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 5,261–5,280 of 15,627 contractors

ACCU-WEATHER, INC.
UEINAMCFMLL6Y47CAGE1M7J5
Location: STATE COLLEGE, PASocio-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: $263.1K ($263,122)
TEXAS BOOM COMPANY LLC
DBA TEXAS BOOM CO
UEIN4JRVKW9NWE1CAGE88SG1
Location: KATY, TXSocio-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: $261.1K ($261,066)
ALLIE BRIDGE ENERGY SOLUTIONS
DBA WBE CONSTRUCTION
UEIFMNALDJ2XSE3CAGE8PX45
Location: PARAMOUNT, CASocio-economic status (SAM.gov): SBSDB8(a)WOSB
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: $260.9K ($260,854)
ACOUSTICAL ANALYSIS ASSOCIATES, INC.
UEIKGKFUSZ2VC19CAGE4T9C9
Location: MOORPARK, 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: $260.6K ($260,606)
BOLTON & MENK INC
UEIK6FDNK9LKPP7CAGE0TFP9
Location: MANKATO, 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 expiringObligated, 36 mo: $260.3K ($260,323)
OUTDOOR SERVICES INSTITUTE LLC
UEIL7KKTV8D9BK5CAGE7A4S6
Location: MARSTON, 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 activeObligated, 36 mo: $260.1K ($260,087)
ZEIGLER GEOLOGIC CONSULTING
UEICQVZNSVKWLJ3CAGE7HPU9
Location: ALBUQUERQUE, NMSocio-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: $259.8K ($259,805)
D'NOVO SERVICES, LLC
DBA DNOVO SERVICES LLC
UEIJAV5GENKQA68CAGE7DTE4
Location: CASSELBERRY, FLSocio-economic status (SAM.gov): SBSDB8(a)
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: $257.2K ($257,160)
RTS LANDFILL, INC
UEIFHR2GV3KH8K6CAGE7SLJ5
Location: FOREST PARK, GA
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: $255.1K ($255,054)
SOLAS GROUP LLC
UEIM5Q1LEJV64M5CAGE9CZ67
Location: LUMMI ISLAND, WASocio-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: $249.8K ($249,834)
TRANSSEED GROUP COMPANIES INC
DBA TRANSSEED GROUP CO INC
UEID7LYGMKB5DJ3CAGE88KE0
Location: HOUSTON, TXSocio-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: $249.3K ($249,279)
G4 ENVIRONMENTAL LLC
UEIEL4MJJB9E933CAGE8LVT9
Location: LOYALTON, CASocio-economic status (SAM.gov): SBSDBWOSB
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: $247.7K ($247,702)
MIDWEST PRAIRIES, LLC
UEIK8NNBCD6TUU3CAGE46B72
Location: EDGERTON, WISocio-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: $247.5K ($247,465)
E2 CONSULTING ENGINEERS, LP
UEID49VY4TMKH56CAGE1FBM5
Location: LAGUNA NIGUEL, 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: $247.2K ($247,227)
NATURAL SYSTEMS DESIGN, INC.
DBA NATURAL SYSTEMS DESIGN
UEIN5PHQ5SNBCK5CAGE74JM3
Location: SEATTLE, WASocio-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: $246.7K ($246,673)
THE KALAIMOKU GROUP LLC
UEIL6MLH3W7EV86CAGE8M3N4
Location: HONOLULU, HISocio-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: $246.6K ($246,577)
PRYVET SECTOR, LLC
UEIFHDAY3B84AQ9CAGE9CWL5
Location: HUGO, OKSocio-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: $245.3K ($245,323)
LARSON DESIGN GROUP, INC.
UEIGT83RF91FXN4CAGE3BUW6
Location: WILLIAMSPORT, PA
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: $244.8K ($244,755)
WESTERN CULTURAL INC
UEIGY28XV2HVB45CAGE3L2F5
Location: MISSOULA, MTSocio-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: $243.7K ($243,691)
BACKWOODS GENERAL CONTRACTING LLC
UEIMBNPMN6AQ1V5CAGE8U0N6
Location: CENTRAL POINT, ORSocio-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: $240.9K ($240,900)

