Active registration

Chamberlin & Chamberlin Inc

Washington, DC

General information for Chamberlin & Chamberlin Inc

Physical address
1100 1st St Se Apt 319, Washington, Dc, 20003
Mailing address
Box 105, 7983 Quaker Neck Road, Bozman, MD, 21612
Website
gachamberlin.com

Points of contact for Chamberlin & Chamberlin Inc

SAM.gov Points of Contact

Gloria Chamberlin
Government Business POC Alternate Government Business POC
Manager
Box 105, 7983 Quaker Neck Road, Bozman, MD, 21612
John Chamberlin
Electronic Business POC
CEO
1100 First ST SE Unit 319, WASHINGTON, DC, 20003

Additional contact details may be available

NAICS codes for Chamberlin & Chamberlin Inc

Code Description Small Business
541330 PRIMARY Engineering Services No
541618 Other Management Consulting Services Yes
541620 Environmental Consulting Services Yes
541715
Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
No
541720
Research and Development in the Social Sciences and Humanities
Yes
541990
All Other Professional, Scientific, and Technical Services
Yes

PSC codes for Chamberlin & Chamberlin Inc

Code Description
9410 CRUDE GRADES OF PLANT MATERIALS
Y1FZ CONSTRUCTION OF OTHER RESIDENTIAL BUILDINGS
Y1JA CONSTRUCTION OF MUSEUMS AND EXHIBITION BUILDINGS
Y1PB
CONSTRUCTION OF EXHIBIT DESIGN (NON-BUILDING)
Y1PC
CONSTRUCTION OF UNIMPROVED REAL PROPERTY (LAND)
Z1QA
MAINTENANCE OF RESTORATION OF REAL PROPERTY (PUBLIC OR PRIVATE)
Z2PZ
REPAIR OR ALTERATION OF OTHER NON-BUILDING FACILITIES
Z2QA
REPAIR OR ALTERATION OF RESTORATION OF REAL PROPERTY (PUBLIC OR PRIVATE)

Update history

2 change(s) tracked
Mar 19, 2026
NAICS 541618 is no longer the primary code
Mar 19, 2026
NAICS 541330 became the primary code
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