| # | Company | Employees |
|---|---|---|
| 1 |
Waters Corporationwaters.com
A global leader in analytical instruments and software, pioneering innovations in chromatography, mass spectrometry, and thermal analysis for various sciences |
11,842 |
| 2 |
Consigli Construction Co., Inc.consigli.com
A leading construction manager in the Northeast and Mid-Atlantic, offering services in academic, healthcare, life sciences, corporate, and federal markets |
1,907 |
| 3 |
Penn Station East Coast Subspenn-station.com
A franchisor of over 320 East Coast style sub sandwich restaurants, providing oversight and ROI management to franchisees, focused on fresh, quick service |
1,677 |
| 4 |
GrapeTree Medical Staffinggrapetree.com
Healthcare staffing agency providing professionals for short or long-term shifts across the Midwest, utilizing technology for efficient scheduling Recognized for quality and rapid growth |
1,425 |
| 5 |
Milford Regional Medical Centermilfordregional.org
Comprehensive healthcare system including a medical center, physician group, and foundation, offering advanced procedures and technology in a warm, caring environment |
1,140 |
| 6 |
Winchester Interconnectwinconn.com
Specializing in precision-engineered interconnect solutions, we design and deliver cutting-edge connectivity solutions across various industries with global manufacturing capabilities |
966 |
| 7 |
Milton CATmiltoncat.com
A leading Caterpillar Dealer in the Northeast specializing in sales, rentals, and service of equipment for construction, mining, power generation, and marine applications |
841 |
| 8 |
Burris Logisticsburrislogistics.com
Leading controlled-temperature food distribution company with custom storage and transportation programs, known for family-owned values and commitment to customers |
831 |
| 9 | 787 | |
| 10 |
Milford Public Schoolsmilfordpublicschools.com
A school district in Milford, MA providing high quality education for over 4,000 students from Pre-K through high school |
754 |
| 11 |
Nitto Aveciaavecia.com
A leader in oligonucleotide development and production, offering a comprehensive solution for pharmaceutical innovators to create transformative new therapeutics |
614 |
| 12 |
Hitchiner Manufacturinghitchiner.com
A leading supplier of complex investment castings and finished subassemblies for automotive, aerospace, and other industries worldwide, utilizing cutting-edge technology and robotics |
541 |
| 13 |
Massachusetts Department of Correctionmass.gov
Correctional department in Massachusetts with 14 facilities of varying security levels, housing 6,600 inmates, including over 1,900 serving life sentences Offers rehabilitation programs with 1,500 volunteers |
473 |
| 14 |
Total Mortgage Services, LLCtotalmortgage.com
A mortgage company with over 25 years of experience, helping thousands of families finance their homes with a committed team |
469 |
| 15 |
Subway Franchise Developmentsubwayfranchise.com
A global restaurant brand offering healthy "fresh" menu options at a compelling value, with low cost franchise opportunities and breakthrough marketing technology |
461 |
| 16 |
The Hertrich Family of Automobile Dealershipshertrichs.com
World-class leader in automotive excellence with 24 dealerships, 19 brands, and 11 collision centers across 3 states, focusing on customer service, community involvement, and employee growth |
394 |
| 17 |
Best Transportionbesttransportation.com
A St Louis-based transportation company providing top-notch chauffeured services with a range of vehicles including sedans, limousines, vans, party buses, and coaches |
394 |
| 18 |
Alene Candlesalene.com
A full-service contract manufacturer specialized in creating high-quality, custom-designed fragranced candles for global retail, boutique, and cosmetic brands |
321 |
| 19 |
HomeTeam Inspection Servicehometeam.com
A professional leader in home inspections, offering fast, trusted, and accurate services with a team of inspectors onsite for thorough reports |
316 |
| 20 |
Buckhorn Incbuckhorninc.com
Provider of reusable bulk boxes, containers, and pallets designed to protect products, improve workflow, lower operating costs, and increase profitability |
314 |
| 21 |
SALMON Health and Retirementsalmonhealth.com
Provider of premier retirement communities, assisted living, memory care, rehabilitation, skilled nursing, early education centers, home care, and hospice services in Central Massachusetts |
307 |
| 22 |
CTB, Inc.ctbinc.com
Global designer and manufacturer of grain preservation systems, poultry and livestock care solutions, and poultry processing equipment, serving worldwide through independent dealers |
297 |
| 23 |
Athletic Brewing Co.athleticbrewing.com
Brewing high-quality, great tasting nonalcoholic craft beer designed for modern adults seeking flavorful, alcohol-free beer options. |
278 |
| 24 |
FCP Eurofcpeuro.com
Online retailer specializing in genuine, aftermarket, OEM, and performance parts for European cars with extensive inventory and fast shipping. |
255 |
| 25 |
Fourstar Groupfsgroup-inc.com
A globally integrated firm specializing in value and private label consumer goods, offering product development, sourcing, and import/export services worldwide |
