CFI Mechanical, Inc.
6109 Brittmoore Road
Houston, Texas 77041-5601
832/467-8200
832/467-8203 FAX

Chuck Fell  President
Ron Bukowski  Vice President

Dynamic Systems,Inc.
303 Wells fargo, Suite B-8
Houston, Texas 77090
281/631-9450
281/631-9732 FAX

Brent Watts  Branch Manager

Gowan,Inc.
5550 Airline Drive
Houston, Texas 77076
713/695-5400
713/696-5495 FAX

Mark Froman  President
713/696-5414
Clinton Gowan  Executive Vice President
713/696-5414

Graco Mechanical
5910 Schumacher
Houston, Texas 77057
713/978-7000
713/780-4446 FAX

Jimmy Graves  President
Larry Graves  Vice President
John Graves  Vice President

Gregory-Edwards, Inc.
P. O. Box 130525
Houston, Texas 77219
713/523-6618
713/523-0288 FAX

W. A. "Bill" Gregory  President
Doug Gregory  Vice President
Billy Gregory  Vice President

Har-Con
Mechanical Contractors, LLC
P. O. Box 7906
Houston, Texas 77270
713/869-8451
713/864-1837 FAX

Dicky Newberry  President
Mark Reed  Vice President

Humphrey Company, Ltd.
P. O. Box 1226
Houston, Texas 77251
713/686-8606
713/686-7619 FAX

J. B. Humphrey, Jr.  President

Johnson Controls, Inc.
10644 West little York Road, Suite 200
Houston, Texas 77041
713/934-5639
713/934-7865 FAX

Brandon Jackson  Sales Manager

Letsos Company
P. O. Box 36927
Houston, Texas 77236
713/783-3200
713/972-7881 FAX

James Letsos III  President
Mark Letsos  Treasurer
Greg Letsos  Vice President

The MLN Company
P. O. Box 36128
Houston, Texas 77236-6128
713/784-7353
713/784-3153 FAX

Murray Neal  President
Rusty Minchew

Straus Systems, Ltd.
P. O. Box 1189
Stafford, Texas 77497-1189
281/498-1689
281/498-7057 FAX

Rick Beeler  President
Paul Alexander
Steve Kemble

Vossler Plumbing Company
6117 Milwee, Suite D
Houston, Texas 77092
713/688-2304
713/688-4805 FAX

Gary Vossler  President

Way Engineering Co., Ltd.
P. O. Box 36530
Houston, Texas 77236
713/666-3541
713/666-8455 FAX

Todd Corry  Chairman
Joe Labruzzo  President