Company lists · Data refreshed September 2026

Top 23 Biotech manufacturers based in Boston, United States

Name: Biotech manufacturers based in Boston, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 16, 2026 44 companies tracked

RevenueBase identified 44 biotech manufacturers headquartered in Boston, United States as of September 2026 and tracks 2,364 professional contacts across them, including 975 with verified work emails. San Diego is the largest hub.

This list covers biotech manufacturers headquartered in Boston, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review

44Companies

2,364Contacts tracked

975Verified emails

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The 23 largest biotech manufacturers based in Boston, United States

Ranked by team size

Top 23 of 44 biotech manufacturers based in Boston, United States, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to biotech manufacturers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	EMD Serono, INC	Indirect evidence	Boston, MA, United StatesHQ checked Sep 16, 2026	1,001-5,000	1,578 contacts →
	Indirect evidence “We aspire to create, improve and prolong life for people living with difficult-to-treat conditions like infertility, multiple sclerosis and cancer.” Source: RevenueBase Database · checked Sep 16, 2026
2	Alloy Therapeutics, INC	Indirect evidence	Boston, MA, United StatesHQ checked Sep 16, 2026	51-200	141 contacts →
	Indirect evidence “Alloy Therapeutics is a Product Development Organization dedicated to helping the global scientific community make better medicines together.” Source: RevenueBase Database · checked Sep 16, 2026
3	Fortis Life Sciences	Partial evidence	Boston, MA, United StatesHQ checked Sep 16, 2026	201-500	112 contacts →
	Partial evidence “Fortis Life Sciences® partners with diagnostics and life sciences companies to design, validate, and manufacture solutions to solve their complex development problems.” Source: RevenueBase Database · checked Sep 16, 2026
4	Asimov	Indirect evidence	Boston, MA, United StatesHQ checked Sep 16, 2026	51-200	105 contacts →
	Indirect evidence “Asimov builds tools to program living cells.” Source: RevenueBase Database · checked Sep 16, 2026
5	Massbiologics	Indirect evidence	Boston, MA, United StatesHQ checked Sep 16, 2026	201-500	91 contacts →
	Indirect evidence “Established over 100 years ago to serve the public health interests of the Commonwealth of Massachusetts, MassBiologics, a division of the University of Massachusetts Medical…” Source: RevenueBase Database · checked Sep 16, 2026
6	AI Proteins	Partial evidence	Boston, MA, United StatesHQ checked Sep 16, 2026	11-50	39 contacts →
	Partial evidence “Boston-based AI Proteins is a biotech company on a mission to re-imagine protein therapeutics with a novel approach for designing entirely new proteins.” Source: RevenueBase Database · checked Sep 16, 2026
7	TEN Bridge Communications	Partial evidence	Boston, MA, United StatesHQ checked Sep 16, 2026	11-50	32 contacts →
	Partial evidence “We work with biotech innovators at all stages of growth and development, whether they are launching anew or advancing a potentially transformative medicine through regulatory…” Source: RevenueBase Database · checked Sep 16, 2026
8	Ayana BIO	Indirect evidence	Boston, MA, United StatesHQ checked Sep 16, 2026	11-50	27 contacts →
	Indirect evidence “Ayana Bio leverages cellular technology to produce bioactive ingredients that support health and wellness.” Source: RevenueBase Database · checked Sep 16, 2026
9	Nucleate Boston	Indirect evidence	Boston, MA, United StatesHQ checked Sep 16, 2026	11-50	21 contacts →
	Indirect evidence “The first chapter of Nucleate.” Source: RevenueBase Database · checked Sep 16, 2026
10	Bioprocess International	Partial evidence	Boston, MA, United StatesHQ checked Sep 16, 2026	11-50	18 contacts →
	Partial evidence “BioProcess International™ is a monthly, controlled-circulation magazine devoted to the development, scale-up, and manufacture of biotherapeutics and biodiagnostics.” Source: RevenueBase Database · checked Sep 16, 2026
11	Absolute Biotech	Partial evidence	Boston, MA, United StatesHQ checked Sep 16, 2026	51-200	16 contacts →
	Partial evidence “Absolute Biotech specializes in antibody reagents, kits and services, adding value to existing antibodies through annotation, validation, sequencing, engineering and recombinant…” Source: RevenueBase Database · checked Sep 16, 2026
12	ARK	Indirect evidence	Boston, United StatesHQ checked Sep 16, 2026	11-50	16 contacts →
	Indirect evidence “With an intelligent bioprocess platform, Ark helps today’s innovators make better decisions and accelerate development timelines dramatically, to bring transformational science…” Source: RevenueBase Database · checked Sep 16, 2026
13	Fermatix	Indirect evidence	Boston, United StatesHQ checked Sep 16, 2026	11-50	14 contacts →
	Indirect evidence “Exceptionally Affordable Enzymes At Fermatix, we’re on a mission to fuel scientific exploration by providing high-quality enzymes and other reagents at the lowest possible prices.” Source: RevenueBase Database · checked Sep 16, 2026
14	Xontogeny	Partial evidence	Boston, MA, United StatesHQ checked Sep 16, 2026	1-10	9 contacts →
