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York Electronic Systems, Inc. is an Oklahoma-based, Native American woman-owned company that provides design, engineering, consulting, construction, installation and service for building technology solutions
Infotelis is a Cleveland, OH-based company in the Telecommunications sector.
Mountain Telephone Co is a West Liberty, KY-based company in the Telecommunications sector.
North Pittsburgh Systems, Inc. (North Pittsburgh) is a holding company. Its subsidiaries include North Pittsburgh Telephone Company (NPTC), Penn Telecom, Inc. (PTI) and Pinnatech, Inc. (Pinnatech). NPTC is a telephone public utility. PTI was certificated
Hobbs/Herder Advertising is a Lutherville Timonium, MD-based company in the Telecommunications sector.