These Miami-based companies are largely established firms engaged in research and development. The list includes a significant presence of higher education and healthcare institutions, alongside a strong cluster of software development and biotechnology companies. This indicates a diverse R&D landscape with a notable emphasis on health sciences and technology.
Florida International University is a public research university, and the University of Miami Miller School of Medicine focuses on education, research, and patient care. In software, Palantir Technologies integrates and analyzes data, while Anaplan specializes in AI-driven scenario planning. OPKO Health, Inc. provides diagnostics and pharmaceutical solutions, and Varonis focuses on data security and analytics.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Florida International Universityfiu.edu
Public research university in Miami offering bachelor's, master's, doctoral degrees on campus and online, focusing on community impact and innovation. |
12,770 | |||
| 2 |
Palantir Technologiespalantir.com
This company helps institutions solve urgent problems by integrating and analyzing data, enabling them to make better decisions across various industries |
5,933 | |||
| 3 |
University of Miami Miller School of Medicinemed.miami.edu
An academic medical center providing education, research, patient care, and community service with a mission to provide excellent care, breakthrough medicine, and future healthcare leaders |
4,712 | |||
| 4 |
Anaplananaplan.com
Leading AI-driven scenario planning and analysis platform, optimizing decision-making and fostering collaboration across organizational silos for enterprises. |
3,045 | |||
| 5 |
Varonisvaronis.com
Varonis specializes in data security and analytics, protecting enterprise data and detecting cyber threats through analysis, prevention, and automation |
2,811 | |||
| 6 |
Citadel Securitiescitadelsecurities.com
Technology-driven market maker providing liquidity, competitive pricing, and seamless execution through quantitative research, machine learning, and high-performance computing for global capital markets. |
2,349 | |||
| 7 |
OPKO Health, Inc.opko.com
A healthcare company providing first-in-class products, diagnostics, research, and pharmaceutical solutions to meet unmet patient needs globally |
2,036 | |||
| 8 | 1,560 | ||||
| 9 |
Noven Pharmaceuticalsnoven.com
Research, develop, manufacture, market, and sell prescription pharmaceutical products, with a focus on advancing patient care through transdermal drug delivery. |
949 | |||
| 10 |
Sylvester Comprehensive Cancer Centerumiamihealth.org
University-affiliated cancer center implementing translational research to improve patient care through effective treatments for a variety of cancers |
872 | |||
| 11 |
Bascom Palmer Eye Instituteumiamihealth.org
A leading ophthalmology institute in the US, specializing in eye care, research, and education with five patient care facilities |
753 | |||
| 12 |
Miami Jewish Healthmiamijewishhealth.org
Miami Jewish Health is dedicated to providing innovative care models and comprehensive health services to support healthy aging and promote well-being |
523 | |||
| 13 |
Miami Cancer Institutebaptisthealth.net
A leading cancer treatment destination offering top clinical care, research, advanced technology, and compassionate patient experience in Miami |
489 | |||
| 14 |
VMI Securityvmisecurity.com
Supplier of X-Ray technologies for luggage, cargo, and people inspection, enhancing security measures at various facilities and providing nationwide technical support |
396 | |||
| 15 |
Summit Therapeutics, Inc.smmttx.com
We are a health care organization focused on developing innovative medicinal therapies to improve quality of life and address serious medical needs globally |
380 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 16 |
BioTissuebiotissue.com
A biotechnology company based in Miami specializing in regenerative amniotic tissue products for ophthalmology, musculoskeletal, and wound care markets |
370 | |||
| 17 |
McRoberts Technologiesmcrobertstech.com
Innovative provider of life-safety RTLS technologies for specific markets, offering infant anti-abduction systems, staff duress solutions, and cruise line applications |
350 | |||
| 18 |
