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.
- 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 8,021–8,040 of 15,627 contractors
CHEN RYAN ASSOCIATES, INC.
DBA CR ASSOCIATES
UEIWKH5PJJNXYW4CAGE71DN2Location: SAN DIEGO, CASocio-economic status (SAM.gov): SBWOSBSecondary NAICSSmall under 541620CMMCNo 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 fileCHEROKEE CHEMICAL CO., INC.
DBA CCI CHEMICAL
UEIUR7MGM3JDAM8CAGE4Q8S9Location: VERNON, CASocio-economic status (SAM.gov): SBSecondary NAICSNot listed as small under 541620CMMCNo 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 fileCHEROKEE ENTERPRISES INC
UEIHP8NL69PJGQ7CAGE1N6Q8Location: MEDLEY, FLSocio-economic status (SAM.gov): SBSDBSecondary NAICSNot listed as small under 541620CMMCNo 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 fileCHEROKEE FEDERAL SOLUTIONS, L.L.C.
UEIEJ1VM8TYBG37CAGE6HYR3Location: TULSA, OKSocio-economic status (SAM.gov): SBTribalSecondary NAICSSmall under 541620CMMCNo 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 fileCHEROKEE FEDERAL SOLUTIONS, L.L.C.
UEIRLJHBANUMT78CAGE57VT4Location: TULSA, OKSocio-economic status (SAM.gov): SBTribalSecondary NAICSSmall under 541620CMMCNo 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 fileCHEROKEE NATION CONSTRUCTION SERVICES, L.L.C.
UEIDW7MDKAD98F7CAGE57ZF5Location: TULSA, OKSocio-economic status (SAM.gov): SBSDBTribalSecondary NAICSSmall under 541620CMMCNo 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 fileCHEROKEE NATION INTEGRATED HEALTH, L.L.C.
UEIUJJVZKS13H49CAGE7XKB7Location: TULSA, OKSocio-economic status (SAM.gov): SBSDBTribalSecondary NAICSNot listed as small under 541620CMMCNo 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 fileCHEROKEE NATION MANAGEMENT & CONSULTING, L.L.C..
UEIVJPCB8N3JYK3CAGE6YW97Location: TULSA, OKSocio-economic status (SAM.gov): SBTribalSecondary NAICSNot listed as small under 541620CMMCNo 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 fileCHEROKEE NATION RED WING, L.L.C.
UEIX1VVTNMDE2F5CAGE5D1N1Location: TULSA, OKSocio-economic status (SAM.gov): SBTribalSecondary NAICSSmall under 541620CMMCNo 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 fileCHEROKEE NATION SOLUTIONS LINK, L.L.C.
UEIX9HNYNKMF5H6CAGE86FB7Location: TULSA, OKSocio-economic status (SAM.gov): SBSDBTribalSecondary NAICSNot listed as small under 541620CMMCNo 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 fileCHEROKEE STRATEGIC SOLUTIONS, L.L.C.
UEIXG32CSGYKGM8CAGE8NVQ8Location: TULSA, OKSocio-economic status (SAM.gov): SBSDB8(a)TribalSecondary NAICSSmall under 541620CMMCNo 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 fileCHESAPEAKE NUCLEAR SERVICES INC
DBA CHESAPEAKE NUCLEAR SERVICES
UEIR74MZJFHRYM6CAGE3HDD8Location: ANNAPOLIS, MDSocio-economic status (SAM.gov): SBSecondary NAICSSmall under 541620CMMCNo 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 fileCHESAPEAKE SOLUTIONS GROUP LLC
UEILSVPFN88QZ83CAGE24CG6Location: CATONSVILLE, MDSocio-economic status (SAM.gov): SBSDBSecondary NAICSSmall under 541620CMMCNo 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- Secondary NAICSNot listed as small under 541620CMMCNo 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 CHESS TECHNOLOGY LLC
UEIVKBCTAS84RT1CAGE7TCR3Location: CHICAGO, ILSocio-economic status (SAM.gov): SBVOSBSecondary NAICSSmall under 541620CMMCNo 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 fileCHESTNUT KEY ENTERPRISES LLC
DBA MEMTECH ACOUSTICS
UEICMBVSSJNN7U5CAGE1ART8Location: ROCHESTER HILLS, MISecondary NAICSNot listed as small under 541620CMMCNo 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- Secondary NAICSNot listed as small under 541620CMMCNo 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 C. H. FENSTERMAKER & ASSOCIATES, L.L.C.
