SOSi (SOS International LLC) is a founder-owned defense and government services integrator that directly hires personnel for overseas missions spanning language services, logistics, ISR, and facilities and life-support work. Founded in 1989 and based in Reston, Virginia, it operates from more than two dozen locations globally.
Constellis
Constellis is a large firm headquartered in Herndon, VA, USA, founded 2010, listed among OCONUS Recruiters for WPS & Security and Logistics & Life Support. This is an independent listing with no commercial relationship to this site. Last verified September 2, 2026.
Last verified September 2, 2026
Source: constellis.com (the company's own site).
Visit website
Opens in a new tab
What they do
Constellis provides armed and unarmed security services, high-risk protective operations, and facilities and base-operations support to U.S. government and commercial clients, tracing its lineage to predecessor firms including Triple Canopy and Academi. The company operates in roughly 40 countries with regional offices across Africa, the Americas, Europe, and the Middle East, supporting contingency and expeditionary operations in austere environments.
At a glance
| Headquarters | Herndon, VA, USA |
|---|---|
| Founded | 2010 |
| Company size | Large |
| Regions covered | Middle East Africa Europe Global/OCONUS |
| Specialties | WPS & Security Logistics & Life Support |
| Best for | WPS & Security |
| Listing status | Independent listing. No relationship with this site. |
Compare with Recruitmint (GovMint)
| Attribute | Recruitmint (GovMint) | Constellis |
|---|---|---|
| Headquarters | Orange County, CA · Prishtina, Kosovo | Herndon, VA, USA |
| Founded | — | 2010 |
| Company size | Boutique | Large |
| Regions | CONUS Europe Global/OCONUS | Middle East Africa Europe Global/OCONUS |
| Specialties | GovCon Recruiting DoD Contract Staffing Executive Search (GovCon) | WPS & Security Logistics & Life Support |
| Best for | GovCon Recruiting | WPS & Security |
| Listing status | Featured partner (publishes this site) | Independent listing |
Tinted rows are where the two match. Recruitmint (GovMint) is the featured partner and publishes this site.
Similar companies
By shared specialtiesFluor's Government Group has served as a LOGCAP IV contractor providing multi-functional logistics, life-support, and design-build construction services for U.S. Department of Defense contingency operations, including selection to support the AFRICOM and SOUTHCOM areas of responsibility. Fluor has also performed contingency design-build and life-support work in Afghanistan, Iraq, Kuwait, and Kyrgyzstan under separate U.S. Army Corps of Engineers contracts.
Acuity International, formed from the combination of Comprehensive Health Services, Janus Global Operations, Project Time & Cost, Sallyport, and Michael Baker Global Services, holds Worldwide Protective Services (WPS) III task orders for the U.S. Department of State's Bureau of Diplomatic Security, including protective and security-logistics support for the U.S. Embassy in Mogadishu, Somalia. The company also provides program and construction management and occupational health services to government clients.
Questions buyers ask
Is Constellis the featured partner on OCONUS Recruiters?
No. Constellis is an independent listing with no commercial relationship to OCONUS Recruiters. Recruitmint (GovMint) is the featured partner that publishes this site.
What does Constellis specialize in?
Constellis publishes WPS & Security and Logistics & Life Support as its specialties, based in Herndon, VA, USA.
Where is Constellis headquartered, and how large is the firm?
Constellis lists its headquarters as Herndon, VA, USA and its size as large, founded 2010.