Washington, DC Government Contractors > HELLMUTH, OBATA & KASSABAUM, P.C.
HELLMUTH, OBATA & KASSABAUM, P.C.Washington, District Of Columbia
Products & Services
NAICS Code(s)
- 541310
- Architectural Services
- 541320
- Landscape Architectural Services
- 541330
- Engineering Services
- 541410
- Interior Design Services
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Company Information
- Company Name:
- HELLMUTH, OBATA & KASSABAUM, P.C.
- Address:
- 3223 Grace St Nw
- City:
- Washington
- State:
- District Of Columbia
- Zip Code:
- 20007-3614
- Phone:
- 202-944-1522
- Fax:
- 202-339-8800
- Legal Structure:
- Corporate Entity (Not Tax Exempt)