UEIYZU3UUXEY2E6CAGE0GNR0Location: LAFAYETTE, LASocio-economic status (SAM.gov): SBSecondary NAICSNot listed as small under 541620CMMCNo 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 fileCHICKASAW GLOBAL BUSINESS PARTNERS JV, LLC
UEIRAL1EZR7UD63CAGE9EU16Location: NORMAN, OKSocio-economic status (SAM.gov): SBSDB8(a)TribalSecondary NAICSSmall under 541620CMMCNo 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 fileCHICKASAW PLATEAU TECHNOLOGIES, LLC
UEIU916BDG9JY97CAGE0ZDQ3Location: NORMAN, OKSocio-economic status (SAM.gov): SBTribalSecondary NAICSSmall under 541620CMMCNo 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
| Company | This code | Compliance | SAM.gov | Obligated, 36 mo |
|---|---|---|---|---|
DBA CR ASSOCIATES UEIWKH5PJJNXYW4CAGE71DN2 Location: SAN DIEGO, 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 | None on file |
DBA CCI CHEMICAL UEIUR7MGM3JDAM8CAGE4Q8S9 Location: VERNON, CASocio-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 | None on file |
UEIHP8NL69PJGQ7CAGE1N6Q8 Location: MEDLEY, FLSocio-economic status (SAM.gov): SBSDB | 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 | None on file |
CHEROKEE FEDERAL SOLUTIONS, L.L.C. UEIEJ1VM8TYBG37CAGE6HYR3 Location: TULSA, OKSocio-economic status (SAM.gov): SBTribal | 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 | None on file |
CHEROKEE FEDERAL SOLUTIONS, L.L.C. UEIRLJHBANUMT78CAGE57VT4 Location: TULSA, OKSocio-economic status (SAM.gov): SBTribal | 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 | None on file |
CHEROKEE NATION CONSTRUCTION SERVICES, L.L.C. UEIDW7MDKAD98F7CAGE57ZF5 Location: TULSA, OKSocio-economic status (SAM.gov): SBSDBTribal | 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 | None on file |
CHEROKEE NATION INTEGRATED HEALTH, L.L.C. UEIUJJVZKS13H49CAGE7XKB7 Location: TULSA, OKSocio-economic status (SAM.gov): SBSDBTribal | 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 | None on file |
CHEROKEE NATION MANAGEMENT & CONSULTING, L.L.C.. UEIVJPCB8N3JYK3CAGE6YW97 Location: TULSA, OKSocio-economic status (SAM.gov): SBTribal | 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 | None on file |
CHEROKEE NATION RED WING, L.L.C. UEIX1VVTNMDE2F5CAGE5D1N1 Location: TULSA, OKSocio-economic status (SAM.gov): SBTribal | 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 | None on file |
CHEROKEE NATION SOLUTIONS LINK, L.L.C. UEIX9HNYNKMF5H6CAGE86FB7 Location: TULSA, OKSocio-economic status (SAM.gov): SBSDBTribal | 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 | None on file |
CHEROKEE STRATEGIC SOLUTIONS, L.L.C. UEIXG32CSGYKGM8CAGE8NVQ8 Location: TULSA, OKSocio-economic status (SAM.gov): SBSDB8(a)Tribal | 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 | None on file |
CHESAPEAKE NUCLEAR SERVICES INC DBA CHESAPEAKE NUCLEAR SERVICES UEIR74MZJFHRYM6CAGE3HDD8 Location: ANNAPOLIS, MDSocio-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 | None on file |
CHESAPEAKE SOLUTIONS GROUP LLC UEILSVPFN88QZ83CAGE24CG6 Location: CATONSVILLE, MDSocio-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 | None on file |
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 | None on file | |
UEIVKBCTAS84RT1CAGE7TCR3 Location: CHICAGO, ILSocio-economic status (SAM.gov): SBVOSB | 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 | None on file |
DBA MEMTECH ACOUSTICS UEICMBVSSJNN7U5CAGE1ART8 Location: ROCHESTER HILLS, MI | 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 | None on file |
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 | None on file | |
C. H. FENSTERMAKER & ASSOCIATES, L.L.C. UEIYZU3UUXEY2E6CAGE0GNR0 Location: LAFAYETTE, LASocio-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 | None on file |
CHICKASAW GLOBAL BUSINESS PARTNERS JV, LLC UEIRAL1EZR7UD63CAGE9EU16 Location: NORMAN, OKSocio-economic status (SAM.gov): SBSDB8(a)Tribal | 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 | None on file |
CHICKASAW PLATEAU TECHNOLOGIES, LLC UEIU916BDG9JY97CAGE0ZDQ3 Location: NORMAN, OKSocio-economic status (SAM.gov): SBTribal | 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 | None on file |
Related industries
Codes these contractors list most often alongside 541620: natural teaming adjacencies.
- 541690Other Scientific and Technical Consulting Services7,737shared firms
- 541330Engineering Services7,546shared firms
- 541611Administrative Management and General Management Consulting Services6,158shared firms
- 541990All Other Professional, Scientific, and Technical Services5,662shared firms
- 562910Remediation Services5,335shared firms
- 541618Other Management Consulting Services4,958shared firms
- 561210Facilities Support Services4,332shared firms
- 236220Commercial and Institutional Building Construction3,438shared firms