Contractors listing NAICS 541620, page 264 of 782
Company	This code	Compliance	SAM.gov	Obligated, 36 mo
ACCU-WEATHER, INC. UEINAMCFMLL6Y47CAGE1M7J5 Location: STATE COLLEGE, PASocio-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	$263.1K ($263,122)
TEXAS BOOM COMPANY LLC DBA TEXAS BOOM CO UEIN4JRVKW9NWE1CAGE88SG1 Location: KATY, TXSocio-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	$261.1K ($261,066)
ALLIE BRIDGE ENERGY SOLUTIONS DBA WBE CONSTRUCTION UEIFMNALDJ2XSE3CAGE8PX45 Location: PARAMOUNT, CASocio-economic status (SAM.gov): SBSDB8(a)WOSB	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	$260.9K ($260,854)
ACOUSTICAL ANALYSIS ASSOCIATES, INC. UEIKGKFUSZ2VC19CAGE4T9C9 Location: MOORPARK, 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	$260.6K ($260,606)
BOLTON & MENK INC UEIK6FDNK9LKPP7CAGE0TFP9 Location: MANKATO, 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 expiring	$260.3K ($260,323)
OUTDOOR SERVICES INSTITUTE LLC UEIL7KKTV8D9BK5CAGE7A4S6 Location: MARSTON, 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 active	$260.1K ($260,087)
ZEIGLER GEOLOGIC CONSULTING UEICQVZNSVKWLJ3CAGE7HPU9 Location: ALBUQUERQUE, NMSocio-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	$259.8K ($259,805)
D'NOVO SERVICES, LLC DBA DNOVO SERVICES LLC UEIJAV5GENKQA68CAGE7DTE4 Location: CASSELBERRY, FLSocio-economic status (SAM.gov): SBSDB8(a)	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	$257.2K ($257,160)
RTS LANDFILL, INC UEIFHR2GV3KH8K6CAGE7SLJ5 Location: FOREST PARK, GA	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	$255.1K ($255,054)
SOLAS GROUP LLC UEIM5Q1LEJV64M5CAGE9CZ67 Location: LUMMI ISLAND, WASocio-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	$249.8K ($249,834)
TRANSSEED GROUP COMPANIES INC DBA TRANSSEED GROUP CO INC UEID7LYGMKB5DJ3CAGE88KE0 Location: HOUSTON, TXSocio-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	$249.3K ($249,279)
G4 ENVIRONMENTAL LLC UEIEL4MJJB9E933CAGE8LVT9 Location: LOYALTON, CASocio-economic status (SAM.gov): SBSDBWOSB	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	$247.7K ($247,702)
MIDWEST PRAIRIES, LLC UEIK8NNBCD6TUU3CAGE46B72 Location: EDGERTON, WISocio-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	$247.5K ($247,465)
E2 CONSULTING ENGINEERS, LP UEID49VY4TMKH56CAGE1FBM5 Location: LAGUNA NIGUEL, 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	$247.2K ($247,227)
NATURAL SYSTEMS DESIGN, INC. DBA NATURAL SYSTEMS DESIGN UEIN5PHQ5SNBCK5CAGE74JM3 Location: SEATTLE, WASocio-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	$246.7K ($246,673)
THE KALAIMOKU GROUP LLC UEIL6MLH3W7EV86CAGE8M3N4 Location: HONOLULU, HISocio-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	$246.6K ($246,577)
PRYVET SECTOR, LLC UEIFHDAY3B84AQ9CAGE9CWL5 Location: HUGO, OKSocio-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	$245.3K ($245,323)
LARSON DESIGN GROUP, INC. UEIGT83RF91FXN4CAGE3BUW6 Location: WILLIAMSPORT, PA	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	$244.8K ($244,755)
WESTERN CULTURAL INC UEIGY28XV2HVB45CAGE3L2F5 Location: MISSOULA, MTSocio-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	$243.7K ($243,691)
BACKWOODS GENERAL CONTRACTING LLC UEIMBNPMN6AQ1V5CAGE8U0N6 Location: CENTRAL POINT, ORSocio-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	$240.9K ($240,900)

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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