NAICS 541690 · Professional, Scientific, and Technical Services
Other Scientific and Technical Consulting Services
43,206 active contractors list NAICS 541690 (Other Scientific and Technical Consulting Services) in SAM.gov; 31,681 are small under its SBA size standard and 6,311 list it as their primary NAICS.
- Active contractors
- 43,206
- Small under 541690SBA size standard for this code
- 31,681
- Primary NAICSTheir main line of business
- 6,311
- Hidden registrationsExcluded, expired or inactive
- 610
Work this industry
Live RFPs in this NAICS
Open SAM.gov solicitations coded 541690, matched to teaming partners.
Expiring awards
Incumbent contracts in 541690 heading to recompete in the next 18 months.
Small under 541690
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 541690
Claimed profiles come first by membership level, then companies with 541690 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
610 registrations hidden because they are excluded, expired or inactive in SAM.gov. Include them
Showing 35,441–35,460 of 43,206 contractors
RICHARD R. MCNAMARA & ASSOCIATES, LLC
DBA RICHARD R MCNAMARA & ASSOCIATES LLC
UEIDBNGUT3VUC17CAGE5SXR3Location: ARLINGTON, VASocio-economic status (SAM.gov): SBSecondary NAICSSmall under 541690CMMCNo 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 541690CMMCNo 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 RICHARDSON MANAGEMENT GROUP, LLC
UEILDLBNMZW45L6CAGE41VW6Location: SMYRNA, GASocio-economic status (SAM.gov): SBSecondary NAICSSmall under 541690CMMCNo 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 fileRICHARD WILLIAM KOPCKE
UEICPZ5FWKZHMX7CAGE9K7L7Location: SCARBOROUGH, MESocio-economic status (SAM.gov): SBSecondary NAICSSmall under 541690CMMCNo 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 fileRICHBLO2D CONSULTING SERVICES, LLC
UEILLKCW3FLPJ86CAGE8LGX1Location: OLMOS PARK, TXSocio-economic status (SAM.gov): SBSDBVOSBSDVOSBSecondary NAICSSmall under 541690CMMCNo 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 fileRICHER EHS SERVICES LLC
UEIRLY8W9JFR9K1CAGE243H0Location: RICHMOND, VASocio-economic status (SAM.gov): SBSDBSecondary NAICSSmall under 541690CMMCNo 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 fileRICHTER FEDERAL CONSULTING LLC
UEILZVKSNG4BRL5CAGE1CRB1Location: ALEXANDRIA, VASocio-economic status (SAM.gov): SBWOSBSecondary NAICSSmall under 541690CMMCNo 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 fileRICKARD CONSERVATION LLC
DBA RICKARD CONSERVATION
UEIQH9LFK7V9JA5CAGE17C48Location: WATKINSVILLE, GASocio-economic status (SAM.gov): SBWOSBSecondary NAICSSmall under 541690CMMCNo 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 fileRICKERT-ARENO ENGINEERING, LLC
UEIGY7TBLK8HYP8CAGE0XQ02Location: ROUND ROCK, TXSocio-economic status (SAM.gov): SBWOSBSecondary NAICSSmall under 541690CMMCNo 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 fileRICK SCOTT CONSTRUCTION, INC
UEIF6M2AB24QCH7CAGE49LE2Location: PONCA CITY, OKSocio-economic status (SAM.gov): SBHUBZoneSecondary NAICSNot listed as small under 541690CMMCNo 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 fileRICK SCOTT CONSTRUCTION PC, LLC
DBA RICK SCOTT CONSTRUCTION
UEIF93PJN6NQKJ4CAGE8DWL7Location: PONCA CITY, OKSocio-economic status (SAM.gov): SBSecondary NAICSSmall under 541690CMMCNo 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 fileRICK SCOTT CONSTRUCTION TULSA, LLC
DBA RICK SCOTT CONSTRUCTION
UEIJDDMJM1WCB53CAGE74KR9Location: TULSA, OKSocio-economic status (SAM.gov): SBSecondary NAICSSmall under 541690CMMCNo 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 fileRIC & KYM LLC
UEIDMM7A3N9B7D1CAGE6T4F8Location: PLYMOUTH MEETING, PASocio-economic status (SAM.gov): SBWOSBVOSBSecondary NAICSSmall under 541690CMMCNo 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 fileRICOPLACES LLC
UEICCEFSLFKQ344CAGE9WSP8Location: Pembroke, NHSocio-economic status (SAM.gov): SBSDBVOSBSecondary NAICSSmall under 541690CMMCNo 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 fileRIC'S ADVOCACY CONSULTING LLC
UEIRWL3VENZ62W6CAGE243M3Location: CHUGIAK, AKSocio-economic status (SAM.gov): SBSecondary NAICSSmall under 541690CMMCNo 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 fileRIDDICKANCO, LLC
UEILR5CVRR9Y4K4CAGE16RY0Location: FAYETTEVILLE, NCSocio-economic status (SAM.gov): SBVOSBSDVOSBSecondary NAICSSmall under 541690CMMCNo 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 fileRIDENOUR OCCUPATIONAL SAFETY SERVICES, LLC
UEICJV3LJFLP4N8CAGE22RD1Location: EUFAULA, OKSocio-economic status (SAM.gov): SBVOSBSDVOSBSecondary NAICSSmall under 541690CMMCNo 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 NAICSSmall under 541690CMMCNo 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 541690CMMCNo 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 RIDGEBACK STRATEGIC ADVISORS, LLC
