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360 Energy Group, LLC
8770 W Bryn Mawr AV
STE 1300
Chicago, IL 60631
Phone: (312)265-3971
Phone (alternate): (800)401-0360
Fax: (312)264-0657

Designer/Engineer/Architect


Website: http://www.360eg.com
Adams Electric
P.O. Box 247
Camp Point, IL 62320
Phone: 217-593-7701

Coop/Municipal Utility - Lg

Area Mechanical
821 1st Ave
Rockford, IL 61104
Phone: 815-964-2070
Fax: 815-964-2071

Mechanical Contractor


Website: http://www.areamechanical.com
Association Of Illinois Electric Cooperatives
6460 South 6th Frontage Road East
Box 3787
Springfield, IL 62708
Phone: 217-529-5561

Coop/Municipal Utility - Lg


Website: http://www.aiec.coop
BG Distributors
110 N. Main. St
Louisville, IL 62858
Phone: 618-665-3353
Fax: 618-665-3333

Supplier/Distributor


Website: http://www.bgdistributors.net
Bratcher Heating And Air Conditioning
345 E. Franklin
Paxton, IL 60957
Phone: 217-378-4328
Phone (alternate):
Fax: 217-379-4305

Installing Contractor

Looper 
Bratcher Heating And Air Conditioning
1210 Fort Jesse Rd.
Normal, IL 61761
Phone: 309-454-1611
Fax: 309-862-0104

Installing Contractor

Installer Looper Service Tech 
Website: http://www.BratcherComfort.com
Bratcher Heating And Air Conditioning
2802 B Hundman Dr.
Champaign, IL 61826
Phone: 217-378-HEAT

Installing Contractor

Installer Looper Service Tech 
Website: http://www.BratcherComfort.com
Bruening Heating & A/C, Inc
1857 Broadway
Quincy, IL 62301
Phone: 217-936-2764
Phone (alternate): 217-224-2665
Fax: 217-936-2253

Installing Contractor


Website: http://www.brueningheating.com
Central Heating & A/C
#1 Robin Ln
Pekin, IL 61554
Phone: 309-346-6100
Fax: 309-346-6223

Drilling Contractor/Loop Installer, Installing Contractor

Looper 
Clinton County Electric Cooperative
475 N. Main St.
PO Box 40
Breese, IL 62230
Phone: 618-526-7282
Fax: 618-526-4561

Coop/Municipal Utility - Sm (< 5000 meters)


Website: http://www.cceci.com
CM Engineering, Inc.
700 Cherry Street, Suite C
Columbia, MO 65201
Phone: 573-874-9455
Fax: 573-874-9474

Designer/Engineer/Architect


Website: http://www.cmeng.com
Coles-Moultrie Electric Cooperative
PO Box 709
Mattoon, IL 61938
Phone: 217-235-0341

Coop/Municipal Utility - Lg

Collins Plumbing, Heating & Cooling, Inc.
1023 W Dorlan Ave., Suite A
Springfield, IL 62702
Phone: 217-793-8031

Mechanical Contractor

Connor Co
2800 N.E. Adams St.
Peoria, IL 61603
Phone: 309-688-1068
Fax: 309-688-4120

Supplier/Distributor


Website: http://www.connorco.com
Corn Belt Energy
One Energy Way
Bloomington, IL 61705
Phone: 309-662-5330

Coop/Municipal Utility - Lg

Crossroads Geothermal Drilling
813 N 3rd St
PO Box 345
Effingham, IL 62401
Phone: 217-347-5755
Fax: 217-347-5715

Drilling Contractor/Loop Installer

CWLP
1008 E. Miller St
Springfield, IL 62702
Phone: 217-789-2070
Fax: 217-789-2210

Coop/Municipal Utility - Lg


Website: http://www.cwlp.com
D&C Heating And Cooling
603 N. Market
Marion, IL 62959
Phone: 618-997-6577

Installing Contractor


Website: http://www.dc-heatingandcooling.com
Design Air
1201 N. 19th Street
Decatur, IL 62521
Phone: 217-429-1105
Fax: 217-475-0419

Installing Contractor


Website: http://www.designairhvac.com
Duden & Silver INC
103 North Main St.
Gifford, IL 61847
Phone: 217-568-7954
Fax: 2175687305

Installing Contractor

Durbin Geothermal
PO Box 68
Beecher City, IL 62414
Phone: 618-487-5402
Fax: 618-487-5037

Drilling Contractor/Loop Installer

Looper 
Website: http://www.letsdig.com
Egyptian Electric
PO Box 38
Steeleville, IL 62288
Phone: 618-684-2143
Phone (alternate): 618-965-3434
Fax: 618-965-3111

