NAICS 541330 · Professional, Scientific, and Technical Services

Engineering Services

43,446 active contractors list NAICS 541330 (Engineering Services) in SAM.gov; 320 are small under its SBA size standard and 15,718 list it as their primary NAICS.

Learn more about NAICS size standards

Search with filters Small businesses only

Active contractors: 43,446
Small under 541330SBA size standard for this code: 320
Primary NAICSTheir main line of business: 15,718
Hidden registrationsExcluded, expired or inactive: 599

Work this industry

Live RFPs in this NAICS
Open SAM.gov solicitations coded 541330, matched to teaming partners.
Expiring awards
Incumbent contracts in 541330 heading to recompete in the next 18 months.
Small under 541330
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 541330

Claimed profiles come first by membership level, then companies with 541330 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

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

Showing 2,241–2,260 of 43,446 contractors

3RESEN, LLC
UEIWXK2QFMBB946CAGE9SZ90
Location: MECHANICSVILLE, VASocio-economic status (SAM.gov): SBWOSBVOSBSDVOSB
Primary NAICSNot listed as small under 541330
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
3 ROCKS ENGINEERING LLC
UEIV7ZJUH3DZBU3CAGE8EYC7
Location: CANON CITY, COSocio-economic status (SAM.gov): SBHUBZone
Primary NAICSNot listed as small under 541330
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
3 S CERTIFICATION LLC
UEIWMJ1JLVTGVR4CAGE6V3B0
Location: WICHITA, KS
Primary NAICSNot listed as small under 541330
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
3 S ENGINEERING, LLC
UEIC4FML2AL9LQ5CAGE6T3Y2
Location: WICHITA, KS
Primary NAICSNot listed as small under 541330
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
3SIXTY PROFESSIONAL SOLUTIONS, LLC
UEIPHB2GRQYYZJ9CAGE8QWE5
Location: LEBANON, OHSocio-economic status (SAM.gov): SBSDBVOSBSDVOSB
Primary NAICSNot listed as small under 541330
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
3SR SERVICES LLC
UEIU57UK1RXBSN4CAGE16VN5
Location: OPELIKA, ALSocio-economic status (SAM.gov): SBSDBVOSBSDVOSB
Primary NAICSNot listed as small under 541330
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
3T-DESIGN&DEVELOPMENT L.L.C.
UEIKEZ1YLJEMAW5CAGE6QA65
Location: KANSAS CITY, MOSocio-economic status (SAM.gov): SBSDBWOSB
Primary NAICSNot listed as small under 541330
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
3 TERRITORY SOLUTIONS, LLC
UEIMGVCC3JRRDU5CAGE7LGY2
Location: PITTSBURGH, PASocio-economic status (SAM.gov): SBSDB
Primary NAICSNot listed as small under 541330
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
406 ENGINEERING, INC
UEIC656DLSFKEV1CAGE17JM7
Location: Missoula, MT
Primary NAICSNot listed as small under 541330
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
4D ENGINEERING LLC
DBA 4D ENGINEERING
UEIWJXWGFFHUBE9CAGE6UC92
Location: LEXINGTON, SC
Primary NAICSNot listed as small under 541330
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
4D ENGINEERING, P.S.C
UEIV3TVMXDMFU23CAGE84RK7
Location: BAYAMON, PRSocio-economic status (SAM.gov): SB
Primary NAICSNot listed as small under 541330
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
4D SYSTEMS LLC
UEIWN9CA7WV64Z5CAGE6R9K1
Location: FLINT, MISocio-economic status (SAM.gov): SBSDB
Primary NAICSNot listed as small under 541330
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
4FX DESIGN LLC
UEIYTAMKETD3FM1CAGE245Z9
Location: APOLLO BEACH, FL
Primary NAICSNot listed as small under 541330
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
4LEAF CONSULTING, LLC
DBA 4LEAF CONSULTING LLC
UEILH6TX1CBPSN8CAGE9YWR7
Location: LAS VEGAS, NVSocio-economic status (SAM.gov): SB
Primary NAICSNot listed as small under 541330
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
4SITE ADVISORS INC
UEIQ4YWA4CLDQS5CAGE8N5Z1
Location: CENTENNIAL, CO
Primary NAICSNot listed as small under 541330
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
4SPACE, LLC
UEISBK4TJUK2AZ6CAGE9LUT6
Location: STUDIO CITY, CASocio-economic status (SAM.gov): SBWOSB
Primary NAICSNot listed as small under 541330
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
4TH ROCK LLC
UEINUGHBJLQDNW8CAGE8DE73
Location: PEORIA, AZ
Primary NAICSNot listed as small under 541330
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
4 WINS LLC
UEIWSVTK3NBRPV8CAGE9QMM8
Location: CYPRESS, TX
Primary NAICSNot listed as small under 541330
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
