Our Clients


Our distinguished clients include industry leaders in corporate, educational, health care, government, non-profit, religious, and public sectors. At CTSI we strive to provide all clients with expert service throughout all phases of the project, from design and purchasing to installation and maintenance. To the CTSI team, no project is too small or too great.

Recent installations, organized by industry:


Balfour Beatty Construction K12
Clark Construction Kalman & Company, Inc.
Cystic Fibrosis Foundation Loan to Learn
Deltek McQ
GTSI Noblis
Henry M. Jackson Foundation for the Advancement Norfolk Southern Corporation
of Military Medicine Northrup Grumman
INOVA Hospital Systems Staples, Inc.
Johnson, Bassin and Shaw



Children’s National Medical Center Montgomery General Hospital
Civista Medical Center National Rehabilitation Hospital
Doctors Community Hospital Reston Hospital Center
Fauquier Hospital Suburban Hospital
George Washington University Hospital Walter Reed National Military Medical Center
Howard University Hospital Walter Reed Army Medical Center
INOVA Fairfax Hospital Washington Hospital Center
INOVA (multiple campuses) Veterans Affairs Medical Center
Kaiser Permanente Virginia Hospital Center



Alexandria City Public Schools Howard University
American University Loudoun County Public Schools
Arlington County Public Schools Manassas City Public Schools
Blue Ridge Community College School Manassas Park Public Schools
Bowie State University Montgomery College
Clarke County Public Schools Montgomery County Public Schools
Cumberland County College Passaic College
Fairfax County Public Schools Prince George’s County Public Schools
Fauquier County Public Schools Prince William County Public Schools
Flint Hill Rappahannock College
Frederick County Public Schools Rappahannock County Public Schools
George Mason University Shenandoah University
Georgetown University Strayer University
George Washington University



Pentagon/General Dynamics USAF Dougherty Conference Center
US Park Service(multiple locations) Food & Drug Administration
Uniformed Services University Medical National Zoological Park
Simulation Center Joint Staff Mark Center
Air National Guard Army National Guard
US Air Force US Army
Department of State United Nations
World Bank National Institutes of Health
Idaho National Labs NASA Goddard
Naval Surface Warfare Center DISA
Multiple US Military Bases Fairfax County
Loudoun County Alexandria City
Fauquier County Montgomery County


Houses of Worship:

Bethlehem Baptist Church Metropolitan Memorial United Methodist Church
Church of the Holy Comforter Episcopal Church Potomac Baptist Church
Culmore United Methodist Church St. Francis DeSales Catholic Church
First Mount Olive Baptist Church St. Mary’s Catholic Church
Greater Little Zion Church St. Rose of Lima Catholic Church
Holy Family Catholic Church St. Veronica’s Catholic Church and School
Little River Church of Christ


Senior Living:

Ashby Ponds Ingleside at Kings Farm
Birmingham Green National Lutheran Home
Friends House Riderwood Village
Golden Living Sunrise Assisted Living (multiple facilities)
Goodwin House Bailey’s Crossroads Westminster


Multi-Dwelling Units:

Avalon Bay AVA 318 Eye Street Crescent Communities- 2 Eye Street
Avalon Bay Ballston Square Greystar- Adaire- D2
Avalon Bay Ballston Towers Greystar- Ascent Uptown
Avalon Bay The Consulate Greystar- Fair Ridge
Avalon Bay Crescent Greystar- Point Chesapeake
Avalon Bay Fairfax Towers Greystar- Reston Excelsior Parc
Avalon Bay Grosvenor Station Greystar- 82 Eye Street
Avalon Bay Hillwood Square JBG- Notch 8
Avalon Bay Memorial Heights Jefferson Apartment Group- The Tellus
Avalon Bay Mosaic Lowe Enterprises- The Hepburn
Avalon Bay Park Crest Wilkes Company- 300 M Street NE
Avalon Bay Parkland Towers


Our Customers

"Thanks again for all your help on the Manassas church audio upgrade. Your project manager was a pleasure to work with. Very professional, can-do attitude, excellent listener and clearly takes his job and customer's needs personally. CTSI is a key partner and gentlemen like your PM truly make the difference. Great work!"

Senior Vestry Member