224 |
| 26 |
Dirty Handsdirtyhands.com
Industry-leading provider of field sales, brokerage, and merchandising in the natural food industry, supporting values-driven organizations through brand building and efficient growth nationally |
202 |
| 27 |
UMass Memorial Medical Group (MRPG)milfordregionalphysicians.org
Providing top-notch healthcare in MetroWest and the Blackstone Valley through a large primary care and multi-specialty physician practice group with a supportive and collaborative environment |
184 |
| 28 |
United Insurance Group Agency, Inc.uigbrokerage.com
Premier marketing organization specializing in senior insurance market since 1983 Offers comprehensive product portfolio, support, leads, and training for insurance professionals |
176 |
| 29 |
Alinabal, LLCalinabal.com
A leading contract manufacturer in Milford, CT, providing precision machined, stamped, and molded metal components for diverse industries worldwide |
163 |
| 30 |
Somerset Capital Group, Ltd.somersetcapital.com
Providing tailored, asset-driven equipment financing solutions globally for mid-sized and large companies, supporting growth and business success. |
158 |
| 31 |
Sentext Solutionssba.gov
A government agency dedicated to boosting the economy by providing support and resources specifically for small businesses in the US |
152 |
| 32 |
Spring Hill Suites by Marriotthotelsmilfordct.com
Providing photos and information about Residence Inn and Springhill Suites in Milford, offering comfortable accommodations for travelers in the area |
152 |
| 33 |
THAT Corporationthatcorp.com
Analog integrated circuit and TV-audio intellectual property technology solutions provider, with a focus on innovative designs, quality manufacturing, and superior customer service |
149 |
| 34 |
Plumb House Inc.plumbhouse.com
A general contractor in Milford, MA, focusing on multi-family residential construction projects |
148 |
| 35 |
Penn Stationpenn-station.com
A company specializing in delicious subs, fresh-cut fries, and fresh-squeezed lemonade, delivering a taste of the East Coast |
146 |
| 36 |
Lykins Energy | A World Kinect Companyworld-kinect.com
Global energy management company providing supply fulfillment, energy procurement advisory services, and transaction and payment management solutions to commercial and industrial customers worldwide |
100 |
| 37 |
SCS Direct Inc.scsdirectinc.com
A consumer products company specializing in innovative toys, baby products, housewares, home improvement, and outdoor living items, sold globally Ranked on Inc 500 list |
68 |
| 38 |
Thinklogicalthinklogical.com
Manufacturing high-performance signal extension and switching products for secure video distribution systems and KVM matrix switches within defense and intelligence command centers. |
65 |
| 39 |
Tech Transporttechtransport.com
Global shipping solutions company offering transportation management, carrier negotiations, freight auditing, tracking, cost reporting, and online rate quotations for businesses of all sizes |
52 |
| 40 |
Northeast Electronics Corpnortheast.com
An engineering company specializing in designing, developing, and manufacturing high-reliability, precision glass-to-metal seals with a focus on delivering high-quality products for customers |
37 |
| 41 |
Precision Metal Productspmpinc.biz
Precision machining manufacturer supplying high quality components to medical, aerospace, defense, and commercial industries with expertise in engineering and rapid prototyping |
34 |
| 42 |
BIG Agencymybigagency.com
An independent insurance agency offering tailored solutions to fit clients' lifestyles, with a focus on providing the best coverage at the best rates |
32 |
| 43 |
Sintesys North America - ServiceNow and NearShore Specialistssintesys.com
A North American company specializing in IT digital acceleration, offering IT staffing, business process optimization, and technology talent placement for enhanced end-user experience |
31 |
| 44 |
Photofabrication Engineering Inc.photofabrication.com
A leading provider of engineering and manufacturing solutions for renewable energy, automotive, medical, aerospace, and defense industries, specializing in photochemical etching and metal part production |
25 |
| 45 |
Ohio Pharmacy Counseling Services, Ltdopcsltd.com
Provider of MTM Services through tele-medicine counseling, focusing on patient engagement and pharmacy branding with technology applications, at no cost to pharmacy |
7 |
| 46 |
ClearView Technologiesclearviewti.com
Automating tasks related to data access, sharing, and management to increase efficiency and cost savings for clients |
5 |
| 47 |
spa inc.softpack.com
A global provider of supply chain, logistics, and distribution services with over 35 years of experience, focusing on innovative strategies |
4 |
| 48 |
Power Systems Specialists Inc.p-s-s.com
This company specializes in providing personalized and dedicated support for critical power needs, designing, installing, and maintaining power systems for enterprise organizations |
4 |
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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