| # | Company | Employees |
|---|---|---|
| 1 |
FirstBankefirstbank.com
A financial institution in Colorado with over $27 billion in assets, offering consumer and commercial lending, banking services, and community investment Expanding to California and Arizona |
3,931 |
| 2 |
Terumo Blood and Cell Technologiesterumobct.com
Global leader in blood component, therapeutic apheresis, and cellular technologies providing innovative solutions to improve patient care worldwide. |
3,744 |
| 3 |
Enhance Therapiesenhancetherapies.com
A leading partner in therapy services, enhancing care and service for therapy providers with innovative solutions and a strong provider network |
2,368 |
| 4 |
Natural Grocers by Vitamin Cottagenaturalgrocers.com
Offering over 30,000 natural and organic groceries, supplements, body care, household products, plus free nutrition education and counseling. |
1,892 |
| 5 |
AlphaGraphicsalphagraphics.com
This company offers custom print and marketing solutions to bring ideas to life, create eye-catching materials, and drive business growth |
1,729 |
| 6 |
Colorado Christian Universityccu.edu
A Christian university offering diverse, accredited undergraduate and graduate programs in the Rocky Mountains region, preparing students to become leaders |
1,348 |
| 7 |
Gaming Laboratories International, LLCgaminglabs.com
The company offers top-quality testing and assessment services for land-based, lottery, and iGaming industries worldwide with international accreditations and global presence |
1,167 |
| 8 |
Tallgrasstallgrass.com
A leading energy infrastructure company delivering safe, reliable, and sustainable energy solutions across the US for a cleaner energy future |
1,104 |
| 9 |
Red Rocks Community Collegerrcc.edu
A community college in Colorado offering over 150 programs, 650 courses, and flexible formats for students of all ages and backgrounds since 1969 |
1,083 |
| 10 |
Tender Touch Rehab Services LLCtendertouch.com
Provider of comprehensive rehabilitation services in various healthcare settings, offering physical, occupational, and speech therapy along with clinical programs and education/training Committed to excellence and customer care |
1,045 |
| 11 |
PostNet International Franchise Corporationpostnet.com
A company providing design, printing, shipping solutions, professional packing, mailbox rental, direct mail services, and online transactions with 660 locations worldwide |
998 |
| 12 |
Woodhousewoodhousespas.com
A leading spa brand offering transformative spa experiences in a comfortable setting, with over 70 locations nationwide and numerous accolades |
986 |
| 13 |
Sola Salonssolasalonstudios.com
Empowering beauty professionals with fully-equipped salon spaces to own and operate individual boutique salons, supporting career growth and salon ownership dreams |
967 |
| 14 |
Western Area Power Administrationwapa.gov
Markets and delivers over 10,000 megawatts of hydropower from federal dams to various public and tribal entities across 15 states. |
946 |
| 15 |
City of Lakewoodlakewood.org
The company located in Lakewood, Colorado, offers a variety of career opportunities in a small-town setting with access to nature, entertainment, and cultural amenities |
902 |
| 16 |
Eberl Claims Serviceeberls.com
A people-centric organization leveraging technology and compassion to provide comprehensive insurance claims management solutions, from loss adjusting to repair management |
781 |
| 17 |
Pierce Collegepierce.ctc.edu
A college committed to equal access and promoting student success through a respectful and inclusive online community Go Raiders! |
767 |
| 18 |
National Ski Patrolnsp.org
Providing education and accreditation for emergency care and safety service providers in the outdoor recreation industry through training programs and support for members |
729 |
| 19 |
Georgian Court Universitygeorgian.edu
A university located in New Jersey offering a comprehensive liberal arts education in the Roman Catholic tradition, with a focus on individual mentoring and small classes |
691 |
| 20 |
Clover Park Technical Collegecptc.edu
A higher education institution in Washington offering professional and technical education in fields such as aerospace, health sciences, and engineering |
672 |
| 21 |
Rocky Mountain College of Art + Design (RMCAD)rmcad.edu
An innovative art and design school in Denver, inspiring critical thinking and preparing students to make a positive impact in creative industries |
647 |
| 22 |
Encore Electric, Inc.encoreelectric.com