Coop/Municipal Utility - Lg

Electro Electric, Inc
904 N Main
Flora, IL 62839
Phone: 618-662-4520
Fax: 618-662-8189

Installing Contractor


Website: http://electro electric.com
Elevate Energy
322 S. Green St.
Chicago, IL 60607
Phone: 773-328-7013

Associate


Website: http://www.elevateenergy.org
Enertech Global
2506 W. Elm Street
Greenville, IL 62246
Phone: 888-436-3783
Fax: 618-664-4597

Manufacturer

Ernst Heating & Cooling
202 West State St.
Hamel, IL 62046
Phone: 618-633-2244
Phone (alternate): 618-633-2848
Fax: 618-633-2442

Installing Contractor


Website: http://www.ernstheating.com
Garber Heating & Air Conditioning
310 Detroit Ave.
Morton, IL 61550
Phone: 309-696-2862
Phone (alternate): 309-266-9372
Fax: 309-266-0742

Mechanical Contractor


Website: http://www.garberheating.com
Geothermal Eco Options, Inc.
PO Box 401.
Decorah, IA 52101
Phone: 563-382-0300
Fax: 563-382-0305

Drilling Contractor/Loop Installer


Website: http://www.geo-inc.com
GI Energy
134 N LaSalle Street
Suite 510
Chicago, IL 60602
Phone: 3128944646
Fax: 3124707656

Designer/Engineer/Architect


Website: http://www.gienergy.us
Great Lakes Geothermal
1151 Atlantic Dr., Ste. 4
West Chicago, IL 60185
Phone: 630-231-5685

Drilling Contractor/Loop Installer

Looper 
Website: http://www.greatlakesgeothermal.com
Henneman Engineering
1605 S. State St.
Champaign, IL 61820
Phone: 2173591514
Phone (alternate): 2173591514
Fax: 2173599354

Designer/Engineer/Architect


Website: http://www.henneman.com
Henson Robinson Co
3550 Great Northern Ave.
Springfield, IL 62711
Phone: 217-306-4055
Phone (alternate): 217-544-8451

Mechanical Contractor

Hinrichsen Heating And Air Conditioning
255 N. Eureka St.
Goodfield, IL 61742
Phone: 309-965-2604

Installing Contractor

Hollaway-Meyer's Inc.
950 165th St
Hammond, IN 46324
Phone: 219-932-2171
Phone (alternate): 708-895-8226
Fax: 219-932-3334

Drilling Contractor/Loop Installer, Mechanical Contractor

Looper 
Website: http://http;//www.earththermal.com
Houston Plumbing Heating Cooling
111 N. Market St.
Paxton, IL 60957
Phone: 217-379-2329
Fax: 217-379-2166

Installing Contractor


Website: http://www.houstonsplumbing.com
Hoveln Heating And Cooling, Inc.
903 N Church St.
Thomasboro, IL 61878
Phone: 217-643-2125

Installing Contractor


Website: http://www.hoveln.com
Illinois Geothermal Supply Company
1308 NE Adams St.
Peoria, IL 61603
Phone: 1-800-826-2737
Fax: 309-674-1532

Supplier/Distributor


Website: http://www.illinoisgeosupply.com
Illinois Rural Electric Cooperative
2 S. Main
Winchester, IL 62694
Phone: 217-742-3128

Coop/Municipal Utility - Lg

Illinois State University

Normal, IL 61761

Educational (non-voting)

Illinois Sustainable Technology Center- University Of Illinois
One Hazelwood Drive
Champaign, IL 61820
Phone: 217 333-8940

Educational (non-voting)


Website: http://www.istc.illinois.edu
IUOE Local 150 Apprenticeship
19800 W South Arsenal Rd.
Wilmington, IL 60481
Phone: 8157223201
Fax: 8154235749

Educational (non-voting)


Website: http://www.asiplocal150.org
Jansen Heating, Air Conditioning & Electrical
4341 Rolling Hills
Freeport, IL 61032
Phone: 815-262-4373
Phone (alternate): 815-233-6231
Fax: 815-616-8675

Installing Contractor


Website: http://www.jansenhvac.com
JCCI - Jansen Cable Construction Inc.
16766 N. US Hwy. 45
Effingham, IL 62401
Phone: 217-347-4141

Installing Contractor

Jo-Carroll Energy, Inc. (NFP)
793 US Route 20 West
P.O. Box 390
Elizabeth, IL 61028
Phone: 800-858-5522 ext. 1339
Fax: 815-858-2080

