| 1 | 1 | ShoffnerKalthoff Mechanical Electrical Service
3600 Papermill Drive
Knoxville, TN 37909
| 865-523-1129
skmes.com
Knox
| 431/431/0
$78,592,457
NA
| 25% / 25%
25% / NA / 25%
Comfort Systems USA, Inc.
| UT West Campus Dorms, LCUB Operations, Courtyard & Residence Inn
| David Dugger
President, CEO
1970
|
| 2 | 2 | Interstate Mechanical Contractors, Inc.
3200 Henson Road
Knoxville, TN 37921
| 865-588-0180
interstatemechanical.com
Knox
| 159/136/2
$32,350,677
NA
| 15% / 55%
30% / NA
Terry & Robin Self
| KOSC Phase II, Ole Red Gatlinburg, TTU Recreation Center, Robertson County Schools, Denso Maryville Plant 203, UT Student Union Phase II
| Terry L. Self
President
1982
|
| 3 | 3 | Del-Air Mechanical Contractors
135 Chickamauga Ave.
Knoxville, TN 37917
| 865-525-4119
delairmechanical.com
Knox
| 150/150/NA
$35,000,000
1,000
| 40% / 5%
55% / NA
Dwane Lay
Del-Air Mechanical
| KUB, Sevier Heights Baptist Church, UT Hospital, Tennova Hospital, University of TN, Pellissippi State Community College, Howard Baker Federal Courthouse
| Dwane E. Lay
Randy Lay
CEO
Secretary, treasurer
1980
|
| 4 | 4 | Engert LLC
1715 Riverside Drive
Knoxville, TN 37915
| 865-524-2535
engert.biz
Knox
| 130/130/NA
NA
NA
| 100% / NA
NA / NA
Engert LLC
| East TN Children's Hospital, Morristown Hamblen Hospital, Roane Medical Center, Parkwest Hospital, Fort Sanders Hospital
| Donna G. Johnston
President
1891
|
| 5 | 7 | The Cherokee Group
1866 Country Meadows Drive
Sevierville, TN 37862
| 865-428-6919
thecherokeegroup.net
Sevier
| 125/125/NA
NA
NA
| 80% / NA
NA / 20%
| NA
| Keith Jenkins
President, CEO
1999
|
| 6 | 5 | CCSE
6031 Industrial Heights Drive
Knoxville, TN 37909
| 865-546-8778
ccse.biz
Knox
| 110/109/1
NA
NA
| 80% / 10%
10% / 0% / 0%
White Realty & Service Corp.
| Food City, Pilot Flying J, Costco, Amazon Dist. Center, Sam’s Club, Earth Fare, Weaver Street Market, Wal-Mart, Arby's, Chick-fil-A, KaTom, Petro's
| David W. Mink
Senior VP
1922
|
| 7 | 6 | J & F Mechanical
4589 Rutledge Pike
Rutledge, TN 37861
| 865-637-3675
jfmechanical.com
Grainger
| 92/89/3
NA
NA
| 75% / 20%
5% / 0%
Eddie McCubbins
| NA
| Eddie McCubbins
Stephanie McCubbins
President
VP
1976
|
| 8 | 8 | Chancey & Reynolds
614 Van St.
Knoxville, TN 37921
| 865-525-5076
chanceyreynolds.com
Knox
| 68/NA/NA
$8,650,000
12,000
| 40% / NA
NA / 60%
Steve B. Chancey
| F.E. Trainer Construction Co., Charles Atkins Construction, Dewhirst Properties
| Steve B. Chancey
President
1978
|
| 9 | 10 | Pipe Wrench Plumbing, Heating & Cooling
10641 Braden Dickey Ln., Ste. 5
Knoxville, TN 37932
| 865-583-3957
pipewrenchplumbing.com
Knox
| 60/56/4
$8,100,000
24,000
| 15% / NA
NA / 85%
| NA
| Thomas Cambron
Whitney Mitchell
President
GM
2001
|
| 10 | 11 | Pioneer Heating & Air Conditioning
4604 Mill Branch Lane
Knoxville, TN 37938
| 865-922-2817
pioneercomfort.com
Knox
| 59/NA/NA
NA
NA
| 20% / 5%
NA / 75%
Gordy Noe
| NA
| Gordy Noe
President
1981
|
| 11 | 8 | Rocky Top One Hour Air
7327 Oak Ridge Hwy
Knoxville, TN 37931
| 865-474-1511
rockytopair.com
Knox
| 50/50/NA
$6,200,000
15,000
| 15% / 10%
0% / 75%
Gerald Allison, Ben Granger
Rocky Top Air, Inc.
| US Cellular, Teledyne Brown, Zaxby's, University of Tennessee
| Gerald Allison
President
2008
|
| 11 | 13 | Trane
5220 Middlebrook Pike South
Knoxville, TN 37921
| 865-588-0607
trane.com/knoxville
Knox
| 50/NA/NA
NA
NA
| 60% / 20%
20% / NA
Ingersoll Rand
| Knox County Schools, Knox County Government, Volkswagen of America, Harrah's Casino
| Brian Durr
VP, GM
1943
|
| 11 | 15 | Perfection Group
5920 Weisbrook Lane
Knoxville, TN 37909
| 865-938-4822
perfectiongroup.com
Knox
| 50/NA/NA
NA
NA
| 50% / 40%
10% / 0% / 0%
| NA
| Brad Davidson
Regional VP, South Division
1951
|
| 14 | 12 | Hiller Plumbing, Heating, Cooling & Electrical
5507 Ball Camp Pike
Knoxville, TN 37921
| 865-602-7707
happyhiller.com
Knox
| 45/45/NA
$8,800,000
NA
| 10% / NA
NA / 90%
Hiller Plumbing, Heating, Cooling & Electrical
| NA
| Josh Ezell
GM
1970
|
| 15 | 14 | City Heat & Air
3111 NW Park Drive
Powell, TN 37921
| 865-938-1005
cityheatandair.com
Knox
| 37/37/NA
NA
NA
| 25% / NA
NA / 75%
| Homes at Carter Mill, Clear Mill, Dutchtown Woods, Hamilton Farms, Hardin Valley Heights, Brandywine at Turkey Creek
| 1961
|
| 16 | 16 | Volunteer Mechanical
527 Callahan Drive
Knoxville, TN 37912
| 865-689-8008
volunteermechanical.com
Knox
| 33/33/NA
NA
NA
| 65% / 20%
10% / 5%
Dennis Wood
Volunteer Mechanical, Inc.
| Regal Entertainment Group, Yamaha Boat Co., Realty Trust Group, Denso
| Dennis Wood
President
1992
|
| 17 | NR | Aire Serv of Knoxville
1108 Dutch Valley Drive
Knoxville, TN 37918
| 865-769-7320
aireserv.com/Knoxville
Knox
| 13/13/NA
NA
NA
| 10% / NA
NA / 90%
Jack Mooney
Aire Serv of Knoxville
| Adroit Medical, Knoxville Chamber, Department of Homeland Security, Wallace and Wallace, Baby Co.
| Jack Mooney
Owner
2007
|
