NAICS 541620 · Professional, Scientific, and Technical Services

Environmental Consulting Services

15,643 active contractors list NAICS 541620 (Environmental Consulting Services) in SAM.gov; 9,860 are small under its SBA size standard and 3,341 list it as their primary NAICS.

Learn more about NAICS size standards

Search with filters Small businesses only

Active contractors: 15,643
Small under 541620SBA size standard for this code: 9,860
Primary NAICSTheir main line of business: 3,341
Hidden registrationsExcluded, expired or inactive: 232

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

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

Showing 761–780 of 15,643 contractors

AP CONSULTING LLC
UEIEBPRF56QAN73CAGE25WG2
Location: VIENNA, VASocio-economic status (SAM.gov): SB
Primary 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: None on file
APEX ACOUSTICS LLC
UEIRB2FNK37L2U2CAGE174P4
Location: ELKRIDGE, MDSocio-economic status (SAM.gov): SB
Primary 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: None on file
APEX CONTRACTING & CONSULTING INC
UEIZM38YPLYWD31CAGE4ZAV6
Location: FALLBROOK, CASocio-economic status (SAM.gov): SB
Primary 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: None on file
APEX ENVIRONMENTAL & INSPECTION GROUP, LLC
UEIGESKUCPS3UB5CAGE1AQU3
Location: SUQUAMISH, WA
Primary 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: None on file
APEX ENVIRONMENTAL MANAGEMENT, INC.
UEIQAD8G39J39M8CAGE6LDQ1
Location: MAULDIN, SCSocio-economic status (SAM.gov): SBWOSB
Primary 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: None on file
APEX ENVIRONMENTAL SOLUTIONS, LLC
UEIN9Q3KJFW8N44CAGE02F50
Location: SHREVEPORT, LASocio-economic status (SAM.gov): SBSDBWOSBVOSB
Primary 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: None on file
APEX RESILIENCE GROUP LLC
UEIV3FRR9NEMG57CAGE175W3
Location: SOUTHLAKE, TXSocio-economic status (SAM.gov): SBVOSBSDVOSB
Primary 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: None on file
APEXSIM SYSTEMS INC.
UEIPN5FHRNJYUA5CAGE23DR4
Location: LA HABRA HEIGHTS, CASocio-economic status (SAM.gov): SBSDB
Primary 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: None on file
APF ENVIRONMENTAL ENGINEERING, LLC
UEIFGD3GBQSFFN4CAGE7WBL3
Location: SAN JUAN, PRSocio-economic status (SAM.gov): SBSDB
Primary 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: None on file
APOGEE ENVIRONMENTAL & ARCHAEOLOGICAL, INC.
UEIMDSGDFNC4UA7CAGE6MXB0
Location: WHITESBURG, KYSocio-economic status (SAM.gov): SB
Primary 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: None on file
APONOWICH, DRISCOLL & ASSOCIATES, INC.
UEIJX7LYM2XCDE8CAGE494X2
Location: ATLANTA, GASocio-economic status (SAM.gov): SBVOSB
Primary 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: None on file
APPALACHIAN ARCHAEOLOGY LLC
DBA ARCTECH LOGISTICS
UEIY2U9E4NKLSE1CAGE72WW1
Location: SMILAX, KYSocio-economic status (SAM.gov): SBSDBWOSB
Primary 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: None on file
APPALACHIAN ENVIRONMENTAL RESOURCES, INC.
UEIHPH1FBJSA1F7CAGE6EY26
Location: JOHNSON CITY, TNSocio-economic status (SAM.gov): SB
Primary 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: None on file
APPLIED ARCHAEOLOGICAL RESEARCH, INC
UEITLZXLJDFTDN7CAGE46F55
Location: PORTLAND, ORSocio-economic status (SAM.gov): SB
Primary 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: None on file
APPLIED COASTAL RESEARCH ASSOCIATES, INC.
UEIYN4KMM8HXW33CAGE1F5D0
Location: MASHPEE, MASocio-economic status (SAM.gov): SB
Primary 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: None on file
APPLIED EHS MANAGEMENT INC
DBA APPLIED EHS
UEIL8NKBPSC6NW7CAGE552W3
Location: HAVERTOWN, PA
Primary 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: None on file
APPLIED GEOLOGY AND ENVIRONMENTAL SCIENCE, INC.
UEIMMRVFM7CNN53CAGE30CS8
Location: CLINTON, PASocio-economic status (SAM.gov): SB
Primary 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: None on file
APPLIED HABITAT VENTURES, LLC
UEIGH1TVUMW3Y78CAGE24XY9
Location: CORVALLIS, ORSocio-economic status (SAM.gov): SB
Primary 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: None on file
APPLIED HYDROGEOLOGIC SOLUTIONS LLC
UEIX32CQD9QM316CAGE6VMF8
Location: GAINESVILLE, FLSocio-economic status (SAM.gov): SB
Primary 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: None on file
APPLIED HYDROLOGICAL EDUCATION AND CONSULTING, INC
UEITKR2M4KL2GA3CAGE97SZ8
Location: FAIRHOPE, AL
Primary 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: None on file

