| # | Company | Employees |
|---|---|---|
| 1 |
Labcorplabcorp.com
Provides innovative, comprehensive laboratory services, insights, and advanced science to improve health outcomes and develop new drugs for global clients and patients. |
42,780 |
| 2 |
Burlington Stores, Inc.burlington.com
Operating over one thousand stores across America, providing extensive selections of fashion apparel, baby products, home items, and coats at discounted prices. |
39,381 |
| 3 |
Keurig Dr Pepper Inc.keurigdrpepper.com
Leading North American beverage company with extensive portfolio including coffee, soft drinks, water, juice, and mixers, strong distribution network. |
13,948 |
| 4 |
University at Buffalobuffalo.edu
Extraordinary community, creative activity and research changing the world. New York State's flagship university, AAU member. |
11,906 |
| 5 |
Labcorp Drug Developmentlabcorp.com
A global leader in diagnostics and drug development, providing insights to improve health and lives through innovative solutions and unparalleled capabilities |
9,425 |
| 6 |
University of Vermontuvm.edu
Top research university offering a breadth of ideas and opportunities, with close faculty-student mentorship and enriching educational experience in Vermont |
7,071 |
| 7 |
Rich Products Corporationrichs.com
A family-owned food company providing a wide range of products for home, restaurant, and bakery use, focused on inspiring possibilities and helping food industry professionals succeed |
6,208 |
| 8 |
Ascend Learningascendlearning.com
Provides learning technology and certification products for healthcare and licensure-driven careers, supporting professionals across various high-growth industries. |
5,982 |
| 9 |
Lahey Hospital & Medical Centerlahey.org
A physician-led, nonprofit group practice offering compassionate care, superior patient outcomes, personalized treatment plans, advanced technology, research, and medical education |
5,147 |
| 10 |
Kaleida Healthkaleidahealth.org
Leading healthcare provider in Western New York offering state-of-the-art technology, comprehensive services, and compassionate care to over one million patients annually |
5,060 |
| 11 |
UVM Health - UVM Medical Centeruvmhealth.org
Leading academic medical center in Vermont and northern New York, providing expert, compassionate care through integrated patient care, education, and research |
4,533 |
| 12 |
Tops Marketstopsmarkets.com
A grocery company operating 148 stores in NY, PA, and VT, dedicated to providing high-quality products, supporting communities, and promoting sustainability |
4,344 |
| 13 |
Progress Softwareprogress.com
Helping businesses drive innovation and success with high-impact application products, deployment flexibility, and secure management solutions, trusted by enterprises and developers worldwide |
4,212 |
| 14 |
Roswell Park Comprehensive Cancer Centerroswellpark.org
A comprehensive cancer center offering cutting-edge care, research, and education to reduce the cancer burden and set national standards |
3,751 |
| 15 |
Catholic Healthchsbuffalo.org
A non-profit healthcare system in Buffalo, NY, providing care through hospitals, primary care centers, and community ministries with a focus on inclusiveness and integrity |
3,725 |
| 16 |
Nuance Communicationsdragon.nuance.com
Development of conversational, ambient, and generative AI solutions serving hospitals and Fortune 100 companies to enhance communication and assistance. |
3,369 |
| 17 |
Preciselyprecisely.com
Provides data integrity solutions that enhance data quality, integrate datasets, and support analytics for organizations worldwide, ensuring reliable business insights. |
3,014 |
| 18 |
RSA Securityrsa.com
Offers identity-first solutions for security organizations. Supports modern authentication, lifecycle management, and identity governance across on-premises, cloud, and hybrid environments. |
2,793 |
| 19 |
Buffalo State Universitysuny.buffalostate.edu
An institution in Buffalo, NY focused on empowering students through diverse academic programs, research, cultural enrichment, and hands-on learning opportunities |
2,030 |
| 20 |
CIRCOR International, Inc.circor.com
Manufacture engineered flow control products for oil and gas, power generation, industrial, aerospace, and defense infrastructure markets. |
1,790 |
| 21 |
University of Vermont Healthuvmhealth.org
