| # | Company | Employees |
|---|---|---|
| 1 |
Brookhaven National Laboratorybnl.gov
This company delivers transformative technology and discovery science to address various challenges in energy, environment, and nuclear fields through innovative research |
3,317 |
| 2 |
The Rockefeller Universityrockefeller.edu
A prestigious bioscience institution focused on uncovering life processes, leading to transformative medical breakthroughs with renowned faculty and cutting-edge facilities |
1,833 |
| 3 |
Cold Spring Harbor Laboratorycshl.edu
Global leader research education. Provides unique stimulating atmosphere doctoral research. Innovative curriculum trains independent thinkers. |
985 |
| 4 |
GE Researchgeaerospace.com
Innovative engine creating differentiated products for aviation, power, transportation, and healthcare sectors Legacy of transformative innovation continues through interdisciplinary research |
904 |
| 5 |
Population Councilpopcouncil.org
A research organization focused on creating a better world through evidence-based solutions to improve the lives of underserved populations globally |
877 |
| 6 |
Vasta Globalvastaglobal.com
This company specializes in providing sustainable and scalable solutions for clinical research and bioinformatics, focusing on cancer research and data management |
487 |
| 7 |
The Michael J. Fox Foundation for Parkinson's Researchmichaeljfox.org
A non-profit organization focused on funding research and developing therapies to find a cure for Parkinson's disease and improve treatments for patients |
479 |
| 8 |
Masterschoolmasterschool.com
Global network of career training schools offering immersive online programs in tech, with personal mentorship, professional networking, and job placement support by industry experts |
464 |
| 9 |
The Feinstein Institutesfeinstein.northwell.edu
Leading medical research institute within Northwell Health, focused on transforming treatment and innovation in various medical conditions through bioelectronic medicine research |
437 |
| 10 | 381 | |
| 11 | 367 | |
| 12 |
Edelman Intelligenceedelmandxi.com
Global data & intelligence consultancy focused on strengthening relationships through authentic communication, exciting engagement, and meaningful connections within businesses and organizations |
363 |
| 13 |
Wadsworth Center, NYS Department of Healthwadsworth.org
A science-based community dedicated to protecting and improving the health of New Yorkers through laboratory analysis, research, and educational programs |
340 |
| 14 |
EMARKETERemarketer.com
A leading research authority focusing on digital transformation, previously known as eMarketer and Business Insider Intelligence, now operating as Insider Intelligence |
322 |
| 15 |
User Interviewsuserinterviews.com
Platform providing access to millions of participants for user research, market research, and AI training with screening and payment features. |
238 |
| 16 |
D. E. Shaw Researchdeshawresearch.com
Development of specialized supercomputers and computational methods to simulate molecular behavior and design targeted drugs for disease treatment. |
174 |
| 17 |
The New York Academy of Medicinenyam.org
The company conducts research, policy, and program initiatives to address health barriers, promote health equity, and provide public programming and historical medical library resources |
159 |
| 18 |
Boyce Thompson Institutebtiscience.org
A life sciences research institution in Ithaca, NY, conducting plant and life sciences research to enhance food security, agricultural sustainability, and human health |
157 |
| 19 |
Impact Enterprisesimpactenterprises.org
A socially conscious outsourcing company in Zambia offering AI data annotation, lead generation, content moderation, and order management services to reduce costs for businesses |
151 |
| 20 |
Cary Institute of Ecosystem Studiescaryinstitute.org
Environmental research organization specializing in ecosystems, climate change, infectious diseases, invasive species, and environmental management, with a focus on advancing scientific knowledge and ecological literacy |
123 |
| 21 |
Customer Management Practicecustomermanagementpractice.com
A research, marketing, and business development partner for the customer management sector, serving as a valuable resource hub |
82 |
| 22 | 41 | |
| 23 |
American Geographical Societyamericangeo.org
A pioneering organization in geographical research and education for over 170 years, promoting geographic knowledge for public policy and national security |
33 |
| 24 |
Irving Institute for Clinical and Translational Researchirvinginstitute.columbia.edu
Facilitating research, training, and collaboration to advance healthcare innovations for diverse populations, connecting academia with community partnerships to address health concerns |
21 |
| 25 |
Radiclecheckpluris.com
Radicle is an expert-driven research platform connecting companies with startup leaders to provide unique insights for strategic decision-making |
14 |
| 26 |
Black Lunch Tablelinktr.ee
Facilitates dialogue among artists and community members to rewrite cultural history, using physical and digital spaces to promote critical discourse |
9 |
| 27 |
Digital Supply Chain Institutedscinstitute.org
A research institute specializing in digital supply chains, focused on advancing enterprise SCs and implementing SCM best practices |
7 |
| 28 |
SoTโข - Security of Thingssot.one
A global organization dedicated to standardizing & securing IoT and IIoT, offering certification, research, education, events, and commercialization services for industries and society |
7 |
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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 Oct 24, 2026.
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