Specializing in electrical construction solutions and maintenance services for complex projects in the Rocky Mountain West, with a focus on safety, design, and quality |
594 |
| 23 |
Trumpet Behavioral Healthbluesprigautism.com
Provider of behavioral health services for individuals with Autism Spectrum Disorders & developmental disabilities using Applied Behavior Analysis Employs skilled staff dedicated to creating customized behavior programs |
590 |
| 24 |
Lakewood City Schoolslakewoodcityschools.org
This company provides primary and secondary education services from its location in Lakewood, Ohio, United States |
588 |
| 25 |
Knipper Healthknipper.com
provides integrated direct marketing and drug sampling services including sampling distribution, prescriber validation, sample accountability, and web-ordering solutions for healthcare |
575 |
| 26 |
Freelance Motion Designer, Graphic Designer, Video Editormilehighmotion.com
Creating compelling visual narratives by tackling creative challenges, defining needs, and designing imaginative solutions for clients with complex ideas |
573 |
| 27 |
Casa Bonitacasabonitadenver.com
Stay informed about the latest updates on our reopening by signing up for our email list |
511 |
| 28 |
Avenues Recovery Centeravenuesrecovery.com
Nationwide network of addiction rehabilitation centers offering individualized treatment, comprehensive care, holistic approach, and ongoing support for clients on their journey to recovery |
507 |
| 29 |
Pierce Transitpiercetransit.org
provides safe, reliable fixed route, paratransit, and vanpool transit services covering 292 square miles and 70% of Pierce County population |
475 |
| 30 |
Ace Handyman Servicesacehandymanfranchising.com
A home improvement, repair, and remodeling franchise with efficient support services, digital marketing focus, and a solid reputation for success |
444 |
| 31 |
Pierce College Districtpierce.ctc.edu
A community college district in Washington state with multiple campuses and centers, offering a variety of educational programs and degrees |
434 |
| 32 |
Aventiaaventiaenv.com
A leading environmental consulting firm providing innovative and sustainable solutions for various environmental challenges through its platform of subsidiary companies |
419 |
| 33 |
Catamount Constructorscatamountinc.com
Employee-owned construction management and general contracting firm with over 25 years of experience providing nationwide services, emphasizing shared success and leadership development |
417 |
| 34 |
Christy Sportschristysports.com
A passionate group of outdoor enthusiasts who aim to provide the best customer experience through specialty retail brands |
413 |
| 35 |
Martin/Martin, Incmartinmartin.com
A full-service civil and structural engineering firm with multiple offices nationwide, providing quality services to various clients including municipalities, architects, and developers |
406 |
| 36 |
Comfort Dental Group, Inc.comfortdental.com
Established in 1977, this dental franchise has over 150 independently owned offices in 11 states, providing dental services across the country |
398 |
| 37 |
UCI Health - Lakewooducihealth.org
Providing top-notch healthcare services to Orange County and beyond with a team of world-class physicians, surgeons, and clinical staff |
369 |
| 38 |
Avalonavalonh2o.com
This company offers bottleless water coolers designed for various industries, providing reliable, convenient, and sustainable hydration solutions with exceptional customer service |
359 |
| 39 |
NEI Electric Power Engineering, Inc.neiengineering.com
NEI provides professional power system engineering services, specializing in renewables, substation design, transmission, distribution, and construction management with experienced engineers |
355 |
| 40 |
St. Edward High Schoolsehs.net
A Catholic school for young men in the Holy Cross tradition focused on educating minds and hearts to act as men of faith |
337 |
| 41 |
Equus Softwareequusoft.com
The company provides innovative global mobility solutions since 1999, with a team of over 300 experts offering excellent customer support |
332 |
| 42 |
Mesa Laboratories, Inc.mesalabs.com
Mesa Labs specializes in monitoring and maintaining high standards in various environments, ensuring safety and efficacy of everyday products for over 36 years |
328 |
| 43 |
American Auto Shieldamericanautoshield.com
A leading provider of nationwide service contracts for vehicles and homes, focused on innovation, superior coverage, and customer value since 2002 |
327 |
| 44 |
Jefferson County Public Libraryjeffcolibrary.org
