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.
- 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
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 3,941–3,960 of 15,627 contractors
JPI CONSTRUCTION LLC
UEIJHBNCGNQS367CAGE8FNM4Location: SAN JUAN, PRSocio-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: $34.7M ($34,707,148)TOTAL SYSTEMS TECHNOLOGIES CORPORATION
DBA TSTC
UEILG8RF4UKYRL9CAGE3DGE7Location: ARLINGTON, VASocio-economic status (SAM.gov): SBHUBZoneWOSBSecondary 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: $34.7M ($34,690,049)TUNISTA SERVICES, LLC
UEIMUBLKMZPR8R5CAGE58HS9Location: ANCHORAGE, AKSocio-economic status (SAM.gov): SBANCSecondary 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: $34.7M ($34,670,260)- 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: $34.4M ($34,374,099) MOHAWK VALLEY MATERIALS INC
UEICFGEJ3N9ZH45CAGE5EYJ7Location: ROME, NYSocio-economic status (SAM.gov): SBWOSBSecondary 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: $34.2M ($34,178,095)WICHITA TRIBAL ENTERPRISES, LLC
UEIM52ELQGPE843CAGE594F1Location: HOUSTON, TXSocio-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: $34M ($33,959,169)R. WARD & ASSOCIATES, INC.
UEIGMDMQLELDMC1CAGE3DYE8Location: OZARK, MOSocio-economic status (SAM.gov): SBVOSBSDVOSBSecondary 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: $33.6M ($33,567,657)KEARNS & WEST INC
UEICNGPPDCQL1J5CAGE1DJH6Location: SAN FRANCISCO, CASocio-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: $33.5M ($33,520,113)NORTH WIND SITE SERVICES LLC
UEILLKKPN8DH598CAGE7TS92Location: MURRAY, UTSocio-economic status (SAM.gov): ANCSecondary 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: $33.2M ($33,204,660)- 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: $33.1M ($33,103,433) CF2 CONSTRUCTION
UEIJSUAZU71D3M5CAGE97V56Location: 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: $32.6M ($32,621,496)- 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: $32.6M ($32,608,787) AHTNA INFRASTRUCTURE & TECHNOLOGIES LLC
UEICPZ5L2V146L6CAGE91Z03Location: RENTON, WASocio-economic status (SAM.gov): SDB8(a)ANCSecondary 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: $32.6M ($32,551,198)PEGASUS TECHNICAL SERVICES, INC
UEIC5H8N7EKMTV3CAGE1QNY9Location: CINCINNATI, OHSocio-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: $32.4M ($32,425,167)DEMOCRACY INTERNATIONAL, INC
UEIMA89NCEMNBS3CAGE3Q6D5Location: BETHESDA, 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: $32.4M ($32,383,151)CDS SERVICES INC
UEIK227JAKLRE24CAGE71Y56Location: TEMECULA, CASocio-economic status (SAM.gov): SBVOSBSDVOSBSecondary 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: $32.4M ($32,354,287)EXCEL TECHNOLOGIES, LLC
DBA AETHERFORGE
UEID1RRJ5JVNKQ9CAGE4VML2Location: HERNDON, VASocio-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: $31.8M ($31,760,634)COOPER ZIETZ ENGINEERS, INC.
DBA AKANA
UEIGL7JKJ4MVVG9CAGE095Z9Location: PORTLAND, ORSocio-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: $31.6M ($31,585,702)FRAZIER ENGINEERING, INC.
UEIFH2CSF62KVH7CAGE5BNY8Location: MELBOURNE, FLSocio-economic status (SAM.gov): SBSDBWOSBSecondary 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: $31.5M ($31,514,963)BOWHEAD SCIENCE AND TECHNOLOGY, LLC
UEILJJWK5BTBG99CAGE4N7W2Location: SPRINGFIELD, VASocio-economic status (SAM.gov): SBSDBANCSecondary 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: $31.4M ($31,355,226)
| Company | This code | Compliance | SAM.gov | Obligated, 36 mo |
|---|---|---|---|---|
UEIJHBNCGNQS367CAGE8FNM4 Location: SAN JUAN, PRSocio-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 | $34.7M ($34,707,148) |
TOTAL SYSTEMS TECHNOLOGIES CORPORATION DBA TSTC UEILG8RF4UKYRL9CAGE3DGE7 Location: ARLINGTON, VASocio-economic status (SAM.gov): SBHUBZoneWOSB | 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 | $34.7M ($34,690,049) |
UEIMUBLKMZPR8R5CAGE58HS9 Location: ANCHORAGE, AKSocio-economic status (SAM.gov): SBANC | 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 | $34.7M ($34,670,260) |
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 | $34.4M ($34,374,099) | |
UEICFGEJ3N9ZH45CAGE5EYJ7 Location: ROME, NYSocio-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 | $34.2M ($34,178,095) |
WICHITA TRIBAL ENTERPRISES, LLC UEIM52ELQGPE843CAGE594F1 Location: HOUSTON, TXSocio-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 | $34M ($33,959,169) |
UEIGMDMQLELDMC1CAGE3DYE8 Location: OZARK, MOSocio-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 | $33.6M ($33,567,657) |
UEICNGPPDCQL1J5CAGE1DJH6 Location: SAN FRANCISCO, 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 | $33.5M ($33,520,113) |
UEILLKKPN8DH598CAGE7TS92 Location: MURRAY, UTSocio-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 | $33.2M ($33,204,660) |
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 | $33.1M ($33,103,433) | |
UEIJSUAZU71D3M5CAGE97V56 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 | $32.6M ($32,621,496) |
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 | $32.6M ($32,608,787) | |
AHTNA INFRASTRUCTURE & TECHNOLOGIES LLC UEICPZ5L2V146L6CAGE91Z03 Location: RENTON, WASocio-economic status (SAM.gov): SDB8(a)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 | $32.6M ($32,551,198) |
PEGASUS TECHNICAL SERVICES, INC UEIC5H8N7EKMTV3CAGE1QNY9 Location: CINCINNATI, OHSocio-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 | $32.4M ($32,425,167) |
UEIMA89NCEMNBS3CAGE3Q6D5 Location: BETHESDA, 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 | $32.4M ($32,383,151) |
UEIK227JAKLRE24CAGE71Y56 Location: TEMECULA, CASocio-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 | $32.4M ($32,354,287) |
DBA AETHERFORGE UEID1RRJ5JVNKQ9CAGE4VML2 Location: HERNDON, VASocio-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 | $31.8M ($31,760,634) |
DBA AKANA UEIGL7JKJ4MVVG9CAGE095Z9 Location: PORTLAND, ORSocio-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 | $31.6M ($31,585,702) |
UEIFH2CSF62KVH7CAGE5BNY8 Location: MELBOURNE, FLSocio-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 | $31.5M ($31,514,963) |
BOWHEAD SCIENCE AND TECHNOLOGY, LLC UEILJJWK5BTBG99CAGE4N7W2 Location: SPRINGFIELD, VASocio-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 | $31.4M ($31,355,226) |
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