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.

Learn more about NAICS size standards

Search with filters Small businesses only

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 3,421–3,440 of 15,627 contractors

SWIFT & STALEY INC.
UEIKEG8NAADACH5CAGE3NCM9
Location: PADUCAH, KYSocio-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 activeObligated, 36 mo: $408M ($407,971,074)
CHEROKEE NATION SYSTEM SOLUTIONS LLC
UEIFMWVU3EYSVF7CAGE7LSU0
Location: TULSA, OKSocio-economic status (SAM.gov): SBSDBHUBZoneTribal
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 activeObligated, 36 mo: $407.5M ($407,546,337)
DT GLOBAL INC
UEIHRZLQ4ZDHMZ1CAGE3FUP5
Location: ARLINGTON, VA
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 activeObligated, 36 mo: $397.9M ($397,871,412)
BRILLIENT CORPORATION
DBA BRILLIENT CORP
UEIMMAVC7UGLJ78CAGE463W1
Location: RESTON, VA
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 activeObligated, 36 mo: $395.9M ($395,937,879)
MANAGEMENT SYSTEMS INTERNATIONAL, INC.
UEIM5NWCBJCKST7CAGE1BWZ7
Location: ARLINGTON, VA
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 expiringObligated, 36 mo: $389.7M ($389,747,836)
WSP USA SOLUTIONS INC
UEIGLHZFFJJZ8G2CAGE7NNK1
Location: ARLINGTON, VA
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 activeObligated, 36 mo: $386.8M ($386,778,467)
STRATEGIC TECHNOLOGY INSTITUTE INC
UEIHDFLNVD97EJ3CAGE0GB12
Location: ROCKVILLE, MD
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 expiringObligated, 36 mo: $380.5M ($380,504,048)
DEWBERRY ENGINEERS INC.
UEIK3WDSCEDY1V5CAGE4DJX0
Location: FAIRFAX, VA
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 activeObligated, 36 mo: $375.9M ($375,949,290)
THE BUILDING PEOPLE LLC
UEIH294NPGNMEB5CAGE6ZLN0
Location: LEESBURG, VASocio-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 activeObligated, 36 mo: $367.8M ($367,815,123)
NAVARRO RESEARCH AND ENGINEERING, INC.
DBA NAVARRO RESEARCH & ENGINEERING INC
UEICQJFK8JL6MM7CAGE1P5X1
Location: OAK RIDGE, TNSocio-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 activeObligated, 36 mo: $367.2M ($367,198,116)
INTEGRAL FEDERAL, INC.
UEILSAXQ3NVXC77CAGE3DSD9
Location: MC LEAN, VA
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 activeObligated, 36 mo: $357.3M ($357,303,235)
SOCIAL SOLUTIONS INTERNATIONAL, INC.
UEICY5JLA5SUK24CAGE37FK7
Location: ROCKVILLE, 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 activeObligated, 36 mo: $357M ($356,956,236)
D7, LLC
DBA DAWSON D7
UEIMKDBBAKLTE96CAGE7KG16
Location: COLORADO SPRINGS, CO
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 activeObligated, 36 mo: $355.1M ($355,114,429)
ASRC FEDERAL TECHNOLOGY SOLUTIONS, LLC
DBA ASRC FEDERAL TECHNOLOGY SOLUTIONS LLC
UEICA11RWJPADV6CAGE1SG36
Location: RESTON, VASocio-economic status (SAM.gov): SBSDB8(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 activeObligated, 36 mo: $345.7M ($345,722,156)
PARSONS GOVERNMENT SERVICES INC
UEIKZ9MPMDLR5R4CAGE1MY27
Location: LEXINGTON, KY
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 activeObligated, 36 mo: $341.2M ($341,182,410)
POND CONSTRUCTORS INC.
UEIKJQMBHL1L9Q3CAGE1RJT2
Location: PEACHTREE CORNERS, GASocio-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 activeObligated, 36 mo: $339.1M ($339,098,470)
GOLDBELT C6, LLC
UEILSY9B62DKAC8CAGE74AA1
Location: CHESAPEAKE, VASocio-economic status (SAM.gov): SBANC
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 activeObligated, 36 mo: $336.1M ($336,073,922)
THE BIZZELL GROUP LLC
UEIKGJUK3TUQ416CAGE6HXG1
Location: HYATTSVILLE, MDSocio-economic status (SAM.gov): SBHUBZone
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 activeObligated, 36 mo: $334.3M ($334,316,427)
COMPASS PTS JV, THE
UEIMLM4M59B4A57CAGE743U9
Location: ARLINGTON, VA
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 activeObligated, 36 mo: $332.6M ($332,579,090)
JJR SOLUTIONS LLC
DBA JJR SOLUTIONS
UEIFTEMBMQ3SGR5CAGE5BS77
Location: DAYTON, OH
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 activeObligated, 36 mo: $329.7M ($329,729,670)

