| # | Company | Employees |
|---|---|---|
| 1 | 41,860 | |
| 2 |
Penn State Universitypsu.edu
Providing interdisciplinary education and resources across multiple campuses, fostering student success and positive global community impact through knowledge and experience. |
31,986 |
| 3 |
RITE AIDriteaid.com
A full-service pharmacy offering retail and delivery pharmacy services, health coaching, and disease management solutions through its subsidiaries Operates nationwide |
28,846 |
| 4 |
Select Medicalcareers.selectmedical.com
Specialized hospital and rehabilitative care provider operating recovery hospitals, outpatient centers, and occupational health facilities across the United States. |
25,292 |
| 5 |
University of Pennsylvaniaupenn.edu
Renowned Ivy League university with 12 schools offering a wide range of programs including arts, sciences, engineering, business, and medicine |
22,558 |
| 6 |
Penn Medicine, University of Pennsylvania Health Systempennmedicine.org
Leading academic medical center combining cutting-edge research, comprehensive patient care, and education to improve health and transform lives regionally. |
21,979 |
| 7 |
Jefferson Healthjeffersonhealth.org
This company is dedicated to providing excellent clinical care, educating future health professionals, and advancing research in health sciences |
18,520 |
| 8 |
Children's Hospital of Philadelphiachop.edu
Specialized pediatric hospital providing exceptional patient care, pioneering medical research, and training future pediatric healthcare professionals. |
18,042 |
| 9 |
Geisingergeisinger.org
Healthcare organization with 13 hospital campuses, research centers, medical college, and health plan serving millions in Pennsylvania Committed to quality healthcare |
15,962 |
| 10 |
Highmark Healthhighmarkhealth.org
Provides health insurance, care delivery, population health management, dental solutions, reinsurance, and innovative technology to millions of customers across the nation. |
15,876 |
| 11 |
Genesisgenesishcc.com
Provider of high-quality healthcare services, including skilled nursing, senior living, rehabilitation therapy, and staffing, emphasizing diversity, equity, and inclusion in all aspects |
14,566 |
| 12 |
Giant Eagle, Inc.jobs.gianteagle.com
Operate family-owned grocery stores and convenience outlets, emphasizing community support, employee well-being, and ethical business practices. |
14,515 |
| 13 |
Lehigh Valley Health Networklvhn.org
Comprehensive healthcare network delivering high-quality, award-winning medical services focused on patient safety, nursing excellence, and community well-being. |
12,163 |
| 14 |
Allegheny Health Networkahn.org
Integrated healthcare delivery system with hospitals, medical centers, wellness pavilions, and numerous physician practices serving Western Pennsylvania. |
11,676 |
| 15 |
Visiting Angelsvisitingangels.com
Provider of non-medical in-home care services for seniors and individuals with special needs, helping them maintain independence and quality of life |
11,542 |
| 16 |
WellSpan Healthwellspan.org
Integrated delivery system in South Central Pennsylvania and northern Maryland, providing comprehensive healthcare solutions through a network of providers, hospitals, home care, and behavioral health services |
11,400 |
| 17 | 11,329 | |
| 18 |
St. Luke's University Health Networkslhn.org
Integrated non-profit healthcare network in PA and NJ with 14 campuses, 300+ outpatient sites, medical school, nursing school, and top quality rankings |
11,156 |
| 19 |
Main Line Healthmainlinehealth.org
A not-for-profit health system with hospitals, rehab facilities, outpatient centers, and physician networks, offering advancement opportunities and a supportive work environment |
9,033 |
| 20 |
Penn State Healthpennstatehealth.org
Multi-hospital health system in central Pennsylvania with medical centers, outpatient practices, and a partnership with Highmark Health for community care |
8,037 |
| 21 |
Temple Health โ Temple University Health Systemtemplehealth.org
Temple Health provides advanced research and clinical care, offering innovative treatments through renowned physicians, nurses, and researchers in various medical facilities and practices |
5,770 |
| 22 |
GIANT Food Stores, LLCgiantfoodstores.com
This company's LinkedIn page has moved to linkedincom/company/the-giant-company Join us there for more information |
5,101 |
| 23 |
Penn Medicine Lancaster General Healthpennmedicine.org
Comprehensive healthcare system offering hospital services, outpatient care, physician network, behavioral health, rehabilitation, and health sciences education across multiple facilities. |
4,900 |
| 24 |
Acme Marketsacmemarkets.com
