Castalia LLC
Washington, DC
- UEI
- PJ36AHHFKCC4
- CAGE
- 5LRT5
- Primary NAICS
- 813910 Business Associations
- SAM.gov registration
- Active through
Company facts
- Self-certified in SAM.gov
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Other NAICS codes in SAM.gov
- SAM.gov registration date
- Physical address
- 1747 Pennsylvania Ave NW #12, Washington, DC 20006, USA
- Website
- castalia-advisors.com
- Founded
- 1980
- Employees
- 11-50
- Estimated annual revenue
- $1M-$10M
- Industry
-
- Industrials
- Commercial & Professional Services
- Professional Services
- Consulting
- SIC code
- 87 Engineering & Management Services
- Profiles
Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .
Contract awards
Contract subawards
| Prime contractor | Prime award | Amount | Awarded |
|---|---|---|---|
| Ard, Inc. | 72065622C00002 | $120,038 | |
| Tetra Tech, Inc. | 7200AA22M00018 | $151,902 | |
| Tetra Tech, Inc. | 7200AA22M00018 | $99,298 | |
| Tetra Tech, Inc. | 7200AA22M00018 | $30,000 | |
| Tetra Tech, Inc. | 7200AA22M00018 | $30,110 |
Latest 5 listed here. See the rest on GovTribe.
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| Crossboundary LLC | Washington, DC | 523999 Miscellaneous Financial Investment Activities |
| International Affairs Division | Arlington, VA | 541611 Administrative Management and General Management Consulting Services |
About the company
Castalia LLC is a strategic advisory firm that specializes in solving infrastructure, resource, and policy challenges. The company has over 50 team members across six countries.
Through past federal contracts and subcontracts, Castalia has provided private equity investment advisory services to the International Development Finance Corporation. They have also delivered technical assistance services to Tetra Tech ES, Inc. on a USAID project related to financial projections for an Indonesian electricity company. Additionally, Castalia has supported Tetra Tech, Inc. on WASH-FIN 2, a water, sanitation, and hygiene finance project, as well as A-E professional consulting services.
Castalia holds a $5 million multiple award indefinite delivery contract from the International Development Finance Corporation to provide private equity investment advisory services through November 2026. This contract supports the Office of Investment Funds in areas like deal sourcing, due diligence, fund monitoring, and portfolio analytics. No set-asides were specified.
Quick answers
Is Castalia LLC registered in SAM.gov?
Yes. Castalia LLC's SAM.gov registration is active through March 11, 2027.
What is Castalia LLC's most recent federal award?
Castalia LLC's most recent federal contract award is Purchase order for regional sub-saharan africa - renewable energy project desk study (DS)series (w/optional services) (TDAPO201611280), from United States Trade and Development Agency, on September 12, 2016.
On GovTribe
See Castalia LLC's full federal record
- Federal contract awards
- IDV awards
- Subcontracting relationships
- Funding analysis by agency, NAICS and set-aside
- Similar vendors