Contractors listing NAICS 541620, page 172 of 782
Company	This code	Compliance	SAM.gov	Obligated, 36 mo
SWIFT & STALEY INC. UEIKEG8NAADACH5CAGE3NCM9 Location: PADUCAH, KYSocio-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	$408M ($407,971,074)
CHEROKEE NATION SYSTEM SOLUTIONS LLC UEIFMWVU3EYSVF7CAGE7LSU0 Location: TULSA, OKSocio-economic status (SAM.gov): SBSDBHUBZoneTribal	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	$407.5M ($407,546,337)
DT GLOBAL INC UEIHRZLQ4ZDHMZ1CAGE3FUP5 Location: ARLINGTON, VA	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	$397.9M ($397,871,412)
BRILLIENT CORPORATION DBA BRILLIENT CORP UEIMMAVC7UGLJ78CAGE463W1 Location: RESTON, VA	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	$395.9M ($395,937,879)
MANAGEMENT SYSTEMS INTERNATIONAL, INC. UEIM5NWCBJCKST7CAGE1BWZ7 Location: ARLINGTON, VA	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	$389.7M ($389,747,836)
WSP USA SOLUTIONS INC UEIGLHZFFJJZ8G2CAGE7NNK1 Location: ARLINGTON, VA	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	$386.8M ($386,778,467)
STRATEGIC TECHNOLOGY INSTITUTE INC UEIHDFLNVD97EJ3CAGE0GB12 Location: ROCKVILLE, MD	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	$380.5M ($380,504,048)
DEWBERRY ENGINEERS INC. UEIK3WDSCEDY1V5CAGE4DJX0 Location: FAIRFAX, VA	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	$375.9M ($375,949,290)
THE BUILDING PEOPLE LLC UEIH294NPGNMEB5CAGE6ZLN0 Location: LEESBURG, VASocio-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	$367.8M ($367,815,123)
NAVARRO RESEARCH AND ENGINEERING, INC. DBA NAVARRO RESEARCH & ENGINEERING INC UEICQJFK8JL6MM7CAGE1P5X1 Location: OAK RIDGE, TNSocio-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	$367.2M ($367,198,116)
INTEGRAL FEDERAL, INC. UEILSAXQ3NVXC77CAGE3DSD9 Location: MC LEAN, VA	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	$357.3M ($357,303,235)
SOCIAL SOLUTIONS INTERNATIONAL, INC. UEICY5JLA5SUK24CAGE37FK7 Location: ROCKVILLE, 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	$357M ($356,956,236)
D7, LLC DBA DAWSON D7 UEIMKDBBAKLTE96CAGE7KG16 Location: COLORADO SPRINGS, CO	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	$355.1M ($355,114,429)
ASRC FEDERAL TECHNOLOGY SOLUTIONS, LLC DBA ASRC FEDERAL TECHNOLOGY SOLUTIONS LLC UEICA11RWJPADV6CAGE1SG36 Location: RESTON, VASocio-economic status (SAM.gov): SBSDB8(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	$345.7M ($345,722,156)
PARSONS GOVERNMENT SERVICES INC UEIKZ9MPMDLR5R4CAGE1MY27 Location: LEXINGTON, KY	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	$341.2M ($341,182,410)
POND CONSTRUCTORS INC. UEIKJQMBHL1L9Q3CAGE1RJT2 Location: PEACHTREE CORNERS, GASocio-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	$339.1M ($339,098,470)
GOLDBELT C6, LLC UEILSY9B62DKAC8CAGE74AA1 Location: CHESAPEAKE, VASocio-economic status (SAM.gov): SBANC	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	$336.1M ($336,073,922)
THE BIZZELL GROUP LLC UEIKGJUK3TUQ416CAGE6HXG1 Location: HYATTSVILLE, MDSocio-economic status (SAM.gov): SBHUBZone	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	$334.3M ($334,316,427)
COMPASS PTS JV, THE UEIMLM4M59B4A57CAGE743U9 Location: ARLINGTON, VA	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	$332.6M ($332,579,090)
JJR SOLUTIONS LLC DBA JJR SOLUTIONS UEIFTEMBMQ3SGR5CAGE5BS77 Location: DAYTON, OH	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	$329.7M ($329,729,670)

Codes these contractors list most often alongside 541620: natural teaming adjacencies.

Environmental Consulting Services

Work this industry

Contractors listing NAICS 541620

Related industries