John R. Birk

Specialty Products & Insulation Co. specializes in the distribution and fabrication of insulation systems. It offers architectural, fabricated and fire protection products. The firm's services include specification review and deficiency identification, cost materials and designs, and project submittal assistance. The company is headquartered in East Petersburg, PA.

Commonwealth Telephone Enterprises, Inc., serves growing base of business and residential customers with Technologically Advanced Data and Voice Telecommunications products and services including broadband data services and high-speed Internet access. CTE’s primary operating segments are Commonwealth Telephone Company, one of the largest publicly held independent local exchange carrier, which has been operating in various rural Pennsylvania markets since 1897, Commonwealth Technical Services, Inc. LLC a local exchange carrier operating in competitive markets outside Commonwealth Telephone Company’s territory that formally commenced operations in 1997 and Jack Flash®, a broadband data service that uses DSL technology to offer high-speed Internet access and digital connectivity solutions. CTE’s support businesses include epix® Internet Services, one of the Northeast’s largest rural Internet Service Providers and Commonwealth Communications, a provider of telecommunications equipment and facilities management services

Security Associates International, Inc. provides intrusion, fire and critical condition alarm monitoring services for both residences and businesses. It also provides various other support services, including but not limited to educational programs, financing referral services & discounts on equipment and related services. The company was founded in 1990 and is headquartered in Chicago, IL.