Here are the 50 largest employers in Butler County.

Westinghouse Electric Co.

Federal government

Butler Health System

AK Steel Corp.

Butler School District

Wal-Mart

U.S. Investigations Services

Butler County government

Mine Safety Appliances Co.

Pennsylvania State System of Higher Education (Slippery Rock University)

Seneca Valley School District

Cellco Partnership (Verizon Wireless)

Coventry Management Services

Concordia Lutheran Health & Human Care

Oberg Industries

Alcoa Commercial Windows

Penn United Technologies

State government

McKesson Automation

II-VI

Glade Run Lutheran Services

Armstrong Utilities

Butler County Family YMCA

Butler County Community College

Cranberry Township

Mars School District

Lowe’s Home Centers

Sherwood Oaks

Rue Services Corp.

Manheim Remarketing

Giant Eagle

Adams Manufacturing Corp.

IDL Worldwide

South Butler School District

UPMC Passavant

Network Appliance Corp.

St. John Lutheran Care Center

GMRI

Brayman Construction

Home Depot USA

Ibis Tek

Kilarney Restaurant Management

Sheetz

Slippery Rock School District

Sysco Pittsburgh

Indspec Chemical Corp.

Allegheny Valley School District

Iron Mountain Information Management

Target Corp.

Hunter Truck Sales & Service