From Business: Founded in 1980, Optimum Controls Corporation provides control system solutions for the industrial, municipal and commercial markets. Based in Reading, Pa., the company offers…

From Business: Established in 1982, Sensing Devices Inc. supplies high-quality platinum resistance temperature detector (RTD) elements to manufacturers and users of platinum resistance…

From Business: Libra Systems Corporation is a worldwide leader in process control technology for the production of highway materials and the integration of plant data with office management…

From Business: Johnson Controls specializes in providing automotive, building and power solutions. It offers a range of automotive interiors that help make driving more comfortable and safe.…

From Business: Associated controls was founded in 1986 as a stocking distributor of quality HVAC, process, and combustion flame safeguard controls and accessories. Today we have grown to…

From Business: Founded in 1984, Energy Equipment and Control Inc. is a provider of heating, ventilation and air conditioning (HVAC) solutions. Based in Allentown, Pa., the company operates an…

"We have been using these guys for years and they always make sure our AC is working as promised! They provide quick service at a reasonable price."

From Business: NRG Controls is a full-service company that provides a range of control industry products to its clients throughout Pennsylvania. It also provides automatic temperature control…