Ohio Transmission Corp. has bought Compressed Air Systems LLC, a 20-employee, three-location chain based in Lafayette, Louisiana. Terms of the deal were not disclosed. Compressed Air Systems' owners, Gerry Lasseigne, Sr., and his wife, Marianne Lasseigne, will oversee the transition, with the company retaining its name as part of Ohio Transmission Corp.'s Air Technologies division. Compressed Air Systems provides compressed air products and services to businesses in Louisiana, including offshore...