Tunnell Spangler & Associates Inc.
Atlanta, GA Doing business as TSW
- UEI
- KEJTGKVGS2Y9
- CAGE
- 5L3S7
- Primary NAICS
- 541320 Landscape Architectural Services
- SAM.gov registration
- Active through
Company facts
- Self-certified in SAM.gov
- Entity structure
- Corporate Entity (Not Tax Exempt)
- NAICS codes registered in SAM.gov
-
- 541320 Landscape Architectural Services Primary
- 237210 Land Subdivision
- 541310 Architectural Services
- 541370 Surveying and Mapping (except Geophysical) Services
- 541410 Interior Design Services
- 541430 Graphic Design Services
- 541611 Administrative Management and General Management Consulting Services
- 541613 Marketing Consulting Services
- SAM.gov registration date
- Physical address
- 1447 Peachtree St NE #850, Atlanta, GA 30309, USA
- Website
- tsw-design.com
- Founded
- 1990
- Employees
- 11-50
- Estimated annual revenue
- $1M-$10M
- Industry
-
- Industrials
- Commercial & Professional Services
- Professional Services
- Architecture
- SIC code
- 87 Engineering & Management Services
- Profiles
Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .
Recent federal awards
| Award | Agency | Obligated | Awarded |
|---|---|---|---|
| Croatan RDO a & e support and commissioning | Forest Service | $0 | |
| MS ohkissa lake recreation master plan development | Forest Service | $904,806 | |
| A & e alexandria forestry center evaluation and planning project | Forest Service | $110,553 | |
| Complete a & e designs of a new ranger station and modified helibase. Complete full set of construction documents for… | Forest Service | $676,455 | |
| Complete a & e designs of a new ranger station and modified helibase. Complete full set of construction documents for… | Forest Service | $0 |
About Tunnell Spangler & Associates Inc.
Tunnell Spangler & Associates Inc., doing business as TSW, is a planning, architecture, and landscape architecture firm headquartered in Atlanta, Georgia. The company is a self-certified small disadvantaged business that provides professional architectural and engineering services to federal agencies, with a particular focus on sustainable infrastructure and facility design. TSW specializes in delivering comprehensive design, evaluation, and planning services for government facilities, particularly within the forest and recreation management sectors.
The firm has consistently secured federal contract awards from the U.S. Department of Agriculture Forest Service, Southern Region, for a wide range of architectural and engineering projects. These projects include comprehensive facility assessments, ranger station designs, recreation area planning, and infrastructure development. Specific contract work has encompassed creating master plans for recreation areas like MS Ohkissa Lake, developing architectural designs for new ranger stations and helibases, producing construction documents, and providing commissioning services during project build phases. The contract awards have ranged from $57,000 to $1.2 million, covering projects in states such as Louisiana, North Carolina, Florida, and Georgia. While most contracts were not set aside for specific business types, TSW has leveraged its small disadvantaged business status to compete effectively for federal contracts.
Tunnell Spangler & Associates Inc. holds a significant Indefinite Delivery Indefinite Quantity (IDIQ) contract with the Forest Service Southern Region, valued at $6 million and awarded on September 28, 2021. This multiple-award IDIQ contract, which is set aside for small businesses, allows TSW to provide architectural and engineering services across 14 states and territories through September 2026. The contract enables the Forest Service to issue task orders for a variety of services, including facility evaluations, infrastructure designs, construction documentation, and project scoping. Each task order supports the agency's National Asset Management Program, focusing on sustainable forest management, visitor access, and natural resource protection. The IDIQ guarantees a minimum of $2,500 to TSW and has been used to issue numerous delivery orders for projects ranging from office designs to boardwalk replacements.
SBA capabilities narrative
An award-winning, full-service planning, architecture, and landscape architecture firm. Maintaining a small office size allows our principals to be hands-on in every aspect of a project and allows for more multidisciplinary collaboration.
Quick answers
What is Tunnell Spangler & Associates Inc.'s UEI?
Tunnell Spangler & Associates Inc.'s Unique Entity ID (UEI) in SAM.gov is KEJTGKVGS2Y9.
What is Tunnell Spangler & Associates Inc.'s CAGE code?
Tunnell Spangler & Associates Inc.'s CAGE code is 5L3S7.
What is Tunnell Spangler & Associates Inc.'s primary NAICS code?
Tunnell Spangler & Associates Inc.'s primary NAICS code is 541320 (Landscape Architectural Services).
Where is Tunnell Spangler & Associates Inc. located?
Tunnell Spangler & Associates Inc.'s physical address in SAM.gov is 1447 Peachtree St NE #850, Atlanta, GA 30309, USA.
Is Tunnell Spangler & Associates Inc. registered in SAM.gov?
Yes. Tunnell Spangler & Associates Inc.'s SAM.gov registration is active through February 13, 2027.
What is Tunnell Spangler & Associates Inc.'s most recent federal award?
Tunnell Spangler & Associates Inc.'s most recent federal contract award is Croatan RDO a & e support and commissioning (12445226C0009), from Forest Service, on May 26, 2026.
On GovTribe
See Tunnell Spangler & Associates Inc.'s full federal record
- Federal contract awards
- IDV awards
- Funding analysis by agency, NAICS and set-aside
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