Active registration

The Daston Corporation

DBA THE DASTON CORP
Leesburg, VA

General information for The Daston Corporation

Physical address
19 E Market St, Leesburg, Va, 20176
Mailing address
19 E Market St, Ll01, Leesburg, VA, 20176
Website
daston.com

Points of contact for The Daston Corporation

SAM.gov Points of Contact

Adam Ulan
Government Business POC Alternate Government Business POC
19 East Market Street, LL01, Leesburg, VA, 20176
Evan Petry
Electronic Business POC
19 East Market St, LLO1, Leesburg, VA, 20176
Greg Callen
Alternate Electronic Business POC
19 East Market Street, LL01, Mclean, VA, 22102

Additional contact details may be available

NAICS codes for The Daston Corporation

Code Description Small Business
541511 PRIMARY
Custom Computer Programming Services
No
423430 Computer and Computer Peripheral Equipment and Software Merchant Wholesalers Yes
513210 Software Publishers No
518210 Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services No
541219
Other Accounting Services
No
541330
Engineering Services
No
541512
Computer Systems Design Services
No
541513
Computer Facilities Management Services
No
541519
Other Computer Related Services
No
541611
Administrative Management and General Management Consulting Services
No
541618
Other Management Consulting Services
No
541690
Other Scientific and Technical Consulting Services
No
541714
Research and Development in Biotechnology (except Nanobiotechnology)
Yes
541715
Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
No
541990
All Other Professional, Scientific, and Technical Services
No
561110
Office Administrative Services
No
561311
Employment Placement Agencies
No
621399
Offices of All Other Miscellaneous Health Practitioners
No

PSC codes for The Daston Corporation

Code Description
R408 SUPPORT- PROFESSIONAL: PROGRAM MANAGEMENT/SUPPORT
R425 SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL
R499 SUPPORT- PROFESSIONAL: OTHER
R699
SUPPORT- ADMINISTRATIVE: OTHER
R703
SUPPORT- MANAGEMENT: ACCOUNTING
R707
SUPPORT- MANAGEMENT: CONTRACT/PROCUREMENT/ACQUISITION SUPPORT
R710
SUPPORT- MANAGEMENT: FINANCIAL

SBA business types for The Daston Corporation

Type Entry Date Exit Date
SBA Certified HUBZone Firm May 21, 2018 Active

Update history

15 change(s) tracked
Dec 12, 2025
NAICS 621399: small-business status Yes → No
Dec 12, 2025
NAICS 561311: small-business status Yes → No
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