Contractors listing NAICS 541620, page 39 of 783
Company	This code	Compliance	SAM.gov	Obligated, 36 mo
AP CONSULTING LLC UEIEBPRF56QAN73CAGE25WG2 Location: VIENNA, VASocio-economic status (SAM.gov): SB	Primary 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	None on file
APEX ACOUSTICS LLC UEIRB2FNK37L2U2CAGE174P4 Location: ELKRIDGE, MDSocio-economic status (SAM.gov): SB	Primary 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	None on file
APEX CONTRACTING & CONSULTING INC UEIZM38YPLYWD31CAGE4ZAV6 Location: FALLBROOK, CASocio-economic status (SAM.gov): SB	Primary 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	None on file
APEX ENVIRONMENTAL & INSPECTION GROUP, LLC UEIGESKUCPS3UB5CAGE1AQU3 Location: SUQUAMISH, WA	Primary 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	None on file
APEX ENVIRONMENTAL MANAGEMENT, INC. UEIQAD8G39J39M8CAGE6LDQ1 Location: MAULDIN, SCSocio-economic status (SAM.gov): SBWOSB	Primary 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	None on file
APEX ENVIRONMENTAL SOLUTIONS, LLC UEIN9Q3KJFW8N44CAGE02F50 Location: SHREVEPORT, LASocio-economic status (SAM.gov): SBSDBWOSBVOSB	Primary 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	None on file
APEX RESILIENCE GROUP LLC UEIV3FRR9NEMG57CAGE175W3 Location: SOUTHLAKE, TXSocio-economic status (SAM.gov): SBVOSBSDVOSB	Primary 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	None on file
APEXSIM SYSTEMS INC. UEIPN5FHRNJYUA5CAGE23DR4 Location: LA HABRA HEIGHTS, CASocio-economic status (SAM.gov): SBSDB	Primary 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	None on file
APF ENVIRONMENTAL ENGINEERING, LLC UEIFGD3GBQSFFN4CAGE7WBL3 Location: SAN JUAN, PRSocio-economic status (SAM.gov): SBSDB	Primary 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	None on file
APOGEE ENVIRONMENTAL & ARCHAEOLOGICAL, INC. UEIMDSGDFNC4UA7CAGE6MXB0 Location: WHITESBURG, KYSocio-economic status (SAM.gov): SB	Primary 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	None on file
APONOWICH, DRISCOLL & ASSOCIATES, INC. UEIJX7LYM2XCDE8CAGE494X2 Location: ATLANTA, GASocio-economic status (SAM.gov): SBVOSB	Primary 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	None on file
APPALACHIAN ARCHAEOLOGY LLC DBA ARCTECH LOGISTICS UEIY2U9E4NKLSE1CAGE72WW1 Location: SMILAX, KYSocio-economic status (SAM.gov): SBSDBWOSB	Primary 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	None on file
APPALACHIAN ENVIRONMENTAL RESOURCES, INC. UEIHPH1FBJSA1F7CAGE6EY26 Location: JOHNSON CITY, TNSocio-economic status (SAM.gov): SB	Primary 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	None on file
APPLIED ARCHAEOLOGICAL RESEARCH, INC UEITLZXLJDFTDN7CAGE46F55 Location: PORTLAND, ORSocio-economic status (SAM.gov): SB	Primary 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	None on file
APPLIED COASTAL RESEARCH ASSOCIATES, INC. UEIYN4KMM8HXW33CAGE1F5D0 Location: MASHPEE, MASocio-economic status (SAM.gov): SB	Primary 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	None on file
APPLIED EHS MANAGEMENT INC DBA APPLIED EHS UEIL8NKBPSC6NW7CAGE552W3 Location: HAVERTOWN, PA	Primary 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	None on file
APPLIED GEOLOGY AND ENVIRONMENTAL SCIENCE, INC. UEIMMRVFM7CNN53CAGE30CS8 Location: CLINTON, PASocio-economic status (SAM.gov): SB	Primary 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	None on file
APPLIED HABITAT VENTURES, LLC UEIGH1TVUMW3Y78CAGE24XY9 Location: CORVALLIS, ORSocio-economic status (SAM.gov): SB	Primary 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	None on file
APPLIED HYDROGEOLOGIC SOLUTIONS LLC UEIX32CQD9QM316CAGE6VMF8 Location: GAINESVILLE, FLSocio-economic status (SAM.gov): SB	Primary 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	None on file
APPLIED HYDROLOGICAL EDUCATION AND CONSULTING, INC UEITKR2M4KL2GA3CAGE97SZ8 Location: FAIRHOPE, AL	Primary 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	None on file

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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