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Who We Serve

*Commercial Industry
*Hotels
*Goverment Buildings
*Property Management Firms
*Apartments
*Churches
*Shopping Centers
*Hospitals
*Tenant Fit-outs
*New Contruction & More!

Contact Us

Company Name
Address
City, State Zip
Phone
Fax
Email


Interstate Service Company, Inc.
4101 Utah Avenue
Brentwood, MD  20722
(301) 864-2121
(301) 864-1282
info@isc-hvac.com


Interstate Service Company, Inc.