Contact Us

We are located 1.3 Miles South of the Intersection of I-480/Route 14 and Route 91/Darrow Rd. at 2285 East Enterprise Parkway, Twinsburg, Ohio 44087- 2337.

 

 

-Principals-

Michael D. Haw P.E. President

David A. Haw V.P.

David  Cremers P.E. Chief Engineer