4M ($4,021,121)
PERIDOT SOLUTIONS LLC
UEIHBCKKHMES2C7CAGE4XGY2
Location: MC LEAN, VASocio-economic status (SAM.gov): SB
Secondary NAICSSmall under 541620
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $4M ($4,020,672)
LORD AND TUCKER MANAGEMENT CONSULTANTS, L.L.C.
DBA LORD & TUCKER MANAGEMENT CONSULTANTS
UEIN1STD5RD3NS7CAGE45SD7
Location: HUNTINGTOWN, MD
Secondary NAICSNot listed as small under 541620
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM expiringObligated, 36 mo: $4M ($4,012,798)
DRENNON CONSTRUCTION & CONSULTING, INC.
DBA DRENNON CONSTRUCTION & CONSULTING INC
UEIM8YMMSPMF5N7CAGE4DC83
Location: FAIRBANKS, AKSocio-economic status (SAM.gov): SB
Secondary NAICSSmall under 541620
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $4M ($4,010,648)
NGA3 SERVICES LLC
UEINH9LYLJCNE58CAGE803A4
Location: ZION GROVE, PASocio-economic status (SAM.gov): SBVOSBSDVOSB
Secondary NAICSSmall under 541620
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $4M ($4,000,715)
INTERNATIONAL DATA SYSTEMS LLC
UEIHD1QBLTAXEM8CAGE3R8N4
Location: ANCHORAGE, AKSocio-economic status (SAM.gov): SBSDB8(a)ANC
Secondary NAICSSmall under 541620
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $4M ($3,988,206)
ALEUT SERVICES, LLC
UEIFMB2B3AGSGQ3CAGE70QD7
Location: OAK RIDGE, TNSocio-economic status (SAM.gov): SBSDBANC
Secondary NAICSSmall under 541620
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $4M ($3,981,887)
LOGICAL RESOURCES GROUP LLC
UEIKDVHGXLETMF5CAGE89Z12
Location: COLUMBIA, MD
Secondary NAICSNot listed as small under 541620
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $4M ($3,968,723)
NORTH WIND-EA ADVANTAGE JV, LLC
UEIMZC5X1SMQ5Z3CAGE0QEJ9
Location: IDAHO FALLS, IDSocio-economic status (SAM.gov): ANC
Secondary NAICSNot listed as small under 541620
CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $4M ($3,954,294)