A neighborhood supermarket chain with 130 years of history, offering quality products, low prices, and friendly service across multiple states |
4,734 |
| 25 |
Devereuxdevereux.org
Leading national nonprofit providing behavioral healthcare services for individuals and families through evidence-based interventions, compassionate family engagement, and servant leadership |
3,925 |
| 26 |
Select Specialty Hospitalselectspecialtyhospitals.com
Specializing in critical and complex medical conditions, our hospitals provide tailored programs and services to improve patient wellness and outcomes |
3,892 |
| 27 |
Einstein Healthcare Networkjeffersonhealth.org
Healthcare network serving Philadelphia and Montgomery County, offering comprehensive medical services and patient care across multiple facilities. |
3,812 |
| 28 |
AdaptHealthadapthealth.com
A network of medical equipment companies offering tailored products and services to empower patients to live comfortably at home |
3,591 |
| 29 |
UPMC Children's Hospital of Pittsburghchp.edu
A leader in treating childhood conditions, developing therapies, educating pediatricians, and advancing research with strong community support since 1890 |
3,489 |
| 30 |
PAM Healthpamhealth.com
The company is dedicated to providing high-quality patient care and customer service in post-acute services, supporting recovery through education and research |
3,455 |
| 31 |
The GIANT Companygiantfoodstores.com
An omni-channel retailer in the mid-Atlantic region, The GIANT Company serves millions with stores, pharmacies, fuel stations, and online services, prioritizing community impact and customer experience |
3,372 |
| 32 |
Guthrie
The company specializes in providing healthcare services |
3,206 |
| 33 |
Merakeymerakey.org
A non-profit provider offering integrated developmental, behavioral health, and education services nationwide, focusing on innovative care solutions for individuals and communities |
2,901 |
| 34 | 2,884 | |
| 35 |
Tower Healthtowerhealth.org
Regional integrated healthcare system offering leading-edge, compassionate healthcare and wellness services across multiple counties, with various hospitals, urgent care facilities, and medical services |
2,823 |
| 36 |
Genesis Rehab Servicesgetpowerback.com
Provides rehabilitation staffing and support services, focusing on commitment to staff and offering job opportunities in healthcare. |
2,706 |
| 37 |
Acts Retirement-Life Communitiesacts-jobs.org
A leading not-for-profit operator of CCRCs with 27 communities across 9 states, focused on providing quality care and supportive work environment for team members |
2,436 |
| 38 |
Genex Servicesgenexservices.com
Genex Services provides clinical solutions to manage claims in workers' comp, disability, and auto insurance, improving outcomes for injured employees and bottom lines for clients |
2,372 |
| 39 |
Independence Health Systemindependence.health
Provides quality cardiology, orthopedics, maternity, surgical, emergency, behavioral health services with a large network of primary care physicians. |
2,261 |
| 40 |
Trinity Health Mid-Atlantictrinityhealthma.org
A regional health system in the Greater Philadelphia Area with multiple hospitals, part of Trinity Health of Livonia, Michigan |
2,158 |
| 41 |
Fox Chase Cancer Centerfoxchase.org
Dedicated cancer hospital with expert multidisciplinary teams advancing prevention, diagnosis, treatment, and survivorship through pioneering research and clinical care. |
2,146 |
| 42 |
Griswoldgriswoldcare.com
A top home care provider with 170 locations in 31 states, offering professional caregivers and services to help adults maintain quality of life |
2,094 |
| 43 |
Pyramid Healthcarepyramidhc.com
Specializing in substance abuse, mental health, autism, and eating disorder treatment, our family of companies offers comprehensive behavioral healthcare across multiple states |
2,051 |
| 44 |
Resources for Human Developmentrhd.org
A human services organization based in Philadelphia empowering vulnerable populations to achieve independence through innovative programs across 14 states |
1,782 |
| 45 |
Nursing Care Services, Inc.nursingcareservices.com
A medical staffing and home care firm founded in 1992, providing qualified medical and home care staff to various facilities and private residences in Pennsylvania |
1,766 |
| 46 |
Select Physical Therapyselectphysicaltherapy.com
Nationally recognized provider of outpatient physical rehabilitation services, including therapy for sports injuries, work-related injuries, and general physical therapy |
1,715 |
| 47 |
Heritage Valley Health Systemheritagevalley.org
