HEAPY ENGINEERING
200 S KEOWEE ST
DAYTON, OH 45402
937/224-0861

VERSAR INC
1160 LOMEDA LN
BEAVERCREEK, OH 45434
937/426-2434

LOCKWOOD JONES & BEALS INC
3100 RESEARCH BLVD
KETTERING, OH 45420
937/259-5000