The University of Vermont Health Network collaborates to provide cost-effective, compassionate care close to patients' homes through community and academic medicine integration |
1,574 |
| 22 |
Champlain Collegechamplain.edu
Innovative, regionally accredited not-for-profit college offering traditional undergraduate experience, online programs in high-growth fields, and career-driven approach to higher education |
1,365 |
| 23 |
Meritain Healthmeritain.com
third party administrator providing adaptable, transparent employee health benefits including medical, dental, vision, network, and pharmacy options nationwide |
1,353 |
| 24 |
Gibraltar Industriesgibraltar1.com
Manufacturing and providing products and services for renewable energy, residential, agricultural technology, and infrastructure markets primarily in North America. |
1,339 |
| 25 |
Black Duckblackduck.com
Provides comprehensive software security solutions that manage risks, ensure compliance, and enable innovation for regulated, AI-driven environments. |
1,295 |
| 26 |
Charles River Developmentcrd.com
Cloud-based platform automating investment processes, risk analytics, trading, compliance, and data management for asset managers and private market investors globally. |
1,284 |
| 27 | 1,282 | |
| 28 |
Azenta Life Sciencesazenta.com
Global provider of life sciences solutions, specializing in cold-chain sample management and genomic services for drug development, clinical research, and cell therapies worldwide |
1,267 |
| 29 |
ALAMANCE-BURLINGTON SCHOOL SYSTEMabss.k12.nc.us
A public school district in North Carolina offering educational opportunities including career and technical education, IB, early college, STEM, and various specialized programs |
1,243 |
| 30 |
Tufts Medicinetuftsmedicine.org
A health system in Massachusetts that brings together providers to offer high-quality, cost-effective care, from serious illnesses to chronic conditions, throughout the region |
1,241 |
| 31 |
Haley & Aldrichhaleyaldrich.com
A multidisciplinary team of experts committed to delivering value in capital, operations, and environmental projects through creative collaboration and efficient solutions |
1,224 |
| 32 |
Cerence AIcerence.com
A global leader in creating AI-powered interactive experiences for connected mobility, partnering with automakers to advance the future of transportation |
1,195 |
| 33 |
Canisius Universitycanisius.edu
Established in 1870, this institution is a top-ranked Jesuit educational institution offering undergraduate, graduate, and pre-professional programs emphasizing ethical leadership and student-faculty collaboration |
1,183 |
| 34 |
National Agents Alliance - The Alliancenaaleads.com
Insurance Marketing Organization offering financial products, career opportunities, and top insurance coverage options through partnerships with leading insurance carriers |
1,052 |
| 35 |
Burton Snowboardsburton.com
A pioneering outdoor brand rooted in snowboarding, innovation, and sustainability Committed to creating a positive impact for people and the planet |
949 |
| 36 |
Howard Centerhowardcenter.org
A leading non-profit in Vermont providing mental health, substance use, and developmental services to communities with a diverse, inclusive team |
892 |
| 37 |
D'Youville Universitydyu.edu
Nationally-ranked university offering in-seat and online academic programs in liberal arts, business, and healthcare with small class sizes and experiential education |
864 |
| 38 |
Appfireappfire.com
This company provides enterprise collaboration software to help teams overcome challenges, increase productivity, modernize tech stacks, and enhance existing platforms |
743 |
| 39 |
Keurig Green Mountain, Inc.keurigdrpepper.com
Leading North American beverage company with extensive portfolio including coffee, soft drinks, tea, water, juice, and mixers, strong distribution network. |
701 |
| 40 |
One Communicationsonecommunications.com
One Communications is a regional provider of telecommunications services focused on delivering solutions for small and mid-sized businesses to help them communicate, save, and grow |
667 |
| 41 |
Lawleylawleyinsurance.com
A regional insurance firm specializing in property, casualty, and personal insurance, as well as employee benefits and risk management consulting with multiple office locations |
662 |
| 42 |
HealthNow New York Inc.highmark.com
