AES Buys Celtech

Aero Systems Engineering Inc., a St. Paul, Minn.-based provider of turbine engine, wind tunnel and aerodynamic testing services, has acquired Celtech Corp., a Carlsbad, N.M.-based maker and refurbisher of mobile jet turbine and turbo prop test stands for military customers. No financial terms were disclosed. ASE is a portfolio company of Tonka Bay Equity Partners.