Coop/Municipal Utility - Lg


Website: http://www.jocarroll.com/
Just In Time Heating, A/C & Plumbing
115 S Wolfe St
PO Box 53
Sandwich, IL 60548
Phone: 815-570-2244
Phone (alternate): 630-553-5302
Fax: 815-570-4180

Installing Contractor


Website: http://www.justintimeheating.com
KCH Mechanical, Inc.
813 N 3rd St
P.O. Box 345
Effingham, IL 62401
Phone: 217-347-5755
Fax: 217-347-5715

Installing Contractor

Kickapoo Drilling Company LLC
405 W. Main St.
Downs, IL 61736
Phone: 309-378-4003
Phone (alternate): 309-378-4540
Fax: 309-378-4099

Drilling Contractor/Loop Installer


Website: http://www.kickapoodrilling.com
Koch Air LLC
3141 Riverport Tech Center,
Maryland Heights, MO 63043
Phone: 314-595-7640

Supplier/Distributor

Kuchefski Heating & A/C, Inc.
511 E. Main St.
Danville, IL 61832
Phone: 217-442-1454
Fax: 217-442-9345

Installing Contractor


Website: http://www.kuchefskiheating.com
L & H Services Inc.
1140 S. Dixie Hwy. Suite 1
Beecher, IL 60401
Phone: 708-946-2526
Phone (alternate): 888-946-2526
Fax: 708-946-9632

Installing Contractor

Installer Service Tech 
Website: http://www.lhserviceshvac.com
MB Heating And Cooling, Inc.
1001 E. Miller St.
Springfield, IL 62702
Phone: 217-544-4328

Installing Contractor

McDonough Power Cooperative
1210 W. Jackson St.
Box 352
Macomb, IL 61455
Phone: 309-833-2101

Coop/Municipal Utility - Lg


Website: http://www.mcdonoughpower.com
Monroe County Electric Cooperative
PO Box 128
Waterloo, IL 62298
Phone: 618-939-7171

Coop/Municipal Utility - Sm (< 5000 meters)

Neuhaus Heating & A/C, Inc.
10235 S. Old Route 66
Litchfield, IL 62056
Phone: 217-324-2818
Fax: 217-324-2881

Installing Contractor

Looper 
Website: http://www.neuhaushvac.com
New Age Technologies Inc.
434 North Mill Street
Nashville, IL 62263
Phone: 618-314-4969
Phone (alternate): 618-327-8594
Fax: 618-464-0020

Drilling Contractor/Loop Installer, Installing Contractor

NextGrid A Fiber Fusion Company
28W671 Rogers Avenue
Warrenville, IL 60555
Phone: 630-399-0719
Fax: 630-604-0025

Friend of the Industry (non-voting)

Norris Electric Cooperative
8543 N. Hwy 130
Newton, IL 62448
Phone: 618-783-8765
Fax: 618-783-3673

Coop/Municipal Utility - Lg


Website: http://www.norriselectric.com
Peters Heating And Air Conditioning Inc.
4520 Broadway
Quincy, IL 62305
Phone: 217-222-1368
Phone (alternate): 217-222-1369
Fax: 217-222-1088

Mechanical Contractor


Website: http://http//www.petersheatingandair.com
Plumbers And Pipefitters Local 501
1295 Butterfield Road
Aurora, IL 60502
Phone: 630-692-7316
Phone (alternate): 630-692-7326
Fax: (630) 978-9240

Educational (non-voting)


Website: http://www.ualocal501.org/
Popejoy, Inc.
203 S. 10th St.
Fairbury, IL 61739
Phone: 815-692-4471

Installing Contractor

Prairie Power, Inc.
P.O. Box 610
Jacksonville, IL 62651
Phone: 217-245-6161

Coop/Municipal Utility - Lg

Pro Air Heating, Cooling, Electrical & Geothermal
106 Oak Creek Plaza
Bloomington, IL 61704
Phone: 309-452-3415
Fax: 309-829-0600

Installing Contractor

Looper 
Website: http://www.proairhvac.com
R & H Plumbing, Heating & Electric
123 N Main
Altamont, IL 62411
Phone: 618-483-6159

Installing Contractor

Renew Mechanical
Box 118
Monee, IL 60449
Phone: 773-257-3639

Installing Contractor


Website: http://www.RenewMechanical.com
Rural Electric Convenience Cooperative
3793 W. State Rt. 104, PO Box 19
Auburn, IL 62615
Phone: 217-438-6197

Coop/Municipal Utility - Sm (< 5000 meters)