A leading health care company in upstate New York, providing access to quality health care, innovative solutions, and improving outcomes through partnerships |
637 |
| 43 |
The Robert Larner, M.D. College of Medicine at The University of Vermontuvm.edu
A renowned medical school educating physicians and scientists, conducting impactful research, and engaging with local and global communities to improve healthcare |
627 |
| 44 |
Lahey Healthlahey.org
Integrated healthcare services provider with nationally-recognized hospitals, primary care, specialist physicians, behavioral health, post-acute programs, and senior care resources in northeastern MA and southern NH |
595 |
| 45 |
Oasis Systems LLCastrion.us
This company is now inactive Follow us at Astrion for updates on our services and offerings |
577 |
| 46 |
LeMaitrelemaitre.com
Provider of disposable and implantable vascular devices and services for treating peripheral vascular disease affecting millions worldwide. |
568 |
| 47 |
BK Medicalgehealthcare.com
Provides surgeons with real-time intraoperative imaging solutions to support critical decision-making and improve surgical procedure outcomes. |
556 |
| 48 |
Wolf Creek Nuclear Operating Corporationevergy.com
A leading clean energy provider in Kansas and Missouri, generating 1,200 MW of electricity for 800,000 homes with a plant in Coffey County |
551 |
| 49 |
Groups Recover Togetherjoingroups.com
National leader in value-based care for Opioid Use Disorder, offering outpatient clinics with a holistic approach combining medicine, community, and support for long-term recovery |
537 |
| 50 |
City of Burlington, Vermontburlingtonvt.gov
Lakeside municipality of forty thousand residents spanning fifteen square miles, home to the University of Vermont and multiple undergraduate and medical colleges. |
535 |
| 51 |
NeuraFlashneuraflash.com
An innovative technology company specializing in AI-powered solutions on Salesforce & AWS, optimizing employee & customer journeys with data-driven experiences |
529 |
| 52 |
CAOlinkedin.com
Follow the new LinkedIn page for updates on our company's services and offerings Stay connected with us at the provided link |
525 |
| 53 |
EBI Consultingebiconsulting.com
A comprehensive suite of services for real estate assets, specializing in risk mitigation, value maximization, and sustainable transformations, with nationwide support for environmental, energy, safety, and sustainability considerations |
518 |
| 54 |
Wellness Pet Companywellnesspet.com
Dedicated to crafting high-quality pet food, treats, and toppers with natural ingredients and scientific research for visible health benefits and a fulfilling life for pets. |
508 |
| 55 |
BestSelf Behavioral Healthbestselfwny.org
A leading behavioral health organization offering culturally responsive care and evidence-based services for mental health and substance use disorders in WNY |
507 |
| 56 |
Veracodeveracode.com
Provides adaptive software security, helping organizations build and maintain secure software, identify exploitable risks, remediate vulnerabilities, and reduce security debt across the development lifecycle. |
504 |
| 57 |
Aqua Securityaquasec.com
Pioneer in securing containerized cloud native applications from development to production, preventing and mitigating attacks in real time, integrating security from code to cloud. |
471 |
| 58 |
Penterapentera.io
AI-powered Automated Security Validation for enterprise teams. Emulates real-world attacks across on-prem, cloud, and external environments to reveal exploitable vulnerabilities. |
469 |
| 59 |
Burlington Public Schoolsburlingtonpublicschools.org
The Burlington Public Schools educate a diverse student population in a suburban community near Boston, supported by local leaders and vibrant amenities |
468 |
| 60 |
SEKISUI Diagnosticssekisuidiagnostics.com
A global leader in innovative medical diagnostics, specializing in diabetes, infectious disease, coagulation, enzymes, and rapid tests for healthcare providers worldwide |
464 |
| 61 | 449 | |
| 62 |
Butterfly Network, Inc.butterflynetwork.com
Innovative ultrasound technology with artificial intelligence providing affordable, high-quality, and easy-to-use imaging solutions for better clinical decisions at point of care worldwide |
446 |
| 63 |
The McGuire Group Health Care Facilitieslivinglegendshealth.com