Contractors listing NAICS 541620, page 229 of 782
Company	This code	Compliance	SAM.gov	Obligated, 36 mo
ZANE-SSFM LLC UEIL9A6BWACSD55CAGE8GL49 Location: HONOLULU, HISocio-economic status (SAM.gov): SBVOSBSDVOSB	Secondary NAICSSmall under 541620	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	$4.2M ($4,182,188)
DESIGN BUILD CONSORTIUM, LLC UEIDBSMJLNJKBD7CAGE70QH6 Location: SAN ANTONIO, TXSocio-economic status (SAM.gov): SBVOSBSDVOSB	Secondary NAICSSmall under 541620	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	$4.2M ($4,175,030)
ELYON INTERNATIONAL, INC. UEIHJD1KVYKPSG3CAGE1H6G3 Location: VANCOUVER, WASocio-economic status (SAM.gov): SBSDBWOSBVOSB	Secondary NAICSNot listed as small under 541620	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	$4.2M ($4,167,027)
ALLONNIA LLC UEIHBHDWDK34JN7CAGE8MH83 Location: BOSTON, MASocio-economic status (SAM.gov): SB	Secondary NAICSSmall under 541620	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	$4.2M ($4,166,484)
HAZEN AND SAWYER, D.P.C. DBA HAZEN & SAWYER PC UEIFFSSK2D6MD53CAGE1CRV1 Location: NEW YORK, NY	Secondary NAICSNot listed as small under 541620	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	$4.2M ($4,162,233)
ATMOS SOLUTIONS INC UEILDCSL3ELUVL1CAGE89CZ3 Location: WASHINGTON, DCSocio-economic status (SAM.gov): SDB8(a)	Secondary NAICSNot listed as small under 541620	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	$4.1M ($4,137,180)
SOUTHERN RESEARCH INSTITUTE UEICDZJAJJHJMH5CAGE24048 Location: BIRMINGHAM, ALSocio-economic status (SAM.gov): SB	Secondary NAICSNot listed as small under 541620	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	$4.1M ($4,129,350)
QUASAR GLOBAL TECHNOLOGIES INC UEIM6KGBUHQGC99CAGE4RCD4 Location: LANCASTER, PASocio-economic status (SAM.gov): SBSDBVOSBSDVOSB	Secondary NAICSSmall under 541620	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	$4.1M ($4,115,795)
ATRIAX/ZAPATA JV LLC UEIC9X1KKU6N2L6CAGE88A69 Location: HICKORY, NCSocio-economic status (SAM.gov): SBVOSBSDVOSB	Secondary NAICSSmall under 541620	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM expiring	$4.1M ($4,111,432)
KELLER-BLIESNER ENGINEERING, LLC UEIGRN1VMZ7E9Q9CAGE3N8G1 Location: LOGAN, UTSocio-economic status (SAM.gov): SB	Secondary NAICSSmall under 541620	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	$4.1M ($4,102,458)
ICEYE NORTH AMERICA INC. UEIERKHKDE6WKT7CAGE9J7J0 Location: SANTA ANA, CASocio-economic status (SAM.gov): SB	Secondary NAICSSmall under 541620	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	$4.1M ($4,056,000)
UFL INC UEIDDN2QVLEMZK6CAGE3CAR8 Location: ACKERMAN, MS	Secondary NAICSNot listed as small under 541620	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	$4M ($4,021,121)
PERIDOT SOLUTIONS LLC UEIHBCKKHMES2C7CAGE4XGY2 Location: MC LEAN, VASocio-economic status (SAM.gov): SB	Secondary NAICSSmall under 541620	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	$4M ($4,020,672)
LORD AND TUCKER MANAGEMENT CONSULTANTS, L.L.C. DBA LORD & TUCKER MANAGEMENT CONSULTANTS UEIN1STD5RD3NS7CAGE45SD7 Location: HUNTINGTOWN, MD	Secondary NAICSNot listed as small under 541620	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM expiring	$4M ($4,012,798)
DRENNON CONSTRUCTION & CONSULTING, INC. DBA DRENNON CONSTRUCTION & CONSULTING INC UEIM8YMMSPMF5N7CAGE4DC83 Location: FAIRBANKS, AKSocio-economic status (SAM.gov): SB	Secondary NAICSSmall under 541620	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	$4M ($4,010,648)
NGA3 SERVICES LLC UEINH9LYLJCNE58CAGE803A4 Location: ZION GROVE, PASocio-economic status (SAM.gov): SBVOSBSDVOSB	Secondary NAICSSmall under 541620	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	$4M ($4,000,715)
INTERNATIONAL DATA SYSTEMS LLC UEIHD1QBLTAXEM8CAGE3R8N4 Location: ANCHORAGE, AKSocio-economic status (SAM.gov): SBSDB8(a)ANC	Secondary NAICSSmall under 541620	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	$4M ($3,988,206)
ALEUT SERVICES, LLC UEIFMB2B3AGSGQ3CAGE70QD7 Location: OAK RIDGE, TNSocio-economic status (SAM.gov): SBSDBANC	Secondary NAICSSmall under 541620	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	$4M ($3,981,887)
LOGICAL RESOURCES GROUP LLC UEIKDVHGXLETMF5CAGE89Z12 Location: COLUMBIA, MD	Secondary NAICSNot listed as small under 541620	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	$4M ($3,968,723)
NORTH WIND-EA ADVANTAGE JV, LLC UEIMZC5X1SMQ5Z3CAGE0QEJ9 Location: IDAHO FALLS, IDSocio-economic status (SAM.gov): ANC	Secondary NAICSNot listed as small under 541620	CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file	SAM active	$4M ($3,954,294)

Codes these contractors list most often alongside 541620: natural teaming adjacencies.

Environmental Consulting Services

Work this industry

Contractors listing NAICS 541620

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