Armstrong Teasdale LLP
St. Louis, MO
- UEI
- ES3BKY5DPHL8
- CAGE
- 3L5N3
- Primary NAICS
- 541110 Offices of Lawyers
- SAM.gov registration
- Active through
Company facts
- FY2025 rankings
- Self-certified in SAM.gov
- Entity structure
- Partnership or Limited Liability Partnership
- Other NAICS codes in SAM.gov
- SAM.gov registration date
- Physical address
- 7700 Forsyth Blvd #1800, St. Louis, MO 63105, USA
- Website
- atllp.com
- Founded
- 1901
- Employees
- 251-1K
- Estimated annual revenue
- $100M-$250M
- Industry
-
- Consumer Discretionary
- Diversified Consumer Services
- Specialized Consumer Services
- Legal Services
- SIC code
- 81 Legal Services
- Profiles
Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $0 |
| FY2026 | -$2,208 |
| FY2025 | $31,081 |
| FY2024 | $107,165 |
| FY2023 | $69,637 |
Contract vehicles
No active vehicles.
1 expired vehicle
Contract awards
Latest 5 listed here. See the rest on GovTribe.
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About the company
Armstrong Teasdale LLP is a global law firm headquartered in St. Louis, Missouri, specializing in providing comprehensive legal services with a significant focus on federal government contract work, particularly in patent and intellectual property law. Registered in the System for Award Management (SAM) since 2003, the firm is structured as a partnership or limited liability partnership and operates as a for-profit organization with extensive experience in supporting federal research agencies' intellectual property needs.
The firm has consistently been awarded delivery orders under the NIH Patent Legal Services master indefinite-delivery/indefinite-quantity (IDIQ) contract, valued at $386 million, primarily serving multiple National Institutes of Health (NIH) agencies including the National Institute of Allergy and Infectious Diseases (NIAID), National Heart, Lung and Blood Institute (NHLBI), and National Center for Advancing Translational Sciences. Their federal contract work predominantly involves patent-related legal services such as drafting and filing Patent Cooperation Treaty (PCT) applications, preparing national stage patent applications in various countries (including Europe and China), conducting conflict-of-interest checks, and securing patent protections for biomedical research inventions. None of their contract awards have utilized set-aside designations, and all work has been performed from their St. Louis office, with contract values typically ranging between $10,000 and $15,000 per delivery order. The contracts are consistently issued as firm fixed-price or time-and-materials delivery orders supporting intellectual property management for federal research initiatives.
Quick answers
Is Armstrong Teasdale LLP registered in SAM.gov?
Yes. Armstrong Teasdale LLP's SAM.gov registration is active through December 4, 2026.
Which contract vehicles does Armstrong Teasdale LLP hold?
Armstrong Teasdale LLP holds a place on 1 federal contract vehicle: NIH Patent Legal Services.
How much has Armstrong Teasdale LLP received in federal contracts?
Federal contracts obligated $31,081 to Armstrong Teasdale LLP in fiscal year 2025 and $205,676 in fiscal years 2023 through 2027.
How does Armstrong Teasdale LLP rank among federal contractors?
Armstrong Teasdale LLP ranked #94 in NAICS 54111 in FY2025.
What is Armstrong Teasdale LLP's most recent federal award?
Armstrong Teasdale LLP's most recent federal contract award is [25-015208] niaaa requires the vendor to prepare and file a PCT application in order to maintain patent rights for… (75N92025F00008), from National Heart Lung and Blood Institute (NIH), on September 12, 2025.
On GovTribe
See Armstrong Teasdale LLP's full federal record
- Federal contract awards
- IDV awards
- Contract vehicles
- Funding analysis by agency, NAICS and set-aside
- Similar vendors