| # | Company | Employees |
|---|---|---|
| 1 |
Tribune Mediatribunemedia.com
Media company with TV and digital properties, including local stations, national networks, studios, digital platforms, and real estate investments |
4,122 |
| 2 |
Tribune Publishing Companytribpub.com
Media company with award-winning journalism roots, operating local and national brands, offering integrated marketing, digital solutions, and diverse career opportunities |
2,890 |
| 3 |
American Marketing Associationama.org
Provides marketing and sales professionals with industry insights, professional certification, academic journals, training, and conferences through a global community. |
2,669 |
| 4 |
American Medical Associationama-assn.org
Providing essential resources and advocacy to support physicians, residents, and medical students throughout their medical careers and improve public health. |
2,513 |
| 5 |
American College of Surgeonsfacs.org
Dedicated to improving surgical patient care worldwide with membership opportunities, quality programs, surgical registries, and education to enhance outcomes |
1,644 |
| 6 |
American Hospital Associationaha.org
National organization representing hospitals, health care networks, and patients Advocates for members in health policy, legislative debates, and regulatory matters Visit website for more information |
1,614 |
| 7 |
American Dental Associationada.org
Advocates for dentists, dental science, public oral health. Provides resources for professionals, researches, and champions public health initiatives. |
1,599 |
| 8 |
NUNYA LLCfnaround.com
A business consulting firm that helps clients with financial needs, growth strategies, partnerships, and gaining capital/resources for startups or joint ventures |
1,258 |
| 9 |
American Academy of Pediatricsaap.org
A professional membership organization of pediatricians dedicated to promoting the health and well-being of infants, children, adolescents, and young adults through advocacy and education |
1,198 |
| 10 |
Big Ten Networklinktr.ee
An internationally distributed network covering the Big Ten Conference, providing 24/7 coverage of over 2,300 events for fans and alumni nationwide |
1,060 |
| 11 |
FanSidedfansided.com
FanSided is a rapidly growing network of fandom-focused sports, entertainment, and lifestyle sites with over 300 communities connecting passionate fans |
928 |
| 12 |
Modern Healthcaremodernhealthcare.com
Leading source of healthcare news, providing in-depth analysis and insights on industry events, trends, and research through various platforms for healthcare executives |
893 |
| 13 |
ReaderLinkreaderlink.com
Leading book distributor in North America, shipping over 325 million books annually and generating $3 billion in sales for partners Serving 300+ retailers with diverse services |
839 |
| 14 |
American Library Associationala.org
Advocacy and empowerment for libraries and workers, ensuring equitable information access and promoting professional standards and conduct. |
838 |
| 15 |
Chicago Tribune Media Groupchicagotribune.com
Provides diverse media and marketing solutions reaching millions monthly through newspapers, digital platforms, and niche regional publications in Chicago area. |
825 |
| 16 |
American College of Healthcare Executivesache.org
An organization advancing healthcare leadership excellence through lifelong learning, integrity, diversity, and inclusion, offering valuable knowledge, networking opportunities, and professional development |
734 |
| 17 |
The Second Citysecondcity.com
A premier brand in improv-based sketch comedy and education, offering theater, training centers, touring ensembles, corporate collaborations, and TV/film productions globally |
648 |
| 18 |
Legacy.comlegacy.com
A global leader in online obituaries, offering support services to newspapers and funeral homes, facilitating condolence messages and remembrances sharing |
647 |
| 19 |
NewsNationnewsnationnow.com
A national news and entertainment cable network providing unbiased news from diverse perspectives, reaching 75 million households in the US |
635 |
| 20 |
Radiological Society of North America (RSNA)rsna.org
A non-profit organization representing radiologic subspecialties worldwide, promoting excellence in patient care through education, research, and technological innovation |
632 |
| 21 |
Home Health Care Newshomehealthcarenews.com
The company is a top source of information on the home health care industry, providing news and updates to professionals in the field |
611 |
| 22 |
Forex Trading Unlocked Inc.forex-trading-unlocked.com
An online trading hub providing daily content and resources for Forex, Futures, Stocks, Options, Cryptocurrencies, and Binary Options traders worldwide No membership or login required |
601 |
| 23 |
National Council of Teachers of English (NCTE)ncte.org
A professional organization supporting English language arts teachers at all levels, providing resources, professional development opportunities, and a platform for collaboration |
545 |
| 24 |
Skilled Nursing Newsskillednursingnews.com
Leading source of information on the skilled nursing industry, providing valuable insights and news related to skilled nursing facilities and services |
542 |
| 25 |
Institute of Food Technologists (IFT)ift.org
Advancing food science globally to ensure safe, nutritious, and sustainable food supply through collaboration, innovation, and dedication to scientific integrity and progress |
525 |
| 26 |
ABA Journallinktr.ee
Leading magazine of the American Bar Association focused on legal trends, people, and finances Provides breaking legal news and monthly magazine for lawyers nationwide |
520 |
| 27 |
American Academy of Orthopaedic Surgeons (AAOS)aaos.org
A global organization providing education, advocacy, and practice management services for orthopaedic surgeons and allied health professionals, promoting excellence and lifelong learning in musculoskeletal care |