Specializing in high-quality short-term rehabilitation and healthcare services, including subacute & outpatient rehab, memory care, palliative care, and respite care |
444 |
| 64 |
Entegeeentegee.com
Specializes in supplying highly qualified engineering and technical personnel to Fortune 500 and other companies, with a focus on quality and responsiveness |
441 |
| 65 |
NetBrain Technologies Inc.netbraintech.com
Network automation and observability platform founded in 2004, enabling quick transformation of hybrid network operations into automation, used by global enterprises |
438 |
| 66 |
Univera Healthcareuniverahealthcare.com
A nonprofit health plan in Buffalo, NY, serving 15 million upstate New Yorkers with financing and delivery of health services Connect on social media |
425 |
| 67 |
!Viva la Mama!vivalamama.org
A business in Burlington, VT supporting women in making informed choices about their bodies, pregnancy, and birth experiences |
421 |
| 68 |
Buffalo Sabresnhl.com
A professional ice hockey team based in Buffalo, New York, competing in the NHL and offering employment opportunities through teamworkonlinecom |
421 |
| 69 |
City Market, Onion River Co-opcitymarket.coop
A community-owned food cooperative in Burlington, Vermont, offering local, organic, and conventional foods, supporting the local economy, and engaging in sustainable agriculture practices |
404 |
| 70 |
Phillips Lytle LLPphillipslytle.com
A preeminent law firm providing high-level client service, expertise in various practice areas, and serving multinational clients, Fortune companies, startups, and individuals |
396 |
| 71 |
New Breednewbreedrevenue.com
Specializes in HubSpot solutions, offering tailored services in revenue operations, CRM strategy, demand generation, and technology integration to accelerate business growth. |
392 |
| 72 | 385 | |
| 73 |
API Heat Transferapiheattransfer.com
Industry leader in innovative and energy-efficient heat transfer equipment, with global reach and a diverse product portfolio for various applications |
382 |
| 74 |
Medaille Universitymedaille.edu
A learning institution, formerly known as Medaille University, permanently closed on August 31, 2023 |
378 |
| 75 |
Carolina庐 Sciencecarolina.com
Passionate about science education, providing innovative resources and curriculum for classrooms Committed to helping teachers and students succeed |
363 |
| 76 |
Exit Fiveexitfive.com
This company provides marketing education and consulting services tailored for high growth B2B startups, with a focus on building a community |
359 |
| 77 |
Caplugscaplugs.com
A global leader in custom molded components, masking solutions, and product protection with extensive manufacturing capabilities and a team of experts |
357 |
| 78 |
Harmac Medical Productsharmac.com
Innovative contract manufacturer of single-use medical devices, providing full manufacturing services and technical solutions for global med-tech companies |
329 |
| 79 |
NAA Lifenaalife.com
Specializing in Mortgage Protection Insurance, Life Insurance, and Annuities to provide financial security and peace of mind for individuals and families |
322 |
| 80 |
University at Buffalo School of Management, The State University of New Yorkmanagement.buffalo.edu
A dynamic and inclusive community of forward-thinkers at the forefront of questioning, disrupting theories, driving change, and fostering discovery |
312 |
| 81 |
Capital Management Services, LPcms-collect.com
A nationally recognized leader in accounts receivable management services, specializing in recovery for top credit card issuers and banks |
277 |
| 82 |
Valu Home Centersdoitbest.com
A home improvement retailer in Western and Central New York and Northwestern Pennsylvania, focused on customer service, community involvement, and accessible stores |
255 |
| 83 |
Gateway Longviewgateway-longview.org
Providing comprehensive services for children, youth, and families with social, emotional, and educational challenges since 1890 Services include behavioral health, foster care, and special education |
245 |
| 84 |
Arbor Networks, now part of NETSCOUTnetscout.com
Provider of DDoS protection and network visibility solutions, offering powerful traffic intelligence and threat analysis on a global scale |
227 |
| 85 |
Alamance Foods Incalamancefoods.com
A food production company located in Burlington, North Carolina specializing in creating high-quality food products |
216 |
| 86 |
Aware, Inc.aware.com
