NAICS 541620 · Professional, Scientific, and Technical Services

Environmental Consulting Services

15,627 active contractors list NAICS 541620 (Environmental Consulting Services) in SAM.gov; 9,869 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: 9,869
Primary NAICSTheir main line of business: 3,335
Hidden registrationsExcluded, expired or inactive: 248

Work this industry

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 5,101–5,120 of 15,627 contractors

YERKES SOUTH H2H JV1 LLC
UEIJQ22LMKV9NW5CAGE97WS5
Location: CRESTVIEW, FLSocio-economic status (SAM.gov): SBWOSBEDWOSBVOSBSDVOSB
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: $544.3K ($544,327)
STANDING ROCK SANITATION SERVICE, INC.
DBA STANDING ROCK SANITATION SERVICE INC
UEIG2GJFH6GNQE3CAGE1T6S0
Location: MC LAUGHLIN, SDSocio-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: $544.2K ($544,222)
RIVER PARTNERS
UEIN193Z8C6CWF6CAGE1P0S4
Location: CHICO, CA
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: $543.4K ($543,383)
CHOSH ADIN CONSULTING LLC
UEIFFBYV783R9D4CAGE0WQN9
Location: GALLUP, NMSocio-economic status (SAM.gov): SBSDB
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: $541.5K ($541,521)
WASTE MANAGEMENT OF MINNESOTA, INC.
UEIM6Q3ULFKBQ27CAGE3JSA3
Location: CLARKS GROVE, MN
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: $539.9K ($539,874)
JOHNSONS IMMEDIATE SOLUTIONS LLC
DBA JI-SOLUTIONS
UEIHFHJGSJHAFE5CAGE6J8D3
Location: LANHAM, 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: $539.4K ($539,358)
SIMAUTHOR, INC.
UEIKJSCX3X4EBC7CAGE1NWJ0
Location: HUNTSVILLE, AL
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: $538K ($538,000)
MXI ENVIRONMENTAL SERVICES LLC
UEIJTZWKS93FD25CAGE7HQC7
Location: ABINGDON, 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: $536.4K ($536,353)
CCC HOLDINGS INC
UEIJJ1KEVRNU5R4CAGE7Q3A0
Location: TINLEY PARK, ILSocio-economic status (SAM.gov): SBWOSB
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: $532.6K ($532,582)
RHEA ENGINEERS & CONSULTANTS, INC
UEICNNHVLLX9SG6CAGE3A4Q7
Location: CORAOPOLIS, PASocio-economic status (SAM.gov): SBWOSB
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: $530.7K ($530,705)
THE MARKOSKY ENGINEERING GROUP INC
UEIEEMAGUCMLYG1CAGE50GY5
Location: LIGONIER, PASocio-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: $522K ($522,001)
TOXSTRATEGIES, LLC
UEIFKS1YHGM3AN9CAGE545A1
Location: HOUSTON, TX
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: $519K ($519,023)
SUNDANCE - EA ALLIANCE, LLC
UEIDJFTUQBBWK89CAGE8BLQ2
Location: POCATELLO, IDSocio-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: $519K ($518,954)
FLETCHERS INSPECTION AND SERVICE LLC
UEIDBSTBUP91FT5CAGE9TU91
Location: FALL RIVER, MASocio-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: $516.7K ($516,676)
HALFF ASSOCIATES INC
DBA HALFF ASSOCIATES, INC
UEIKH6SYRKBL3Z7CAGE0PPK4
Location: FORT WORTH, TX
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: $515.2K ($515,183)
SOLUTION ENGINEERING FOR RELIABLE AND VIABLE ENTERPRISES SERVE ADVISORY GROUP, LLC
UEIGPUBL2K66M28CAGE8JC73
Location: BETHESDA, MDSocio-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: $511.6K ($511,630)
ADVANTEK CONSULTING ENGINEERING INC.
UEIMQN8MMTB3NW7CAGE6B1S4
Location: MELBOURNE, FLSocio-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: $511.6K ($511,580)
CHEMICO LLC
UEIDR2NLEX8VPH9CAGE52A12
Location: SOUTHFIELD, MISocio-economic status (SAM.gov): SBVOSB
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: $505.7K ($505,712)
HALFF ASSOCIATES, INC.
UEICKMGPLMG3HQ4CAGE6L0V1
Location: THE WOODLANDS, TX
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: $500K ($500,000)
WATER ILLUMINATION INC
UEIMDX7EM1D3915CAGE93HK7
Location: LAKE FOREST, CASocio-economic status (SAM.gov): SBWOSB
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: $500K ($500,000)