A public library in Jefferson County providing resources for information, education, and recreation with a focus on innovation, accountability, and excellence |
327 |
| 45 |
Computronixcomputronix.com
A company specializing in creating software solutions for government agencies to streamline workflow, automate processes, and provide high quality customer service |
316 |
| 46 |
Aladdin's Eateryaladdins.com
A Lebanese/American restaurant chain founded in 1994, promoting healthy, nutritious food in a casual, smoke-free atmosphere with superior service |
314 |
| 47 |
First Federal Lakewoodffl.bank
A trusted, community-focused bank in Northeast Ohio for over 80 years, offering full-service banking to individuals and businesses while prioritizing community well-being |
311 |
| 48 |
Harborstone Credit Unionharborstone.com
A community credit union in Washington State offering a wide range of products and services with a personable atmosphere for members |
284 |
| 49 |
Jacobs Entertainment, Inc.jacobsentertainmentinc.com
Developer, owner, and operator of gaming and entertainment facilities in the United States, focusing on creating diverse portfolios for an unrivaled guest experience |
281 |
| 50 |
At Home Therapiesathometherapies.com
A family of therapists providing personalized care and therapies to improve lives, whether in nursing homes, at home, or in physical therapy centers |
278 |
| 51 |
Lakewood Board Of Educationlakewoodpiners.org
A public school district offering education from preschool to 12th grade |
262 |
| 52 |
eTranslation Servicesetranslationservices.com
Passionate translation company offering high-quality linguistic services in Arabic, Chinese, French, German, Portuguese, and Spanish Specializing in legal, financial, educational, and medical texts |
249 |
| 53 |
Venza Carevenzacare.com
Providing exceptional care to residents through skilled professionals, fostering independence, promoting well-being, and creating a safe, nurturing community environment |
201 |
| 54 |
Lakewood Police Departmentlakewoodco.gov
A reputable police department in Lakewood, Colorado committed to serving the community with integrity, intelligence, and initiative Offers career opportunities |
196 |
| 55 |
LTC Allyltcally.com
A leading healthcare consulting firm specializing in medical billing and business management solutions for skilled nursing facilities and other healthcare facilities nationwide |
186 |
| 56 | 185 | |
| 57 |
IMCD USimcdus.com
This company focuses on providing industry-specific expertise and sustainable solutions to drive innovation and growth in various markets |
182 |
| 58 |
Woodhaven Lumber & Millwork, Inc.woodhavenlumber.com
A family-owned building materials supplier in New Jersey since 1977, offering products, services, expertise, and exemplary customer service to various customers |
179 |
| 59 |
CCU Online - Colorado Christian Universityccu.edu
The College of Adult and Graduate Studies offers flexible, Christian-based degree programs for adult learners through online and evening classes |
178 |
| 60 |
NexGen Technologies, Inc.nexgeninc.com
Delivering customized technological solutions to government and commercial clients worldwide since 1997, focusing on meticulous planning and project execution for high-quality results |
178 |
| 61 |
Jefferson County Public Healthjeffco.us
A nationally accredited health department in Jefferson County, Colorado focused on promoting health, preventing injury and disease for residents |
177 |
| 62 | 175 | |
| 63 |
Renal Ventures Management Alumnirenalventures.com
Leading provider of dialysis services focused on improving quality of life for patients, offering management expertise, quality programs, and collaboration with healthcare teams |
174 |
| 64 |
SS White Dentalsswhitedental.com
Manufacturer of high quality and innovative dental products, enabling practitioners to work accurately, maximizing patient comfort and treatment quality. |
174 |
| 65 |
Developmental Disabilities Resource Centerddrcco.com
Providing services for people with developmental disabilities in Colorado, promoting community inclusion, dignity, and choice for individuals of all ages |
173 |
| 66 |
Energy Fuels Incenergyfuels.com
A leading US-based producer of uranium for nuclear energy, with unique production portfolio, vanadium potential, premium contracts, and development projects |
170 |
| 67 | 169 | |
| 68 |
Hope Human Services, LLChopehumanservices.com
Provider of high quality individualized Residential Services in Washington State, focusing on exceptional life experiences through person-centered services with 35 years of experience |