An integrated delivery network offering comprehensive healthcare services in Pennsylvania, Ohio, and West Virginia through hospitals, physician offices, and community facilities |
1,705 |
| 48 |
Penn Medicine Chester County Hospitalchestercountyhospital.org
Delivering compassionate and innovative healthcare as part of a leading health system for over 125 years, offering new treatment options |
1,701 |
| 49 |
Penn Highlands Healthcarephhealthcare.org
Penn Highlands Healthcare in Pennsylvania provides a full range of healthcare services through multiple hospitals, home care agencies, senior living facilities, and affiliates |
1,694 |
| 50 |
Crozer-Keystone Health Systemcrozerhealth.org
A leading health care provider offering a full spectrum of wellness, acute care, and rehabilitation services in Delaware County, PA |
1,684 |
| 51 |
Penn Medicine Doylestown Healthdoylestownhealth.org
Healthcare organization offering a wide range of services including hospital care, surgery center, home health care, hospice, physicians, retirement community, and childcare services |
1,635 |
| 52 |
Philadelphia College of Osteopathic Medicinepcom.edu
A not-for-profit institution providing education in healthcare fields with a focus on whole person care, research, and community service |
1,611 |
| 53 |
Redeemer Healthredeemerhealth.org
A Catholic healthcare provider in PA and NJ offering a wide range of services, including acute care, home health, hospice, and housing programs |
1,588 |
| 54 |
Barber National Institutebarberinstitute.org
The company provides education, support, and resources for individuals with disabilities to be self-reliant and valued members of their community |
1,558 |
| 55 |
Conemaugh Health System, Duke LifePoint Healthcareconemaugh.org
A leading healthcare provider in west central Pennsylvania, offering a wide range of medical services with a focus on excellence and exceptional clinical outcomes |
1,515 |
| 56 |
UPMC Susquehannasusquehannahealth.org
This healthcare network in northcentral Pennsylvania provides clinically excellent services through six hospitals and various medical offices, serving a 16-county region |
1,491 |
| 57 |
Vibra Healthcarevibrahealthcare.com
Providing patient-centered care with a supportive culture, career growth, flexible hours, and a commitment to clinical excellence. |
1,480 |
| 58 |
UPMC Pinnacleupmcpinnacle.com
Health system with seven hospitals, outpatient clinics, and over 2,900 healthcare professionals serving multiple counties in Pennsylvania |
1,449 |
| 59 |
Lash Grouplashgroup.com
A global pharmaceutical solutions company focused on improving health outcomes by optimizing market access to therapies for people and animals worldwide |
1,428 |
| 60 |
Aria - Jefferson Healthjeffersonhealth.org
A leading healthcare provider in Northeast Philadelphia and Lower Bucks County, offering community hospitals, outpatient centers, and primary care physicians to improve lives |
1,421 |
| 61 |
St. Clair Healthstclair.org
An independent acute-care medical center in southwestern Pennsylvania, offering a wide range of high-quality health care services to the community |
1,408 |
| 62 |
St. Christopher's Hospital for Childrentowerhealth.org
A renowned pediatric care provider in Philadelphia offering exceptional services and nationally recognized programs for children worldwide since 1875 |
1,364 |
| 63 |
Mount Nittany Healthmountnittany.org
A healthcare system in Central Pennsylvania with a 120-year legacy, providing best-in-class care and compassion for the community |
1,339 |
| 64 |
Recovery Centers of Americarecoverycentersofamerica.com
The company provides evidence-based addiction treatment solutions for individuals and families struggling with drug and alcohol addiction, offering comprehensive care and support |
1,298 |
| 65 |
Sacred Heart Hospital affiliated with Sacred Heart HealthCare Systemslhn.org
A Catholic medical center offering a wide range of advanced medical services, including obstetrics, surgery, cardiology, rehabilitation, and behavioral health services |
1,284 |
| 66 |
KidsPeacekidspeace.org
Dedicated private charity serving behavioral and mental health needs of children, families, and communities through psychiatric hospital, residential treatment, educational, foster care, and community-based programs |
1,273 |
| 67 |
Rothman Orthopaedicsrothmanortho.com
Leading orthopaedic practice offering high-quality treatment for various musculoskeletal issues with top specialists, recognized for excellence, team physicians for professional sports teams, and urgent care services available |
1,269 |
| 68 |
Pyramid Healthcare, Inc.pyramid-healthcare.com
Provider of behavioral health services since 1999, with over 80 facilities offering mental health, substance use, and recovery services for adults and teens |
