Quantum Scientific Inc.

CORONADO MACHINE INC PYRENE CORPORATION ALDEN LEEDS INC SPECIALTY COATING SYSTEMS INC RYESON CORP D S E INC SEALS & PACKINGS, INC. CRESCENT STONCO ROCKWOOD FURNITURE LIMITED NORTH ATLANTIC INDUSTRIES INC

PQ CORP OVATION CABINETRY INC SOUTHERN STUD WELD INC LUSTRO INC T W B INC ULTRAFORM INDUSTRIES INC I SEE OPTICAL LABORATORIES INC CEQUENT ELECTRICAL PRODUCTS NORTHWEST CONTAINERS INC PPG INDUSTRIES INC