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We figured out the best biggest companies to work for in Pennsylvania using data on salaries, company financial health, and employee diversity. You can also search for the best biggest companies to work for in any other state or city.

Zippia score 4.3
Substitute Teacher Service is the foremost employer and provider of substitute teachers, teacher aides, and support personnel in Pennsylvania.
Zippia score 4.0
Grid One Solutions specializes in AMI deployments for electric, gas and water utilities. In addition to smart grid services for in-home displays and load control devices, Grid One performs wood pole inspection, treatment and reinforcement, infrared ins...
Zippia score 4.2
Neumann University in Aston, Pennsylvania is a four-year school that genuinely embodies the Catholic Franciscan ideals of intellectual and creative development and social and environmental service. Undergraduate programs at Neumann are offered the divisions of Arts and Sciences, Business, Education and Human Services, and Nursing and Health Sciences. Graduate programs and bachelor's degrees for adults are also available. In keeping with the philosophy of St. Francis, Neumann University promotes service to the environment through clean-up projects and other activities. Social service is also emphasized with students participating in volunteer work throughout the community. Creativity is also nurtured at Neumann through student activities, which include a campus radio station and such student organizations as a drama club, a jazz band, a dance group and an organization devoted to media arts. In order to gain admission to Neumann, students will need to submit transcripts and SAT scores. Students are also evaluated according to their character. When applying for admission, students may also apply for financial aid.
Zippia score 4.0
Zippia score 3.7
Endless Pools brand pools and swim spas are redefining the traditional swimming pool experience with powerful exercise and therapy features.
Zippia score 3.7
Pennsylvania Machine Works is a fully integrated manufacturer of high pressure forged fittings and branch connections.
Zippia score 3.8
With 13 locations on the east coast & certified technicians, we offer custom machining services & manufacturing maintenance repair. Contact us for a quote!
Zippia score 3.9
Westlake United Corporation is primarily engaged in manufacturing plastics products, not elsewhere classified.
Zippia score 3.7
CRC offers over 60 years of designing and fabricating better solutions. Design and engineering, fabrication, testing and QA of your critical projects.
Zippia score 4.1
FHS is one of the largest independent healthcare distributors focusing primarily on the non-acute market in the U.S. We believe that independent distributors are stronger when we come together and work as one. The company offers products, capital equipment, services, and technology and supply chain solutions to the entire continuum of care with divisions and experienced professionals dedicated to: physician offices, clinics, ambulatory surgery centers, long term care facilities, rural hospitals, community health centers, occupational health, correctional healthcare, EMS, labs, government facilities, home care, hospice, schools and universities, and pharmacies.
Zippia score 4.0
National Fulfillment Services LLC is primarily engaged in furnishing both trucking and storage services, including household goods, within a single municipality, contiguous municipalities, or a municipality and its suburban areas.
Zippia score 3.9
Sun East is a Federal Credit Union serving PA and DE offering Online banking, loans, checking and savings accounts, credit and debit cards, and IRAs.
Zippia score 3.2
Since 1922, Barksdale School Portraits has delighted parents, teachers and children with once-in-a-lifetime memories at affordable prices. Our photographers are specially trained to make the portrait sessions efficient, well-organized and fun. Plus, yo...
Zippia score 3.7
Goodall Rubber is distributes hoses and industrial rubber products. It offers hazardous material suits, protective garments, hose connectors, and gasket materials, as well as various hoses, including air, agriculture, chemical, fire, food, gas, petroleum, steam, and water hoses. Goodall Rubber Company also offers testing and inspection services.
Zippia score 4.1
Zippia score 3.3
To have your print and mail services project delivered accurately, on time and within budget - EVERY TIME! our knowledgeable support crew will provide a friendly, helpful environment while working with you on your project. Quality control is a key issue at Action mail.
Zippia score 4.2
WestRock Company (NYSE: WRK) aspires to be the premier partner and unrivaled provider of paper and packaging solutions in consumer and corrugated markets. WestRock's 39,000 team members support customers around the world from more than 250 operating and business locations spanning North America, South America, Europe and Asia-Pacific. MeadWestvaco announced that it would form a combined $16 billion company with RockTenn. The new company is titled WestRock.
Zippia score 4.1
At Bartlett Tree Experts, we provide professional tree service while helping homeowners and businesses maintain beautiful, healthy trees and shrubs.
Zippia score 4.2
The Delaware County Intermediate Unit (DCIU) is a regional education services agency. It is our mission to provide leadership for the development of innovative and cost-effective programs to meet the needs of our county. DCIU serves more than 80,00...
Zippia score 4.0
Windham Professionals offers revenue recovery and customer retention management solutions to improve financial performance and customer experience.
Zippia score 4.2
LandCare is one of the largest, most comprehensive providers of commercial landscaping services in North America. Local branches with national resources give you responsive, customized care, with all the benefits and reliability of a nationwide company. They are committed to bringing you an exceptional landscape service experience. Thier seasoned and licensed professionals ensure quality, safety, regulation compliance, and provide you with the expert attention you need to protect your investment and realize all of your landscape objectives.