Website: http://www.recc.coop
Sams Well Drilling Inc
N9935 Pleasant Road
Box 150
Randolph, WI 53956
Phone: 920-326-5193

Installing Contractor

Scranton Heating & Cooling
RR 3 Box 6A
Mt Sterling, IL 62353
Phone: 217-773-2626
Fax: 217-773-2751

Installing Contractor


Website: http://www.comfortman.com
SEDAC

, IL 0

Educational (non-voting)

Shelby Electric Cooperative
PO Box 560
1355 HWY 128
Shelbyville, IL 62565
Phone: 217-774-3986
Phone (alternate): 2177743986

Coop/Municipal Utility - Lg


Website: http://www.shelbyelectric.coop
Sierra Club
RR 2, Box 3A
Harrisburg, IL 62045
Phone: 618-477-7882

Friend of the Industry (non-voting)

Sierra Club, Illinois Chapter
70 E. Lake Street, Suite 1500
Chicago, IL 60601
Phone: 312-251-1680
Fax: 312-251-1780

Friend of the Industry (non-voting)


Website: http://illinois.sierraclub.org
Snell Heating And Cooling
617 S. Springfield
Virden, IL 62690
Phone: 217-965-3911

Installing Contractor

Looper 
Website: http://www.snellhvac.com
Soil To Sun Of Central Illinois
229 N 1st Ave
Morton, IL 61550
Phone: 3092005010
Phone (alternate): 3093601011

Friend of the Industry (non-voting)


Website: http://www.soiltosun.com/309
Southwestern Electric Cooperative
525 US Rt. 40
PO Box 549
Greenville, IL 62230
Phone: 618-664-1025

Coop/Municipal Utility - Lg

Stevens HVAC
301 S. 7th
Quincy, IL 62301
Phone: 217-222-5220

Installing Contractor

Sub-Surface Geothermal Inc,
1201 Carey Dr
McHenry, IL 60050
Phone: 8478151958
Phone (alternate): 8153630549
Fax: 8153637713

Drilling Contractor/Loop Installer


Website: http://subsurfacegeothermal.com
T & G Plumbing
6916 Foss Rd.
Monee, IL 60449
Phone: 708-603-0577

Drilling Contractor/Loop Installer

The GEO Exchange Organization
1050 Connecticut Ave NW Suite 1000
Washington, DC 20036
Phone: 1-888-255-4436

Friend of the Industry (non-voting)


Website: http://www.geoexchange.org
The Hole Deal, Inc
P.O. Box 127
Goodfield, IL 61742
Phone: 309-222-5265

Drilling Contractor/Loop Installer

Looper 
Website: http://www.theholedealinc.com
Thermal Imaging Services
198 N. Robinson St.
Lewistown, IL 61542
Phone: 309-547-5000
Fax: 309-547-5005

Associate


Website: http://www.improvinghomeperfomance.com
Town & Country Services
220 LaSalle St.
Tonica, IL 61370
Phone: 815-442-3415
Phone (alternate): 815-481-1783

Installing Contractor

Tri-County Electric
PO Box 309
Mt Vernon, IL 62864
Phone: 618-244-5151

Coop/Municipal Utility - Lg

Trico Mechanical
1980 W. US Hwy 30, Suite 11
Sugar Grove, IL 60554
Phone: 630-466-3662

Mechanical Contractor

University Of Illinois
1501 S Oak St
Champaign, IL 61820
Phone: 2173333227

Educational (non-voting)


Website: http://www.fs.uiuc.edu/planning/deferredmaintenance/
Wabash Valley Power
722 North High School Road
Indianapolis, IN 46214
Phone: 3174812800

Coop/Municipal Utility - Lg


Website: http://www.wvpa.com
WaterFurnace
350 Brenda LN
Energy, IL 62933
Phone: 877-304-7255
Phone (alternate): 260-442-5374
Fax: 877-799-3965

Manufacturer


Website: http://www.waterfurnace.com
Wayne-White Counties Electric Cooperative
1501 W. Main
Fairfield, IL 62837
Phone: 618-842-2196

Coop/Municipal Utility - Lg

Weidner Refrigeration, INC
14450 Frazee Rd.
Divernon, IL 62530
Phone: 217-628-3400

Installing Contractor

Installer Looper Service Tech 
Western Illinois Electrical Coop
Box 338
Carthage, IL 62321
Phone: 217-353-7312

Coop/Municipal Utility - Sm (< 5000 meters)

Yard Heating And Cooling
100 S. Spressor St.
Taylorville, IL 62568
Phone: 217-824-4737

Installing Contractor