1,267 |
| 69 |
Smilebuilderz LLCsmilebuilderz.com
Family dental health care provider offering general dentistry, cleanings, and specialty services like root canals, orthodontics, and implants In-network with most insurance plans |
1,251 |
| 70 |
Encore Rehabilitationgetpowerback.com
A provider of therapy services in long-term care settings, focusing on employee development, comprehensive benefits, and creating a supportive work environment |
1,185 |
| 71 |
Regency Hospital Companyregencyhospital.com
Regency Hospitals, part of Select Medical, specializes in providing comprehensive care to acutely ill patients with catastrophic illnesses or injuries |
1,154 |
| 72 |
JEVS Human Servicesjevshumanservices.org
This organization provides a wide range of services including skills training, vocational rehabilitation, recovery services, and more to support individuals in need |
1,124 |
| 73 |
CareGivers Americacaregiversamerica.com
This company offers a wide range of in-home care services, medical supplies, and home adaptations to help individuals stay in their homes |
1,121 |
| 74 |
Drayer Physical Therapy Institutedrayer.urpt.com
A leading operator of outpatient physical therapy clinics in the US, emphasizing exceptional patient care, diverse workforce, and regional presence |
1,059 |
| 75 |
Gaudenzia, Inc.gaudenzia.org
A nonprofit organization offering evidence-based substance use disorder treatment programs and services, focusing on individualized care and diverse communities |
1,029 |
| 76 |
UPMC Hillman Cancer Centerhillmanresearch.upmc.edu
An NCI-designated cancer center affiliated with a university, providing high-level clinical care, research, and education to cancer patients and professionals |
1,028 |
| 77 |
Hahnemann University HospitalHahnemannHospital.com
Academic medical center offering high-quality care in kidney/liver transplantation, OB/GYN, oncology, robotic surgery, pediatrics, bariatric surgery, neurology, orthopedics, urology, and more |
1,019 |
| 78 |
Allied Servicesallied-services.org
Leading provider of healthcare and human services in northeastern Pennsylvania, offering a wide range of programs for individuals with disabilities and chronic illnesses since 1958 |
1,018 |
| 79 |
Good Shepherd Rehabilitationgoodshepherdrehab.org
A not-for-profit rehabilitation network offering inpatient, outpatient, and community-based services for patients of all ages and abilities in eastern PA and NJ |
1,004 |
| 80 |
Country Meadows Retirement Communitiescountrymeadows.com
Country Meadows Retirement Communities and its non-profit affiliate provide a friendly and respectful work environment for employees, promoting positive interactions and engaging with residents |
958 |
| 81 |
Lake Erie College of Osteopathic Medicine (LECOM)lecom.edu
Training future healthcare professionals in osteopathy, pharmacy, dentistry, and podiatry with a focus on innovation, excellence, and affordability |
956 |
| 82 |
St. Mary Medical Center, Langhorne, PAtrinityhealthma.org
A comprehensive medical center offering advanced care and state-of-the-art technology, with a focus on patient safety, quality care, and community outreach initiatives |
919 |
| 83 |
Meadville Medical Centermmchs.org
A community hospital in Pennsylvania offering state-of-the-art facilities, leading healthcare services, and innovative technology to meet the community's needs |
903 |
| 84 |
PinnacleHealth Systemupmcpinnacle.com
A healthcare provider offering high-quality, patient-centered services in central Pennsylvania with over 2,900 physicians, 11,000 employees, and eight acute care hospitals |
903 |
| 85 |
Independence Health System - Butler/Clarion Areaindependence.health
Provides quality care in cardiology, orthopedics, maternity, surgery, emergency, behavioral health, and primary care across multiple hospitals. |
883 |
| 86 |
Ramp Healthramphealth.com
An established risk mitigation employee engagement company using high-tech, high-touch solutions to reduce health-related risks and associated costs for employers |
867 |
| 87 |
Evangelical Community Hospitalwellspan.org
Providing personalized, affordable healthcare with diverse specialty services including orthopaedics, surgical care, diabetes management, and urgent care for communities. |
834 |
| 88 |
City of Philadelphia โ Department of Public Healthphila.gov
Promoting public health for all Philadelphians through services, policies, and partnerships to create a healthy environment for living, working, and playing |
827 |
| 89 |
Nazareth Hospitaltrinityhealthma.org
Providing compassionate healthcare services to Northeast Philadelphia and surrounding areas for over 75 years with a focus on personal care |
825 |
| 90 |