162 |
| 69 |
Muller Engineering Companymullereng.com
A mid-sized civil engineering consulting firm in Colorado, providing services in transportation, stormwater management, utilities, and structural design with a focus on employee well-being and client satisfaction |
159 |
| 70 |
PAK Home Realty, LLC | COpakrealty.co
Offering top-notch real estate services in Lakewood, CO for residential and commercial properties with a focus on training, education, and customer satisfaction |
159 |
| 71 |
CCH Healthcarecchhealthcare.com
This company provides high-quality care and advanced medical treatment in a warm, compassionate environment, treating residents and team members like family |
158 |
| 72 |
United Energy Trading LLCunitedenergytrading.com
An integrated energy marketing and trading organization active in wholesale natural gas and crude oil trading, transportation, and transmission services across US and Canada |
152 |
| 73 |
Stevinson Automotiveasburyauto.com
Established in 1962, this Colorado-based auto group offers new and used vehicles from top brands, focusing on exceptional customer service and long-standing family values |
151 |
| 74 |
Lakewood Public Schools
The company operates as a school district that includes the former Clarksville, Lake Odessa, Sunfield, and Woodland school districts |
146 |
| 75 |
First Commerce Bankfirstcommercebk.com
A dedicated financial institution offering high quality products and services with superior customer service, utilizing secure technology and personal relationships |
138 |
| 76 |
Pine Belt Enterprises, Inc.pinebeltcars.com
A family-owned New Jersey car dealer since 1937 offering new and used cars, trucks, and SUVs with a focus on customer satisfaction |
124 |
| 77 |
Descartes Sellercloudsellercloud.com
Provider of comprehensive operational tools including inventory management, marketplace listing, order processing, shipping, and reporting for businesses |
78 |
| 78 |
Wilhelmwilhelmrisk.com
A team of insurance consultants specializing in commercial insurance for real estate and construction industries, providing personalized risk management strategies and support |
53 |
| 79 |
Direxa Engineeringdirexa.com
An engineering company specializing in construction material industries and technical ceramic firing solutions, offering services worldwide with a customer-first approach |
38 |
| 80 |
Cosmo Insurance Agencycosmoins.com
Specializing in Employee Benefits, Health, Life, Long-Term Care, Dental, and Disability Insurance nationwide with top-tier customer service and tailored solutions |
24 |
| 81 |
Magna Industries Inc.magnaindustries.com
A United States-based company specializing in industrial services and products |
19 |
| 82 |
The Brown Law Firmsambrownlaw.com
A law firm based in Lakewood, NJ, specializing in personal injury, family law, real estate, land development, and corporate law with a focus on client well-being |
18 |
| 83 |
Handyman Matters Franchisinghandymanmattersfranchising.com
A national franchise offering home and commercial maintenance, improvement, and remodeling services with a focus on technology and customer satisfaction |
10 |
| 84 |
Lakewood Hardware & Paintlakewood.doitbest.com
Provider of home improvement products through online and brick-and-mortar stores, offering a wide range of options for all renovation needs |
9 |
| 85 |
RDM-Apps(tm) by High Reliability Electronics,LLCrdm-apps.com
Design engineering team offering custom solutions for circuit design, product design, instrumentation, test engineering, medical device design, data integration, and environmental detection |
7 |
| 86 |
StratCom Advisors, LLCstratcomadvisors.com
Specializing in energy industry consulting, offering expertise in land, due diligence, risk management, and marketing on an outsourced contract basis |
4 |
| 87 |
Mr. Medicaremrmedicare.com
A provider of comprehensive Medicare knowledge and enrollment assistance, emphasizing authentic relationships and innovative methods to exceed client expectations |
3 |
| 88 |
Y Waxler Architectsywaxler.com
A leading design firm in Brooklyn specializing in residential and commercial architectural design, using BIM software to create innovative spaces for clients |
2 |
| 89 |
Leg Up Solutions庐legup.solutions
This company focuses on unlocking unrealized business value by maximizing the potential of the work force through engagement, trust, and optimized alignment |
2 |
Turn this list into pipeline
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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