Zippia score 4.1
Cottrell is a privately owned and operated manufacturer of over-the-road car hauler equipment and related car hauler parts. Since our inception in 1975, our high quality products and unparalleled customer service have proven to be superior time and again. Our product excellence is derived from our outstanding pool of resources, our long-standing financial strength, and our investments in product development. We continuously surpass current expectations by looking to the future and planning for tomorrow.
Zippia score 4.3
PetroChoice is a leading value-added provider of petroleum based lubrication products and services, providing its customers with complete Lubrication Solutions to meet their Safety, Savings, and Sustainability goals. PetroChoice distributes an extensive product offering of lubricants, coolants, metalworking fluids, equipment, auto-lube and filtration systems, and contamination control devices backed by unmatched technical expertise and services.
Zippia score 3.9
For nearly 40 years, ACV Enviro has been providing a quality service to its clients. As a full service industrial service firm, ACV Enviro provides a wide array of cost effective services. Most of the services ACV Enviro provides are on the 24-hour basis, often performing services nobody else can do, or wants to do. At locations ranging from New York City's largest public utility complex to New Jersey's troubled sewer systems, we've proven our commitment and expertise time and time again. Working with large and small corporations or municipalities, ACV Enviro brings the latest technology and state-of-the-art equipment to every job. From ultra-high-pressure hydroblasting and light general construction, to hazardous waste transportation and disposal, ACV Enviro has built its reputation as a leader and innovator in helping solve many of America's toughest industrial waste problems.
Zippia score 4.1
BMT provided planning and advice with solutions for investment strategies, trust oversight, special need trusts, philanthropic advising, private banking, and more.
Zippia score 4.2
Monroe Energy, LLC owns and operates an 185,000 barrel per day petroleum refinery located along the banks of the Delaware River.
Zippia score 4.3
Founded in 1994, SAM, Inc. is a leading provider of complete geospatial data solutions using advanced surveying and mapping technologies. We're one of the largest geospatial companies in North America. With more than 100 field crews, we've become a market leader in services for oil and gas, electric, rail, transportation, telecommunications, and public sector clients. Our wholly owned subsidiary, SAM-Construction Services, Inc. (SAM-CS, Inc.), also delivers a wide range of construction phase services. We've invested heavily in technology across the enterprise and continue to advance our geospatial technology expertise.
Zippia score 4.2
Zippia score 4.3
Lighthouse Worldwide is an industry leader in cleanroom monitoring systems & particle counters. All of our products are built to last and cater to your needs.
Zippia score 4.5
Allegis is the worldwide expert in access hardware. No other company understands handles, latches, hinges, gaskets, gas springs, and beyond for finished products ranging from trucks, buses, emergency vehicles, boats, HVAC systems, and computer and data...
Zippia score 4.1
A cutting-edge, scalable solution to Americans' increasing demand for local and sustainable food, BrightFarms is pioneering the future of local, low-impact farming. We build, own, and operate local greenhouse farms that create permanent green-collar jobs and deliver fresh, great-tasting produce to homes across the country. BrightFarms' growing methods - a model for the future of scalable, sustainable local farming - use far less energy, land, and water than conventional agriculture. Fast Company recognizes BrightFarms as “One of the World's 50 Most Innovative Companies” and one of the “Top 10 Most Innovative Companies in Food” in the world.
Zippia score 3.7
To building long-term relationships by bringing exceptional value to our customers through innovation, performance, safety and service.
Zippia score 4.1
For more than 15 years, Restaurant Technologies, Inc. (RTI) has helped the foodservice industry improve food quality and consistency, operational efficiency, safety, cleanliness and sustainability through the automated delivery, storage, handling and disposal of fryer oil. They work with foodservice organizations of all types and sizes including fast casual, quick serve, specialty, independent, military and institutional operations. More than 20,000 foodservice locations such as McDonald's, Jack In the Box, Burger King, Albertsons, White Castle, KFC, Carrabba's, Applebee's, Chili's, The Counter and more use RTI's innovative oil management solution to decrease the costs, hazards and inconvenience of handling frying oil. The system provides a turn-key approach to oil management including all equipment and services, and a leading customer oil management portal that helps restaurant managers improve oil usage and efficiency through simple-to-understand data analytics.
| Rank | Company | Zippia score |
|---|---|---|
| 1 | Substitute Teacher Service | |
| 2 | Grid One Solutions | |
| 3 | Neumann University | |
| 4 | Nolu Plastics Inc. | |
| 5 | Endless Pools | |
| 6 | Pennsylvania Machine Works | |
| 7 | Chalmers & Kubeck | |
| 8 | Westlake Plastics | |
| 9 | Container Research | |
| 10 | Federated Healthcare Supply Holdings | |
| 11 | National Fulfillment Services LLC | |
| 12 | Sun East Federal Credit Union | |
| 13 | Barksdale School Portraits | |
| 14 | Goodall Rubber | |
| 15 | Dunlap Mellor & Co Inc | |
| 16 | Action Mailers |