Countywide Mechanical Systems announced that Paul Duke has joined the company as president. In his new role, Duke is responsible for the entire operations of Countywide Mechanical Systems, located in Santee, Calif.

Tallahassee Winair Co. has announced a new financing program for its commercial HVACR customers. The WinWholesale Commercial Charge Account is a comprehensive trade credit solution designed to meet the credit needs of commercial customers.

Engineers design and contractors build. Fusing the best of both worlds is Jonathan F. Lazarus, founder, owner, and president of Eagle Air Conditioning Inc., a White Plains, N.Y.-based commercial HVAC contractor.