GRSi is a prominent technology services company dedicated to providing innovative solutions and mission support to U.S. defense, intelligence, and federal civilian agencies. Honored multiple times by Inc. 5000 and as an ACG Growth Company of the Year, GRSi focuses on delivering next-generation technology services. Their expertise spans specialized cloud computing, cybersecurity, enterprise-level managed IT services, DevSecOps, and advancements in Artificial Intelligence (AI) and Machine Learning (ML). GRSi prides itself on being a reliable partner, driving technological progress and supporting critical national missions through a commitment to excellence and innovation.
Serves as the central hub for corporate leadership, strategic planning, business development, and administrative operations, guiding GRSi's innovative technology services and mission solutions.
State-of-the-art facility equipped with modern technology infrastructure to support GRSi's advanced technical services and foster a collaborative work environment.
GRSi promotes a dynamic and employee-centric work culture focused on innovation, continuous learning, and mission success. They emphasize teamwork, professional growth, and a commitment to supporting their clients and employees.
The Frederick, MD headquarters is strategically positioned to serve key federal government clients in the Washington D.C. metropolitan area and provides access to a rich talent pool in technology and engineering.
GRSi primarily operates within the United States, providing technology services and mission solutions to U.S. federal defense, intelligence, and civilian agencies. While their direct office presence is U.S.-based, their support for federal missions may have a global reach depending on client requirements.
9085 Michaels Ct
Frederick
MD
USA
Address: 14280 Park Meadow Drive, Suite 100, Chantilly, VA 20151
Proximity to numerous federal agencies, technology partners, and a skilled workforce in the National Capital Region.
Address: 6240 Guardian Gateway, Suite 101, Aberdeen Proving Ground, MD 21005
Embedded support within a major U.S. Army research and development center, facilitating close collaboration on critical defense projects.
Address: 300 Voyager Way NW, Suite 120, Huntsville, AL 35806
Strategic location in a major hub for NASA, U.S. Army Aviation and Missile Command, and aerospace/defense contractors.
Address: 1777 NE Loop 410, Suite 600, San Antonio, TX 78217
Access to a large military and cybersecurity talent pool and proximity to key Air Force and joint cyber operations commands.
Address: 4031 Colonel Glenn Highway, Beavercreek, OH 45431
Located near Wright-Patterson AFB, a critical center for Air Force logistics, research, and development.
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As of April 2025, GRSi' leadership includes:
GRSi has been backed by several prominent investors over the years, including:
GRSi has actively strengthened its executive team over the past year with key strategic hires, particularly enhancing its capabilities in defense programs, technology innovation, and human resources. No major executive departures have been publicly announced in the last 12 months.
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GRSi likely utilizes common corporate email formats. The most probable format is [first_initial][last]@grsi.com or [first].[last]@grsi.com.
[first_initial][last]@grsi.com
Format
jsmith@grsi.com
Example
85%
Success rate
grsi.com (Press Release) • May 22, 2024
GRSi announced it has been named a 2024 ACG National Capital Corporate Growth Award winner in the '$75M - $250M Revenue' category, marking its second consecutive win. This award recognizes significant growth and performance....more
grsi.com (Press Release) • January 10, 2024
GRSi secured a $49 million task order to provide cloud migration, modernization, and O&M support for the U.S. Marine Corps and other DoD entities under NIWC Atlantic....more
grsi.com (Press Release) • October 10, 2023
GRSi announced the appointment of Rachael Peritone as Senior Vice President of Human Resources & Talent Acquisition, responsible for leading HR strategy and talent initiatives....more
grsi.com (Press Release) • September 12, 2023
GRSi announced that Philip Rideout has joined the company as Senior Vice President of Technology & Innovation to spearhead technology strategy and drive innovation....more
grsi.com (Press Release) • July 11, 2023
GRSi appointed Hart Guenther as SVP of Defense Programs and National Security to lead and expand the company's support for defense and national security clients....more
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