Contractors listing NAICS 541620, page 256 of 782
Company	This code	Compliance	SAM.gov	Obligated, 36 mo
YERKES SOUTH H2H JV1 LLC UEIJQ22LMKV9NW5CAGE97WS5 Location: CRESTVIEW, FLSocio-economic status (SAM.gov): SBWOSBEDWOSBVOSBSDVOSB	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	$544.3K ($544,327)
STANDING ROCK SANITATION SERVICE, INC. DBA STANDING ROCK SANITATION SERVICE INC UEIG2GJFH6GNQE3CAGE1T6S0 Location: MC LAUGHLIN, SDSocio-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	$544.2K ($544,222)
RIVER PARTNERS UEIN193Z8C6CWF6CAGE1P0S4 Location: CHICO, CA	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	$543.4K ($543,383)
CHOSH ADIN CONSULTING LLC UEIFFBYV783R9D4CAGE0WQN9 Location: GALLUP, NMSocio-economic status (SAM.gov): SBSDB	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	$541.5K ($541,521)
WASTE MANAGEMENT OF MINNESOTA, INC. UEIM6Q3ULFKBQ27CAGE3JSA3 Location: CLARKS GROVE, MN	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	$539.9K ($539,874)
JOHNSONS IMMEDIATE SOLUTIONS LLC DBA JI-SOLUTIONS UEIHFHJGSJHAFE5CAGE6J8D3 Location: LANHAM, 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	$539.4K ($539,358)
SIMAUTHOR, INC. UEIKJSCX3X4EBC7CAGE1NWJ0 Location: HUNTSVILLE, AL	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	$538K ($538,000)
MXI ENVIRONMENTAL SERVICES LLC UEIJTZWKS93FD25CAGE7HQC7 Location: ABINGDON, 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	$536.4K ($536,353)
CCC HOLDINGS INC UEIJJ1KEVRNU5R4CAGE7Q3A0 Location: TINLEY PARK, ILSocio-economic status (SAM.gov): SBWOSB	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	$532.6K ($532,582)
RHEA ENGINEERS & CONSULTANTS, INC UEICNNHVLLX9SG6CAGE3A4Q7 Location: CORAOPOLIS, PASocio-economic status (SAM.gov): SBWOSB	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	$530.7K ($530,705)
THE MARKOSKY ENGINEERING GROUP INC UEIEEMAGUCMLYG1CAGE50GY5 Location: LIGONIER, PASocio-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	$522K ($522,001)
TOXSTRATEGIES, LLC UEIFKS1YHGM3AN9CAGE545A1 Location: HOUSTON, TX	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	$519K ($519,023)
SUNDANCE - EA ALLIANCE, LLC UEIDJFTUQBBWK89CAGE8BLQ2 Location: POCATELLO, IDSocio-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	$519K ($518,954)
FLETCHERS INSPECTION AND SERVICE LLC UEIDBSTBUP91FT5CAGE9TU91 Location: FALL RIVER, MASocio-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	$516.7K ($516,676)
HALFF ASSOCIATES INC DBA HALFF ASSOCIATES, INC UEIKH6SYRKBL3Z7CAGE0PPK4 Location: FORT WORTH, TX	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	$515.2K ($515,183)
SOLUTION ENGINEERING FOR RELIABLE AND VIABLE ENTERPRISES SERVE ADVISORY GROUP, LLC UEIGPUBL2K66M28CAGE8JC73 Location: BETHESDA, MDSocio-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	$511.6K ($511,630)
ADVANTEK CONSULTING ENGINEERING INC. UEIMQN8MMTB3NW7CAGE6B1S4 Location: MELBOURNE, FLSocio-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	$511.6K ($511,580)
CHEMICO LLC UEIDR2NLEX8VPH9CAGE52A12 Location: SOUTHFIELD, MISocio-economic status (SAM.gov): SBVOSB	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	$505.7K ($505,712)
HALFF ASSOCIATES, INC. UEICKMGPLMG3HQ4CAGE6L0V1 Location: THE WOODLANDS, TX	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	$500K ($500,000)
WATER ILLUMINATION INC UEIMDX7EM1D3915CAGE93HK7 Location: LAKE FOREST, CASocio-economic status (SAM.gov): SBWOSB	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	$500K ($500,000)

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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