Woods Serviceswoodsservicespa.org
A nonprofit organization providing healthcare, education, housing, and vocational services for individuals with complex medical and behavioral needs in multiple states |
808 |
| 91 |
PrimeCare Medical, Inc.primecaremedical.com
Provides comprehensive healthcare services, including medical, mental health, dental, pharmacy, laboratory, and nursing, to correctional facilities across the Northeastern United States. |
806 |
| 92 |
St Joes Hospital
A hospital & health care company located in Philadelphia, Pennsylvania, providing medical services and care to the community |
804 |
| 93 |
KenCrestkencrest.org
Established in 1905, this company provides community-based supports for individuals with intellectual or developmental disabilities and autism across multiple states They offer various services including early intervention, community living, and employment support |
792 |
| 94 |
Grand View Healthgvh.org
A community health system providing a range of inpatient and outpatient services including cancer care, cardiology, orthopaedics, surgery, and women's and children's health |
784 |
| 95 |
Melmarkmelmark.org
Specializing in evidence-based services for individuals with autism and developmental disabilities, offering education, vocational training, and programs promoting independence and community integration |
767 |
| 96 |
Public Health Management Corporationphmc.org
A nonprofit public health institute in the Greater Philadelphia region, providing outreach, education, research, planning, and direct services to improve community health |
748 |
| 97 |
Sun Healthcare Groupgenesishcc.com
Sun Healthcare Group was acquired by Genesis HealthCare Employees should update profiles to Genesis HealthCare Followers should start following Genesis HealthCare for updates |
738 |
| 98 |
365 Health Services365healthservices.com
A home healthcare organization located in the Greater Philadelphia area, providing a range of health services to clients |
724 |
| 99 |
Helping Hands Family - Autism Serviceshhfamily.com
Provider of Applied Behavior Analysis therapy in multiple states, offering individualized treatment plans to support children with autism in various settings |
715 |
| 100 |
Mercy Health System of Southeastern Pennsylvaniamercyhealth.org
A Catholic health care system in Philadelphia area with over 6,500 employees focused on quality patient care and community health improvement |
710 |
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Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Oct 24, 2026.
More company lists in Pennsylvania
- The largest companies in Pennsylvania 3,110
- Hospitals and Health Care companies in Pennsylvania 238
- Financial services firms in Pennsylvania 209
- Education providers in Pennsylvania 179
- Retail chains in Pennsylvania 171
- Higher Education companies in Pennsylvania 171
- Manufacturers in Pennsylvania 165
- Critical infrastructure operators in Pennsylvania 151
- Financial Services companies in Pennsylvania 138
- IT Services and IT Consulting companies in Pennsylvania 134
- SaaS companies in Pennsylvania 104
- Insurance companies in Pennsylvania 95
- Education Administration Programs companies in Pennsylvania 92
- IT services companies in Pennsylvania 88
- Construction companies in Pennsylvania 84
- Software Development companies in Pennsylvania 83
- Real Estate companies in Pennsylvania 74
- Family-owned companies in Pennsylvania 73
- Contract manufacturers in Pennsylvania 71
- Retail companies in Pennsylvania 69
- Hardware manufacturers in Pennsylvania 67
- Public sector organisations in Pennsylvania 66
- Publicly traded companies in Pennsylvania 64
- Non-profit Organizations companies in Pennsylvania 63
The same list elsewhere in United States
- Healthcare providers in the United States 3,019
- Healthcare providers in California 277
- Healthcare providers in New York State 261
- Healthcare providers in Texas 221
- Healthcare providers in Florida 184
- Healthcare providers in Illinois 140
- Healthcare providers in Massachusetts 108
- Healthcare providers in Tennessee 96
- Healthcare providers in Ohio 90
- Healthcare providers in New Jersey 77
- Healthcare providers in Michigan 76
- Healthcare providers in North Carolina 75
- Healthcare providers in Washington State 73
- Healthcare providers in Georgia 70
- Healthcare providers in Missouri 70
- Healthcare providers in Alabama 66
- Healthcare providers in Maryland 66
- Healthcare providers in Colorado 65
- Healthcare providers in Minnesota 65
- Healthcare providers in Arizona 63
- Healthcare providers in Virginia 63
- Healthcare providers in Indiana 61
- Healthcare providers in Kentucky 49
- Healthcare providers in New York 95