505 |
| 28 |
Prep Baseballprepbaseballreport.com
The company provides comprehensive year-round coverage of high school, junior college, and college amateur baseball players to help them achieve their dreams |
476 |
| 29 |
Sourcebookssourcebooks.com
Independent, women-led publisher since 1987 changing lives through wide range of genres, committed to driving results and creating a vibrant future for books |
474 |
| 30 |
Encyclopaedia Britannica, Inc.britannica.com
Provides digital encyclopedias, curriculum products, language courses, and professional training to students, lifelong learners, and professionals worldwide. |
461 |
| 31 |
The Oniontheonion.com
A Chicago-based digital media company with multiple publications, creative services, production studios, and a large online following for comedy content |
459 |
| 32 |
ISSA-The Association for Cleaning & Facility Solutionsissa.com
The company is a leading trade association for the cleaning industry worldwide, offering educational products, trade shows, certification standards, and more |
448 |
| 33 |
Chicago Sun-Timeschicago.suntimes.com
A Chicago-based media company providing relevant news coverage to the community, using multi-platform production and engaging with readers and advertisers |
443 |
| 34 |
JAMAjamanetwork.com
An international peer-reviewed medical journal, part of the JAMA Network, publishing research articles for free access online to promote public health |
409 |
| 35 |
Tyndale House Publisherstyndale.com
A leading Christian publisher offering Bibles, nonfiction books, children's products, and fiction, with a mission to make God's Word accessible Profits benefit charitable missions globally |
385 |
| 36 |
National Roofing Contractors Associationnrca.net
A respected trade association in the roofing industry providing information, education, technology, and advocacy to roofing professionals and industry stakeholders |
377 |
| 37 |
Weigel Broadcasting Co.weigelbroadcasting.com
A family-owned media company based in Chicago, Weigel Broadcasting operates national TV networks and local stations, providing compelling programming and innovation |
371 |
| 38 |
Poultry Science Associationpoultryscience.org
An international association focused on poultry science, promoting knowledge discovery, dissemination, and application within the industry for the advancement of poultry sciences 馃悡馃馃 |
371 |
| 39 |
Cosmetics & Toiletrieslinktr.ee
A top B2B media source providing scientific content, market trends, and competitive insights in the cosmetics and toiletries industry |
370 |
| 40 | 364 | |
| 41 |
American Society of Plastic Surgeons (ASPS)plasticsurgery.org
A global authority in cosmetic and reconstructive plastic surgery, promoting high standards of training, ethics, and patient care for plastic surgeons worldwide |
349 |
| 42 |
Appraisal Instituteappraisalinstitute.org
This company is a leading professional association for real estate appraisers, promoting ethical practices, professional education, and advocacy programs |
345 |
| 43 |
Goodheart-Willcoxg-w.com
Publishing instructional materials since 1921, specializing in Career and Technical Education and Health Education, collaborating with educators and industry experts for quality content |
244 |
| 44 |
EnsembleIQensembleiq.com
Business intelligence company in North America providing market expertise in retail, consumer goods, healthcare, and hospitality to help professionals make informed decisions |
243 |
| 45 |
Fabricators and Manufacturers Associationfmamfg.org
A professional organization uniting metal fabricators and equipment manufacturers to improve industry through councils, events, publications, and charitable initiatives |
213 |
| 46 |
WTTW/Chicago PBSwttw.com
A premier public media organization producing unique PBS Chicago television and digital content on a variety of channels and platforms |
190 |
| 47 |
American Nuclear Societyans.org
Established in 1954, this non-profit organization promotes the safe and peaceful use of nuclear science and technology worldwide |
183 |
| 48 |
Becker's Healthcarebeckershospitalreview.com
This company offers business news, analysis, and guidance for the healthcare industry through their portfolio of trade publications |
183 |
| 49 |
Food Industry Newsfoodindustrynews.com
Connect with potential buyers in the Chicagoland Food Industry through a trade publication packed with resources, vendor guides, and advertising opportunities Reaches various segments within the industry |
181 |
| 50 |
Betsperts Media & Technology Groupbetsperts.com
Crowdsourced platform offers sports gambling advice, social interaction, analytics, and pick tracking to help users make informed betting decisions |
30 |
| 51 |
Bleeding Coolbleedingcool.com
A site providing comic book, film, and television news, with reviews, interviews, videos, and a community for comic book readers to share insights and information |
19 |
| 52 |
The Southernthesouthernchicago.com
A lively bar offering Southern comfort food, dinner on weekdays, weekend brunch, and a rooftop patio for events, with late bar hours |
14 |
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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 Nov 2, 2026.
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The same list elsewhere in United States
- Media companies and publishers in the United States 1,233
- Media companies and publishers in New York State 320
- Media companies and publishers in California 250
- Media companies and publishers in Florida 60
- Media companies and publishers in Texas 43
- Media companies and publishers in Pennsylvania 33
- Media companies and publishers in New Jersey 32
- Media companies and publishers in Alabama 31
- Media companies and publishers in Massachusetts 31
- Media companies and publishers in Virginia 31
- Media companies and publishers in New York 304
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