Piping Fabrication
| CONTRACTORS | PHONE | CONTACT PERSON | |
| AIR MASTERS | 636-680-2100 | johnr@airmasters.com | JOHN RUNDQUIST |
| ALBERT ARNO INC |
314-383-2700 | garyk@albertarno.com | GARY KUNNEMANN |
| AMERICAN MECHANICAL | 636-326-4500 | americanmechllc@sbcglobal.net | MICHAEL SMITH |
| BUTZER, HAROLD INC | 573-636-4115 | larryh@hgbutzer.com | LARRY J HOFFMAN |
| C & R MECHANICAL | 314-739-1800 | jeilerman@crmechanical.com | JOHN EILERMAN |
| CORRIGAN CO | 314-771-6200 | ||
| DRUMMOND MECH. CONTR. INC | 573-443-4901 | wsd@socket.net | WILLIAM STEVEN DRUMMOND |
| ENVIRONMENTAL ENGINEERING | 573-636-3566 | richard@enviroeng.com | RICHARD PEMBERTON |
| G W S CONTRACTORS INC | 573-358-3040 | kschmidt@gwsmech.com | KERRY SCHMIDT |
| GROSS MECHANICAL CONTRS | 314-645-0077 | goldr@grossmechanical.com | ROB GOLD |
| HABERBERGER INC | 314-631-3324 | neilh@haberbergerinc.com | NEIL HABERBERGER |
| ICON MECHANICAL CONTR | 618-452-0035 | ||
| JOBAIRE INC | 314-894-1535 | ||
| LANGFORD MECHANICAL | 573-243-3238 | langfordmechanical@sbcglobal.net | ROB LANGFORD |
| MECHANICAL SOLUTIONS INC | 314-342-1480 | coreyg@mechanical-solutions.com | GEORGE COREY |
| MURPHY CO | 314-997-6600 | ||
| OFFICER MECHANICAL | 573-474-3554 | asbury@officermechanical.com | GREG ASBURY |
| OMNI REFRIGERATION | 314-961-4484 | jlampe@omnirefrigeration.com | JIM LAMPE |
| PROPIPE INC | 314-638-7000 | jmh@propipe-american.com | JACQUELINE HEMPEN |
| RIVER CITY MECHANICAL CONTR | 573-243-8135 | ron@rivercitymech.net | RON SEABAUGH |
| ROCK HILL MECH CONTR CO | 314-966-0600 | bschnitzer@rhmcorp.com | ROBERT SCHNITZER, JR |
| TEEL MECHANICAL | 573-642-9648 | tmsi@ktis.net | RICHARD TEEL |
| WALLYS REFRIGERATION | 573-348-3036 | wallys@usmo.com | WALLY WHELCHEL |