University of Miami Rosenstiel School of Marine, Atmospheric and Earth Scienceearth.miami.edu
Leading academic institution specializing in oceanographic and atmospheric research, with a focus on marine-related sciences and advanced satellite analysis |
348 | |||
| 19 |
Cipher | A Prosegur companycipher.com
Offers end-to-end cybersecurity services including extended managed detection and response, managed security services, cyber intelligence, red team services, governance, risk, and compliance. |
312 | |||
| 20 |
OROGOLD Cosmeticsorogoldcosmetics.com
Global skincare and beauty brand offering a luxurious experience in stores worldwide with personalized attention, advice, and products for specific skincare needs |
302 | |||
| 21 |
University of Miamiwelcome.miami.edu
Discover opportunities and possibilities for your future with a focus on growth and development at the U |
302 | |||
| 22 | 229 | ||||
| 23 | 205 | ||||
| 24 |
Ekin Smart Cityekin.com
Develops AI-based software, hardware, and design for smart city management, providing data for traffic, public safety, and smart living, enabling informed decisions for growth and security. |
200 | |||
| 25 | 193 | ||||
| 26 |
Commercial Jetcommercialjet.com
With over 20 years of experience, our team offers advanced MRO solutions for a wide range of commercial aircraft types, specializing in maintenance and modification services |
182 | |||
| 27 | 127 | ||||
| 28 |
BoomerangFXboomerangfx.com
A global healthcare SaaS provider offering advanced clinic automation technology and practice management solutions for specialty healthcare practices |
123 | |||
| 29 |
Al猫s Group, USAus.phyto.com
Creation, formulation, manufacturing, and global sales of prestige skincare, hair care, fragrances, and professional color products using natural ingredients. |
72 | |||
| 30 |
Dr. BRANDTdrbrandtskincare.com
Develops cutting-edge anti-aging skincare through clinical research and exclusive university partnerships, utilizing innovative dermatological techniques to provide professional-grade cosmetic devices and topical treatments. |
54 | |||
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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 Nov 11, 2026.
More company lists in Miami
- The largest companies in Miami 1,007
- Multinational companies in Miami 289
- Financial services firms in Miami 118
- IT Services and IT Consulting companies in Miami 93
- IT services companies in Miami 88
- Financial Services companies in Miami 78
- SaaS companies in Miami 76
- Professional services firms in Miami 70
- Software Development companies in Miami 60
- Venture capital and private equity firms in Miami 60
- Retail chains in Miami 57
- Companies with a mobile app in Miami 54
- Critical infrastructure operators in Miami 44
- Logistics companies in Miami 44
- Subscription businesses in Miami 44
- Insurance companies in Miami 42
- Hotel and hospitality groups in Miami 40
- Hospitals and Health Care companies in Miami 40
- AI companies in Miami 39
- Consulting firms in Miami 36
- Healthcare providers in Miami 36
- Real Estate companies in Miami 35
- Corporate groups and holding companies in Miami 32
- Marketing and communications agencies in Miami 31
The same list elsewhere in United States
- Companies with in-house R&D in the United States 6,796
- Companies with in-house R&D in California 1,276
- Companies with in-house R&D in Texas 442
- Companies with in-house R&D in New York State 419
- Companies with in-house R&D in Massachusetts 396
- Companies with in-house R&D in Illinois 322
- Companies with in-house R&D in Michigan 287
- Companies with in-house R&D in Ohio 277
- Companies with in-house R&D in Pennsylvania 255
- Companies with in-house R&D in New Jersey 224
- Companies with in-house R&D in Florida 221
- Companies with in-house R&D in Alabama 214
- Companies with in-house R&D in Georgia 173
- Companies with in-house R&D in Virginia 166
- Companies with in-house R&D in North Carolina 158
- Companies with in-house R&D in Wisconsin 154
- Companies with in-house R&D in Minnesota 146
- Companies with in-house R&D in Washington State 140
- Companies with in-house R&D in Colorado 113
- Companies with in-house R&D in Maryland 107
- Companies with in-house R&D in Indiana 104
- Companies with in-house R&D in New York 223
- Companies with in-house R&D in San Francisco 147
- Companies with in-house R&D in Houston 129