A global provider of biometrics software products, services, and solutions including fingerprint, face, and iris recognition for various applications |
213 |
| 87 |
PWTpwtewp.com
A leading producer of engineered wood products with a strong focus on treated LVL beams and columns, backed by a 25-year warranty and parent company support |
213 |
| 88 |
ClickSoftwareclicksoftware.com
The company provides real-time operational intelligence to service professionals on the Salesforce Platform through Service Cloud integration Stay updated on @ServiceCloud |
206 |
| 89 |
Cleantech Industry Resources (CIR)cleantechindustryresources.com
A company providing renewable energy project development and construction services with full transparency, efficiency, and 24-hour support for projects of any size |
202 |
| 90 |
Intersections Inc.aura.com
A leading provider of digital threat protection services, offering identity risk management and privacy protection through innovative software and data monitoring solutions |
196 |
| 91 |
CRC Tapcocrctapco.com
Excess and surplus lines MGA offering fast, accurate service through cutting-edge technology and highly-trained representatives, specializing in quotes and binders |
195 |
| 92 |
Burlington-Edison School Districtbe.wednet.edu
A school district in Skagit Valley serving communities with quality education from Pre-K to 12th grade, focused on lifelong student success |
186 |
| 93 |
Burlington Area School Districtbasd.k12.wi.us
Provides holistic education with academic, athletic, and fine arts programs in modern schools Specialized learning options promote individual pathways and inclusivity |
186 |
| 94 |
Jones & Bartlett Learningjblearning.com
A global provider of educational solutions for secondary, post-secondary, and professional markets, offering innovative technology applications and authoritative content for improved learning outcomes |
185 |
| 95 |
Fait Distributionfaitships.com
Family-owned distributor of vision care products, offering brand name contact lenses, ophthalmic lenses, pharmaceuticals, and supplies to support eye care professionals |
184 |
| 96 |
City Building Engineering Services (CBES-US)cityfm.us
A global company offering infrastructure-related professional services across North America, specializing in architecture, design, construction, energy services, and facilities management |
181 |
| 97 |
Desktop Metaldesktopmetal.com
Driving Additive Manufacturing 20, creating on-demand, digital mass production with innovative 3D printers and materials for industrial, medical, and consumer products |
180 |
| 98 |
National Grid Energy Servicesnationalgridservices.com
A premier provider of central heating, air conditioning, water heaters, fireplaces, and outdoor comfort products in four states, offering installation, repair, and maintenance services |
177 |
| 99 | 176 | |
| 100 |
Hostopiahostopia.com
A leading provider of private label web services, empowering service providers to offer businesses a full online presence with various tools |
174 |
Turn this list into pipeline
Tamtam finds the decision-makers at every company on a list like this one, with verified emails, phone numbers and the buying signals that tell you when to reach out.
How this list is built
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.
The same list elsewhere in United States
- The largest companies in the United States 91,669
- The largest companies in California 12,813
- The largest companies in New York State 10,485
- The largest companies in Texas 8,086
- The largest companies in Florida 4,945
- The largest companies in Illinois 4,175
- The largest companies in Pennsylvania 3,110
- The largest companies in Massachusetts 3,093
- The largest companies in Georgia 2,632
- The largest companies in Ohio 2,618
- The largest companies in New Jersey 2,569
- The largest companies in Virginia 2,503
- The largest companies in Michigan 2,346
- The largest companies in North Carolina 2,174
- The largest companies in Alabama 1,806
- The largest companies in Washington State 1,785
- The largest companies in Colorado 1,774
- The largest companies in Minnesota 1,700
- The largest companies in Maryland 1,527
- The largest companies in Wisconsin 1,482
- The largest companies in New York 6,920
- The largest companies in San Francisco 2,030
- The largest companies in Houston 1,791
- The largest companies in Chicago 1,668