UEILDKMGKA9S7Q5CAGE167K9Location: FAIRFAX STATION, VASocio-economic status (SAM.gov): SBSDBVOSBSDVOSBSecondary NAICSSmall under 541690CMMCNo 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
| Company | This code | Compliance | SAM.gov | Obligated, 36 mo |
|---|---|---|---|---|
RICHARD R. MCNAMARA & ASSOCIATES, LLC DBA RICHARD R MCNAMARA & ASSOCIATES LLC UEIDBNGUT3VUC17CAGE5SXR3 Location: ARLINGTON, VASocio-economic status (SAM.gov): SB | Secondary NAICSSmall under 541690 | 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 541690 | 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 | |
RICHARDSON MANAGEMENT GROUP, LLC UEILDLBNMZW45L6CAGE41VW6 Location: SMYRNA, GASocio-economic status (SAM.gov): SB | Secondary NAICSSmall under 541690 | 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 |
UEICPZ5FWKZHMX7CAGE9K7L7 Location: SCARBOROUGH, MESocio-economic status (SAM.gov): SB | Secondary NAICSSmall under 541690 | 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 |
RICHBLO2D CONSULTING SERVICES, LLC UEILLKCW3FLPJ86CAGE8LGX1 Location: OLMOS PARK, TXSocio-economic status (SAM.gov): SBSDBVOSBSDVOSB | Secondary NAICSSmall under 541690 | 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 |
UEIRLY8W9JFR9K1CAGE243H0 Location: RICHMOND, VASocio-economic status (SAM.gov): SBSDB | Secondary NAICSSmall under 541690 | 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 |
RICHTER FEDERAL CONSULTING LLC UEILZVKSNG4BRL5CAGE1CRB1 Location: ALEXANDRIA, VASocio-economic status (SAM.gov): SBWOSB | Secondary NAICSSmall under 541690 | 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 RICKARD CONSERVATION UEIQH9LFK7V9JA5CAGE17C48 Location: WATKINSVILLE, GASocio-economic status (SAM.gov): SBWOSB | Secondary NAICSSmall under 541690 | 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 |
RICKERT-ARENO ENGINEERING, LLC UEIGY7TBLK8HYP8CAGE0XQ02 Location: ROUND ROCK, TXSocio-economic status (SAM.gov): SBWOSB | Secondary NAICSSmall under 541690 | 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 |
UEIF6M2AB24QCH7CAGE49LE2 Location: PONCA CITY, OKSocio-economic status (SAM.gov): SBHUBZone | Secondary NAICSNot listed as small under 541690 | 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 |
RICK SCOTT CONSTRUCTION PC, LLC DBA RICK SCOTT CONSTRUCTION UEIF93PJN6NQKJ4CAGE8DWL7 Location: PONCA CITY, OKSocio-economic status (SAM.gov): SB | Secondary NAICSSmall under 541690 | 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 |
RICK SCOTT CONSTRUCTION TULSA, LLC DBA RICK SCOTT CONSTRUCTION UEIJDDMJM1WCB53CAGE74KR9 Location: TULSA, OKSocio-economic status (SAM.gov): SB | Secondary NAICSSmall under 541690 | 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 |
UEIDMM7A3N9B7D1CAGE6T4F8 Location: PLYMOUTH MEETING, PASocio-economic status (SAM.gov): SBWOSBVOSB | Secondary NAICSSmall under 541690 | 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 |
UEICCEFSLFKQ344CAGE9WSP8 Location: Pembroke, NHSocio-economic status (SAM.gov): SBSDBVOSB | Secondary NAICSSmall under 541690 | 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 |
UEIRWL3VENZ62W6CAGE243M3 Location: CHUGIAK, AKSocio-economic status (SAM.gov): SB | Secondary NAICSSmall under 541690 | 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 |
UEILR5CVRR9Y4K4CAGE16RY0 Location: FAYETTEVILLE, NCSocio-economic status (SAM.gov): SBVOSBSDVOSB | Secondary NAICSSmall under 541690 | 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 |
RIDENOUR OCCUPATIONAL SAFETY SERVICES, LLC UEICJV3LJFLP4N8CAGE22RD1 Location: EUFAULA, OKSocio-economic status (SAM.gov): SBVOSBSDVOSB | Secondary NAICSSmall under 541690 | 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 NAICSSmall under 541690 | 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 541690 | 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 | |
RIDGEBACK STRATEGIC ADVISORS, LLC UEILDKMGKA9S7Q5CAGE167K9 Location: FAIRFAX STATION, VASocio-economic status (SAM.gov): SBSDBVOSBSDVOSB | Secondary NAICSSmall under 541690 | 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 |
Related industries
Codes these contractors list most often alongside 541690: natural teaming adjacencies.
- 541611Administrative Management and General Management Consulting Services24,121shared firms
- 541618Other Management Consulting Services19,132shared firms
- 541990All Other Professional, Scientific, and Technical Services18,939shared firms
- 541512Computer Systems Design Services18,789shared firms
- 541519Other Computer Related Services16,995shared firms
- 541511Custom Computer Programming Services16,803shared firms
- 541330Engineering Services15,904shared firms
- 611430Professional and Management Development Training11,327shared firms