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Ontario County Employers
(Ranked by total number of local employees)

Originally published Nov. 27, 2020

RankCompany
Address
Website
Ontario employees
F-T/P-T
Top local executive
Telephone
2019 Ontario revenue
Organization type
2019 Ontario payroll
Personnel officer
(if available)
Target markets1Parent company
(if applicable)
Year established
Headquarters
Products/services
1.
F.F. Thompson Health System Inc.
350 Parrish St.
Canandaigua, NY 14424
www.thompsonhealth.com
1,781
1,117/664
Michael F. Stapleton
President and CEO
(585) 396-6000
$155.68 million
Nonprofit
$84.7 million
Jennifer DeVault
Vice president of associate services
Residents of the greater Finger Lakes region
University of Rochester
1904
Canandaigua
Health care
2.
Wegmans Food Markets Inc.
1500 Brooks Ave.
Rochester, NY 14624
www.wegmans.com
787
235/552
Colleen Wegman
President and CEO
(585) 328-2550
(800) 934-6267
NA
Private
NA
Food retail
1916
Rochester
Supermarkets
3.
G.W. Lisk Co. Inc.
2 South St.
Clifton Springs, NY 14432
www.gwlisk.com
645
641/4
Edward Maier
President and CEO
(315) 462-2611
NA
Private
NA
Dina Stuck
VP HR
Commercial, heavy-duty truck, aerospace, aviation, military, medical
1910
Clifton Springs
Manufacturer of electromechanical products