Company Name and Address

A, E, & A Mechanical
8410 Minnesota St.
Merrillville, IN  46410

219-977-9144

219-977-0048

Ben Thomas

Advanced Mechanical Systems
P. O. Box 3031
Chesterton, IN 46304

219-929-9300

219-921-1327

Alan Pisarski

Air Comfort Corporation
2550 Braga Drive
Broadview, IL  60155

Air Filter Heating & Cooling
40870 Adams Street 
Gary, IN 46408-2998

Air Temp Mechanical
427 S. Indiana Street
Hobart, IN 46342-4540

Arctic Engineering Co.
8410 Minnesota Street
Merrillville, IN  46410

219-947-1563219-947-2864

Area Sheet Metal, Inc.
409 South Shelby Street 
Hobart, IN 46342-4540

Architectural Metal Erectors, Inc.
PO Box 33 
Dyer, IN 46311-0033

Bloomfield Corporation
PO Box 755 
Portage, IN 46368-0755

Budd Mechanical
586 Fayette Street 
Hammond, IN 46320-1896

Calumet Test & Balance
75 S. 200 W.
Valparaiso, IN  46385

 219-508-2983

 NONE

 Mike Michalski

Charles Gluth & Sons, Inc.
2550 Colfax Street 
Gary, IN  46406

219-844-2268

219-844-2297 

Dick Cooper

Circle R Mechanical, Inc.
6620 Sheppard St.
Portage, IN 46368-5588

Controlled Comfort
3320 E. 84th Place, Suite C 
Merrillville, IN 46410

Correct Construction Inc.
6610 Melton Road 
Portage, IN  46368

Crown Corr, Inc.
PO Box 1750 
Highland, IN 46322-1750

The Cullom Corporation
2130 Locust Street 
Portage, IN 46368

Culver Roofing
4050 West 4th Avenue 
Gary, IN 46406

Dynamic Test & Balance
690 Old Suman Road 
Valparaiso, IN  46383

E. C. Babilla, Inc.
4974 Harrison Street 
Gary, IN 46408
www.babillaroofing.com

Edwards Engineering, Inc.
1000 Toughy Avenue 
Elk Grove Village, IL 60007

F. R. Sheet Metal
7428 W. 15th Avenue 
Gary, IN 46406
www.frsheetmetal.com

Four Seasons Mechanical
1580 E. 90th Place
Merrillville, IN 46410

Gannon Metal Fabricators & Erectors
PO Box 499 
East Chicago, IN 46312-0499

Klimate Engineering, Inc.
131A Kingsbury Avenue 
LaPorte, IN 46350

Korellis Roofing
1137 167th Street 
Hammond, IN 46324

Lake Air Balance
639 W. 250 South
Hebron, IN  46341-9701

219-988-2449

Greg Vajner

M & O Insulation Co.
P. O. Box 759
Homewood, IL  60430

708-799-3850

708-799-8508

Peter Castellarin

Maple City Mechanical
2057 North 150 East 
Laporte, IN 46350

Mechancial Concepts, Inc.
750 County Line Road 
Gary, IN 46403-2605

Mechancial Test & Balance
13113 Delaware 
Crown Point, IN  46307

Miller's Mechanical, Inc.
9896 W 300 N
Michigan City, IN  46360

Morrison Construction
1834 Summer Street
Hammond, IN 46325

Northern Indiana Energy Managament, Inc.
1901 Maple Street 
Michigan City, IN 46360-6211

Parkway Mechanical, Inc.
3500 E. 83rd Place - Suite B 
Merrillville, IN 46410

Pro-Fab Sheet Metal, Inc
880 East 99th Court
Crown Point, IN  46307

Ramsey Sheet Metal
PO Box 636 
Laporte, IN 46350-0636

T & M Mechanical
321 E. Main Street
Griffith, IN  46319

Tonn & Blank, Inc.
1623 Greenwood Ave. 
Michigan City, IN 46360-5525

Town & Country Sheet Metal
258 North 550 West 
Valparaiso, IN 46383-9205

Van's Industrial
231 Condit Street
Hammond, IN 46320-1923

Vidimos, Inc.
PO Box 480 
East Chicago, IN 46312-0418