5010 TECH, LLC
UEINL98PLC2QJ34CAGE8FJA3
Location: VIENNA, VASocio-economic status (SAM.gov): SB
Primary NAICSNot listed as small under 541330
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
5020 ENGINEERING RESOURCE GROUP INCORPORATED
UEIVAVHY18T11D5CAGE9Y8U2
Location: JEMISON, AL
Primary NAICSNot listed as small under 541330
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 541330, page 113 of 2173
Company	This code	Compliance	SAM.gov	Obligated, 36 mo
3RESEN, LLC UEIWXK2QFMBB946CAGE9SZ90 Location: MECHANICSVILLE, VASocio-economic status (SAM.gov): SBWOSBVOSBSDVOSB	Primary NAICSNot listed as small under 541330	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
3 ROCKS ENGINEERING LLC UEIV7ZJUH3DZBU3CAGE8EYC7 Location: CANON CITY, COSocio-economic status (SAM.gov): SBHUBZone	Primary NAICSNot listed as small under 541330	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
3 S CERTIFICATION LLC UEIWMJ1JLVTGVR4CAGE6V3B0 Location: WICHITA, KS	Primary NAICSNot listed as small under 541330	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
3 S ENGINEERING, LLC UEIC4FML2AL9LQ5CAGE6T3Y2 Location: WICHITA, KS	Primary NAICSNot listed as small under 541330	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
3SIXTY PROFESSIONAL SOLUTIONS, LLC UEIPHB2GRQYYZJ9CAGE8QWE5 Location: LEBANON, OHSocio-economic status (SAM.gov): SBSDBVOSBSDVOSB	Primary NAICSNot listed as small under 541330	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
3SR SERVICES LLC UEIU57UK1RXBSN4CAGE16VN5 Location: OPELIKA, ALSocio-economic status (SAM.gov): SBSDBVOSBSDVOSB	Primary NAICSNot listed as small under 541330	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
3T-DESIGN&DEVELOPMENT L.L.C. UEIKEZ1YLJEMAW5CAGE6QA65 Location: KANSAS CITY, MOSocio-economic status (SAM.gov): SBSDBWOSB	Primary NAICSNot listed as small under 541330	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
3 TERRITORY SOLUTIONS, LLC UEIMGVCC3JRRDU5CAGE7LGY2 Location: PITTSBURGH, PASocio-economic status (SAM.gov): SBSDB	Primary NAICSNot listed as small under 541330	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
406 ENGINEERING, INC UEIC656DLSFKEV1CAGE17JM7 Location: Missoula, MT	Primary NAICSNot listed as small under 541330	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
4D ENGINEERING LLC DBA 4D ENGINEERING UEIWJXWGFFHUBE9CAGE6UC92 Location: LEXINGTON, SC	Primary NAICSNot listed as small under 541330	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
4D ENGINEERING, P.S.C UEIV3TVMXDMFU23CAGE84RK7 Location: BAYAMON, PRSocio-economic status (SAM.gov): SB	Primary NAICSNot listed as small under 541330	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
4D SYSTEMS LLC UEIWN9CA7WV64Z5CAGE6R9K1 Location: FLINT, MISocio-economic status (SAM.gov): SBSDB	Primary NAICSNot listed as small under 541330	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
4FX DESIGN LLC UEIYTAMKETD3FM1CAGE245Z9 Location: APOLLO BEACH, FL	Primary NAICSNot listed as small under 541330	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
4LEAF CONSULTING, LLC DBA 4LEAF CONSULTING LLC UEILH6TX1CBPSN8CAGE9YWR7 Location: LAS VEGAS, NVSocio-economic status (SAM.gov): SB	Primary NAICSNot listed as small under 541330	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
4SITE ADVISORS INC UEIQ4YWA4CLDQS5CAGE8N5Z1 Location: CENTENNIAL, CO	Primary NAICSNot listed as small under 541330	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
4SPACE, LLC UEISBK4TJUK2AZ6CAGE9LUT6 Location: STUDIO CITY, CASocio-economic status (SAM.gov): SBWOSB	Primary NAICSNot listed as small under 541330	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
4TH ROCK LLC UEINUGHBJLQDNW8CAGE8DE73 Location: PEORIA, AZ	Primary NAICSNot listed as small under 541330	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
4 WINS LLC UEIWSVTK3NBRPV8CAGE9QMM8 Location: CYPRESS, TX	Primary NAICSNot listed as small under 541330	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
5010 TECH, LLC UEINL98PLC2QJ34CAGE8FJA3 Location: VIENNA, VASocio-economic status (SAM.gov): SB	Primary NAICSNot listed as small under 541330	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
5020 ENGINEERING RESOURCE GROUP INCORPORATED UEIVAVHY18T11D5CAGE9Y8U2 Location: JEMISON, AL	Primary NAICSNot listed as small under 541330	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 541330: natural teaming adjacencies.

Engineering Services

Work this industry

Contractors listing NAICS 541330

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