Insights

Acquisition synergy Recent acquisition of Calhoun International by Core One Group indicates a strategic consolidation to expand mission-critical support across DoD and Intelligence Community, creating cross-sell opportunities for cybersecurity, intelligence analysis, and operational research services across larger enterprise contracts.

Veteran-owned leverage Calhoun International is a Service Disabled Veteran-Owned Small Business (SDVOSB) with CVE certification, which positions it strongly for set-aside contracts and preferred vendor programs within federal agencies prioritizing veteran-owned suppliers.

Diverse capabilities Service lines span intelligence operations, threat finance, cyber analytics, IT, irregular warfare, strategic planning, and counterterrorism analysis, offering a broad portfolio for multi-discipline federal opportunities and multi-award vehicle engagements.

Geographic and federal footprint Headquartered in Tampa with multiple domestic locations and overseas presence, plus alignment with DoD and IC needs, enabling geographically targeted pursuits and support for large regional and national contracts.

Tech-enabled delivery Adoption of Power BI, SAS, SQL Server, Oracle, Azure, Microsoft 365, ArcGIS and analytics platforms suggests readiness for data-driven solutions, analytics modernization, and enhancement of existing government mission-support services to improve insight and outcomes.

Similar companies to Calhoun International (d/b/a Core One)

Calhoun International (d/b/a Core One) Tech Stack

Calhoun International (d/b/a Core One) uses 8 technology products and services including Power BI, SAS, Microsoft SQL Server, and more. Explore Calhoun International (d/b/a Core One)'s tech stack below.

Calhoun International (d/b/a Core One)'s Email Address Formats

Calhoun International (d/b/a Core One) uses at least 2 email formats:
Calhoun International (d/b/a Core One) Email FormatsExamplePercentage
FLast@calhouninternational.comJDoe@calhouninternational.com
99%
FL@calhouninternational.comJD@calhouninternational.com
1%

Frequently Asked Questions

What is Calhoun International (d/b/a Core One)'s phone number?

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You can contact Calhoun International (d/b/a Core One)'s main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Calhoun International (d/b/a Core One)'s official website and social media links?

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Calhoun International (d/b/a Core One)'s official website is calhouninternational.com and has social profiles on LinkedIn.

How much revenue does Calhoun International (d/b/a Core One) generate?

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As of August 2026, Calhoun International (d/b/a Core One)'s annual revenue is estimated to be $100M - $250M.

What is Calhoun International (d/b/a Core One)'s SIC code and NAICS code?

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Calhoun International (d/b/a Core One)'s SIC code is 7389 - Business Services, Not Elsewhere Classified and NAICS code is 5416 - Management, Scientific, and Technical Consulting Services.

How many employees does Calhoun International (d/b/a Core One) have currently?

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As of August 2026, Calhoun International (d/b/a Core One) has approximately 83 employees across 6 continents, including North America, Asia and Europe. Key team members include Chief Executive: J. H., Vice President / Chief Financial Officer: N. B. and Partner: S. A. Explore Calhoun International (d/b/a Core One)'s employee directory with LeadIQ.

What industry does Calhoun International (d/b/a Core One) belong to?

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Calhoun International (d/b/a Core One) operates in the Business Consulting and Services industry.

What technology does Calhoun International (d/b/a Core One) use?

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Calhoun International (d/b/a Core One)'s tech stack includes Power BI, SAS, Microsoft SQL Server, Oracle Database, Microsoft 365, Microsoft Azure, Piwik and ArcGIS.

What is Calhoun International (d/b/a Core One)'s email format?

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Calhoun International (d/b/a Core One)'s email format typically follows the pattern of FLast@calhouninternational.com. Find more Calhoun International (d/b/a Core One) email formats with LeadIQ.

When was Calhoun International (d/b/a Core One) founded?

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Calhoun International (d/b/a Core One) was founded in 2005.
Calhoun International (d/b/a Core One) logo

Calhoun International (d/b/a Core One)

Business Consulting and ServicesFlorida, United States51-200 Employees

Calhoun International, d/b/a Core One, is a Tampa-based business consulting and services firm established in 2005. It operates as a Service Disabled Veteran-Owned, Small Business certified by the Department of Veterans Affairs Center for Veterans Enterprise, with a footprint across Florida, Maryland, Texas, Virginia, Washington DC, and overseas locations. The company offers a range of analytic and operational support services, including intelligence operations and analysis, fraud analysis and investigations, threat finance analysis, cyberspace analytic support, information technology, irregular warfare analysis, strategic planning, counterterrorism analysis, and operational research systems analysis. Its client focus lies with government agencies operating within the defense and intelligence communities, addressing complex security, threat, and strategic challenges. In December 2024 Core One Group announced the acquisition of Calhoun International, signaling a consolidation aimed at expanding mission-critical support for agency customers in the DoD and IC.” } }# } } }} } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } } }

Section iconCompany Overview

Phone number
SIC Code
7389 - Business Services, Not Elsewhere Classified
NAICS Code
5416 - Management, Scientific, and Technical Consulting Services
Founded
2005
Employees
51-200

Section iconFunding & Financials

  • $100M - $250M

    Calhoun International (d/b/a Core One)'s revenue is estimated to be in the range of $100M - $250M

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