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Insights

Federal Domain Expertise GCS specializes in government contracting solutions with a long track record dating back to 1995, offering services in program management, acquisition lifecycle, contracts and grants management, and systems engineering. This positions them as a ready-made partner for federal agencies and prime contractors seeking compliant, proven delivery.

Strong Compliance & Quality Operating under ISO-9001:2008 and CMMI Level 3 with PMBOK-aligned practices, GCS emphasizes continuous improvement and reliable performance. This can ease procurement hurdles for agencies and increase confidence in large, multi-year federal engagements.

Scaleable Talent Pool With a talent pipeline of 150 professionals and a workforce of 51-200 employees, GCS can scale for growing program needs or rapid deployments, making them suitable for surge support, large program wins, or multi-site implementations.

Acquisition & Financial Strength GCS offers capabilities across acquisition lifecycle management and financial management, complemented by a revenue range of $100M-$250M. This suggests capacity for sizable contracts and potential co-sell or subcontracting opportunities with larger integrators.

Digital Presence & Modernization Tech stack includes AWS, Cloudflare, Joomla/WordPress, and modern hosting practices, indicating readiness for cloud-native modernization, secure web platforms, and digital services for government portals, procurement sites, or citizen-facing interfaces.

Similar companies to GCS, Inc.

GCS, Inc. Tech Stack

GCS, Inc. uses 8 technology products and services including Cloudflare Web Optimizations, Amazon Web Services, Joomla, and more. Explore GCS, Inc.'s tech stack below.

  • Cloudflare Web Optimizations
    Analytics
  • Amazon Web Services
    Cloud Hosting
  • Joomla
    Content Management System
  • WordPress
    Content Management System
  • Netlify
    Platform As A Service
  • HSTS
    Security
  • X-XSS-Protection
    Security
  • Nginx
    Web Servers

GCS, Inc.'s Email Address Formats

GCS, Inc. uses at least 4 email formats:
GCS, Inc. Email FormatsExamplePercentage
FLast@gcsinfo.comJDoe@gcsinfo.com
90%
First@gcsinfo.comJohn@gcsinfo.com
7%
Last@gcsinfo.comDoe@gcsinfo.com
2%
First_Last@gcsinfo.comJohn_Doe@gcsinfo.com
1%

Frequently Asked Questions

What is GCS, Inc.'s phone number?

Minus sign iconPlus sign icon You can contact GCS, Inc.'s main corporate office by phone at
+1-703-749-****
. 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 GCS, Inc.'s official website and social media links?

Minus sign iconPlus sign iconGCS, Inc.'s official website is gcsinfo.com and has social profiles on LinkedIn.

How much revenue does GCS, Inc. generate?

Minus sign iconPlus sign icon As of August 2026, GCS, Inc.'s annual revenue is estimated to be $100M - $250M.

What is GCS, Inc.'s SIC code and NAICS code?

Minus sign iconPlus sign iconGCS, Inc.'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 GCS, Inc. have currently?

Minus sign iconPlus sign iconAs of August 2026, GCS, Inc. has approximately 103 employees across 4 continents, including North America, Asia and Africa. Key team members include Director Vigilance: S. C., Project Manager: A. G. and Senior Acquisition Specialist: T. O. Explore GCS, Inc.'s employee directory with LeadIQ.

What industry does GCS, Inc. belong to?

Minus sign iconPlus sign iconGCS, Inc. operates in the Business Consulting and Services industry.

What technology does GCS, Inc. use?

Minus sign iconPlus sign iconGCS, Inc.'s tech stack includes Cloudflare Web Optimizations, Amazon Web Services, Joomla, WordPress, Netlify, HSTS, X-XSS-Protection and Nginx.

What is GCS, Inc.'s email format?

Minus sign iconPlus sign iconGCS, Inc.'s email format typically follows the pattern of FLast@gcsinfo.com. Find more GCS, Inc. email formats with LeadIQ.

When was GCS, Inc. founded?

Minus sign iconPlus sign iconGCS, Inc. was founded in 1995.
GCS, Inc. logo

GCS, Inc.

Business Consulting and ServicesVirginia, United States51-200 Employees

GCS, Inc. is a Virginia-based business consulting and services firm with a history dating back to 1995. The company specializes in helping federal agencies and government contractors navigate complex operating environments by delivering services in program management, performance improvement, acquisition lifecycle management, contract and grants management, systems engineering and integration, and financial management. Its workforce emphasizes professional certifications and adherence to established quality and process standards, aligning with a culture of continuous improvement and customer service. Headquartered in McLean, GCS operates as a woman-owned small business serving clients in Washington, DC, and beyond. A notable development in its history is the 2014 acquisition by Preferred Systems Solutions, indicating a strategic consolidation within the government-focused services sector.

Section iconCompany Overview

Phone number
+1-703-749-****
Website
gcsinfo.com
SIC Code
7389 - Business Services, Not Elsewhere Classified
NAICS Code
5416 - Management, Scientific, and Technical Consulting Services
Founded
1995
Employees
51-200

Section iconMedia & News

Section iconFunding & Financials

  • $100M - $250M

    GCS, Inc.'s revenue is estimated to be in the range of $100M - $250M

Company Leadership

  • Director Vigilance at GCS, Inc.
    S. C.
    Director Vigilance
    Mobile Phone
  • Project Manager at GCS, Inc.
    A. G.
    Project Manager
    Mobile Phone
  • Senior Acquisition Specialist at GCS, Inc.
    T. O.
    Senior Acquisition Specialist
    Mobile Phone
  • Licensed 3rd Party Auditor at GCS, Inc.
    B. M.
    Licensed 3rd Party Auditor
    Mobile Phone
  • Special Police Office at GCS, Inc.
    J. D.
    Special Police Office
    Mobile Phone

Employee Directory

  • Service Consultant at GCS, Inc.
    B. M.
    Service Consultant
    Mobile Phone
  • Service Consultant at GCS, Inc.
    C. H.
    Service Consultant
    Mobile Phone
  • Clinical Oncology Professional at GCS, Inc.
    E. S.
    Clinical Oncology Professional
    Mobile Phone
  • Agent at GCS, Inc.
    M. S.
    Agent
    Mobile Phone
  • Remote Associate at GCS, Inc.
    N. A.
    Remote Associate
    Mobile Phone

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