	Partial evidence “Xontogeny (zon-TOJ-uh-nee) is a biotech aggregator with a differentiated business model to support the accelerated development of life science technologies in the pursuit of…” Source: RevenueBase Database · checked Sep 16, 2026
15	Huabio	Indirect evidence	Boston, United StatesHQ checked Sep 16, 2026	51-200	7 contacts →
	Indirect evidence “Founded in 2007, HUABIO is dedicated to developing high-quality antibodies that accelerate innovation.” Source: RevenueBase Database · checked Sep 16, 2026
16	Intelimas Biosci	Partial evidence	Boston, MA, United StatesHQ checked Sep 16, 2026	11-50	6 contacts →
	Partial evidence “We are an OEM of a number of medical/surgical device and biotech-sector products.” Source: RevenueBase Database · checked Sep 16, 2026
17	Cowin Biosciences	Partial evidence	Boston, MA, United StatesHQ checked Sep 16, 2026	51-200	5 contacts →
	Partial evidence “CoWin Biosciences (CWBIO) is an ISO-certified biotech company, a brand industry with 13 years develpoment, providing high quality biology reagents in life science research and…” Source: RevenueBase Database · checked Sep 16, 2026
18	Flaskworks	Partial evidence	Boston, MA, United StatesHQ checked Sep 16, 2026	1-10	5 contacts →
	Partial evidence “Flaskworks LLC is a fully owned subsidiary of Northwest Biotherapeutics, Inc, a clinical stage biotechnology company focused on the development of personalized cancer vaccines.” Source: RevenueBase Database · checked Sep 16, 2026
19	Wild Biotech	Indirect evidence	Boston, United StatesHQ checked Sep 16, 2026	1-10	3 contacts →
	Indirect evidence “We are a drug discovery platform company” Source: RevenueBase Database · checked Sep 16, 2026
20	Electron BIO	Indirect evidence	Boston, MA, United StatesHQ checked Sep 16, 2026	1-10	2 contacts →
	Indirect evidence “At Electron Bio, we are leading the transformation of biomanufacturing by combining cutting-edge and AI-driven technology with deep industry expertise to overcome…” Source: RevenueBase Database · checked Sep 16, 2026
21	MANUS	Indirect evidence	Boston, MA, United StatesHQ checked Sep 16, 2026	51-200	1 contacts →
	Indirect evidence “Manus is the world’s leading bioalternatives scale-up platform.” Source: RevenueBase Database · checked Sep 16, 2026
22	South Boston Life Science Corp	Partial evidence	Boston, MA, United StatesHQ checked Sep 16, 2026	1-10	1 contacts →
	Partial evidence “South Boston Life Science Corporation is a Boston based biotechnology hardware and services company with a unique portfolio of internationally recognized brands and projects –…” Source: RevenueBase Database · checked Sep 16, 2026
23	Angio-Proteomie	Partial evidence	Boston, MA, United StatesHQ checked Sep 16, 2026	1-10	1 contacts →
	Partial evidence “Angio-Proteomie is a private-owned biotech company, actively engaged in developing research reagents for Life Science R&D fields.” Source: RevenueBase Database · checked Sep 16, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: biotech manufacturers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names biotech manufacturers.
Partial evidence: Its own public description names part of biotech manufacturers, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name biotech manufacturers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 23 of 44 biotech manufacturers based in Boston, United States

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Biotech manufacturers based in Boston, United States at a glance

As of Sep 16, 2026

41.2%Verified-email coverage

53.7Average contacts per company

11-50Median size (employees)

197.7%Largest-city concentration · San Diego

Sep 16, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for Boston, so it is reported there. Company counts and contact totals on this page are exact for Boston, over 44 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among biotech manufacturers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies: Companies headquartered in Boston, United States whose own description of what they do matches “biotech manufacturers”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names biotech manufacturers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among biotech manufacturers, and records with no verified work email. Companies headquartered outside Boston are excluded even when they keep an office there.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every listed company carries at least one verified work email, 975 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on September 16, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Biotech manufacturers by metro in the United States

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names biotech manufacturers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many biotech manufacturers are there based in Boston, United States?

RevenueBase identified 44 biotech manufacturers headquartered in Boston, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

EMD Serono, INC, headquartered in Boston, tops this list with the largest team on record.

Which city has the most biotech manufacturers?

San Diego leads with 87 headquartered companies, followed by Boston (44) and New York (36).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 975 verified decision-maker contacts tracked across these 44 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.