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Knoxville-Area Major Manufacturers Ranked According to Number of Employees

Rank '21	'20	Company	Phone Website Plant size (sq.ft.)	Employees: Local Full-time/Part-time	Parent company '20 co.-wide rev.	Description	Top local executive Founded locally
1	1	Y-12 National Security Complex1 P.O. Box 2009 Oak Ridge, TN 37831	865-574-9918 y12.doe.gov; nnsa.energy.gov/fieldoffices/npo 7,600,0002	7,241 NA/NA	National Nuclear Security Administration Consolidated Nuclear Security Washington, DC Oak Ridge, TN $1.8 billion	Uranium storage, processing, manufacturing; supplying uranium for the U.S. Nuclear Navy, global security and nuclear nonproliferation	Teresa Robbins William C. Tindal Michelle Reichert Manager, NNSA Production Office3 President & Chief Operating Officer President, CEO4 1943
2	2	Clayton5 5000 Clayton Road Maryville, TN 37804	865-380-3000 claytonhomes.com 323,000	5,436 5,391/45	Berkshire Hathaway Omaha, NE $8.6 billion	Offers traditional on/off site-built homes, including modular homes, manufactured homes6	Kevin Clayton CEO 1966
3	3	DENSO Manufacturing Tennessee, Inc. 1720 Robert C. Jackson Drive Maryville, TN 37801	865-982-7000 denso.com/us-ca/en7 2,600,000	4,500 NA/NA	DENSO Corporation Kariya Japan NA	Automotive supplier of advanced technology, components and systems	Shinichi Nakamizo President, DENSO Manufacturing Tennessee, Inc. 1988
4	4	DENSO Manufacturing Athens Tennessee, Inc.5 2400 Denso Drive Athens, TN 37303	423-746-1035 densocorp-na.com 732,500	1,550 NA/NA	DENSO International America, Inc. Southfield, MI NA	Exhaust gas sensors, fuel injectors/rail assemblies, spark plugs, ignition coils, monolithic carriers, high/low pressure fuel pumps	Marty Deschenes President 2003
5	12	SL Tennessee5 312 Frank L. Diggs Drive Clinton, TN 37716	865-457-8511 sl-america.com 765,0008	913 913/NA	SL Corp. Daegu Korea NA	Gear shift assemblies and parking brake levers, head lamps, tail lamps	S.H. Kim Managing director 2001
6	13	Kimberly-Clark Corp. 5600 Kimberly Way Loudon, TN 37774	865-541-7000 kimberly-clark.com 560,000	904 902/2	Kimberly-Clark Corp. Dallas, TX $19	Manufacturer of household paper products	Ted Banker Matt Gerdeman Peter Kersten Euan Anderson Director - Global Business Services9 Plant Manager - Loudon Plant manager Mill manager 1990
7	8	Arconic Tennessee Operations 2300 N. Wright Road Alcoa, TN 37701	865-977-2100 arconic.com NA	900 900/NA	Arconic Corp. Pittsburgh, PA $5.7 billion	Aluminum sheet for the packaging, automotive and industrial markets.	Jeffrey Weida Plant manager 1913
7	5	Newell Brands 1427 William Blount Drive Maryville, TN 37801	865-977-5477 newellbrands.com 800,000	900 600/30010	Newell Brands Atlanta, GA $9.4 billion	Manufacturer of writing products: Sharpie, EXPO, Mr. Sketch, Paper Mate products11	Stephane Williams Director, North American operations 1988
7	6	Eagle Bend Manufacturing5 1000 JD Yarnell Industrial Parkway Clinton, TN 37716	865-457-3800 magna.com 810,000	900 800/100	Magna International Aurora, ON Canada NA	Auto body parts	Ed Steinebach General manager 1987
7	6	Keurig Dr. Pepper12 1904 Fair Drive Knoxville, TN 37918	865-824-4600 keuriggreenmountain.com 334,000	90013 NA/NA	JAB Holding Co. Luxembourg City Luxembourg NA	Manufacturer/distributor of single-cup beverages and brewers	Bruno Garcia Director of operations 2008
11	9	Aisin Automotive Casting Tennessee 221 Frank L. Diggs Drive Clinton, TN 37716	865-457-4581 aisin.com 524,000	828 828/NA	Aisin Seiki Kariya Japan NA	Manufacture aluminum and resin engine components	Toru Kondo President 2004
12	11	Sea Ray Boats 800 S. Gay St., Ste. 1500 Knoxville, TN 37929	865-582-2200 searay.com 280,205	779 774/5	Brunswick Corp. Mettawa, IL NA	Pleasure boat manufacturer	Steve Langlais Brad Anderson Aine Denari Presidents 1978
13	14	MAHLE Engine Components USA, Inc. One Mahle Drive Morristown, TN 37815	423-581-6603 us.mahle.com 568,00014	650 NA/NA	MAHLE International GmbH Stuttgart Germany $12 billion	Automotive and heavy-duty pistons, assembled camshafts	Javier Cena Vice president 1976
14	15	Adient US LLC15 1210 E. Madison Ave. Athens, TN 37303	423-746-5500 adient.com 276,000	600 600/NA	Adient US LLC Johnson Controls Plymouth, MI Milwaukee, WI NA	Automotive seating	Rod Shaw Plant manager 1978
15	16	Siemens Healthineers 810 Innovation Drive Knoxville, TN 37932	865-218-2000 medical.siemens.com 239,000	573 NA/NA	Siemens Healthineers Erlangen Germany NA	Positron emission tomography (PET) portion of PET/computed tomography (CT) imaging systems16	James Williams Barry Scott Head, molecular imaging CEO, PETNET Solutions 2005
16	18	Waupaca Foundry5 134 Waupaca Drive Etowah, TN 37331	423-263-6000 waupacafoundry.com 397,000	525 NA/NA	Waupaca Foundry Waupaca, WI $2 billion	Suspension components	Kenley Hansen Plant manager 2001
17	10	DeRoyal Industries 200 DeBusk Lane Powell, TN 37849	865-938-7828 deroyal.com NA	50017 NA/NA	NA NA NA	Medical supply manufacturing	Pete DeBusk Chairman 1973
17	17	Monterey Mushrooms 19748 Highway 72 North Loudon, TN 37774	865-458-4611 montereymushrooms.com 350,000	500 480/20	Monterey Mushrooms Watsonville, CA NA	Production and distribution of fresh mushroom products	Ken Long Dirk Cox General Manager Regional general manager 1977

1 Locations in Roane county; 2 3,079 acres; 3 NNSA Production Office; 4 Consolidated Nuclear Security; 5 Source declined to participate. Information from 2021 survey; 6 Also CrossMod homes, tiny homes, college dormitories, military barracks, apartments; 7 denso.com/us-ca/en/about-us/company-information/dmtn/; 8 Multiple buildings; 9 North American shared services; 10 temporary, contract; 11 Also includes Sharpwriter, Clearpoint Pencils, Profile pens, Sharpie gel Pen, Elmer’s Glue.; 12 Source declined to participate. Information from the Knoxville Chamber of Commerce; 13 850 Keurig Green Mountain plant; 50 7-Up Snapple; 14 Includes 4 buildings; 15 Formerly Johnson Controls. Source declined to participate. Information from 2021 survey; 16 Headquarters for Siemens’ PETNET Solutions network of PET radiopharmacies; 17 1810 total
Source: Individual company representatives, individual company websites. Area includes Anderson, Blount, Knox, Loudon, McMinn, Roane, Sevier and Union counties.NA=not applicable or not available. If you notice an error or omission, please contact Hayley Choy at 865-342-6494 or lists@knoxvillebiz.com.

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