Metal Goods

Owner

VANGUARD PIPING SYSTEMS, INC.

—

Rubber Goods

Owner

VANGUARD PIPING SYSTEMS, INC.

Nov 26, 2002

Nonmetallic Building Materials

Owner

VANGUARD PIPING SYSTEMS, INC.

—

Metal Goods and 2 other

Owner

VANGUARD PIPING SYSTEMS, INC.

May 21, 2002

Rubber Goods

Owner

VANGUARD PIPING SYSTEMS, INC.

Apr 15, 1997