Company lists · Data refreshed October 2026

Top 13 Chemical synthesis service providers based in San Diego, United States

RevenueBase identified 26 company matches for chemical synthesis service providers associated with San Diego, United States as of October 2026 and tracks 280 professional contacts across them, including 99 with verified work emails. Across the United States, San Diego is the largest hub for this category.

This list covers company matches for chemical synthesis service providers associated with San Diego, United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 9, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Oct 9, 2026 How this list was built
26Companies
280Contacts tracked
99Verified emails
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The 13 largest chemical synthesis service providers based in San Diego, United States

Ranked by team size
Top 13 of 26 company matches for chemical synthesis service providers based in San Diego, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 9, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSan Diego, CA, United StatesHQ recorded Oct 9, 202651-20070 contacts →

Exact match

“eMolecules is the leading online platform to buy specialty chemistry and hard-to-find molecules.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
2Exact matchSan Diego, CA, United StatesHQ recorded Oct 9, 202651-20059 contacts →

Exact match

“Telesis Bio is empowering researchers to accelerate the creation of novel synthetic biology solutions to address some of humanity’s greatest challenges.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
3Exact matchSan Diego, CA, United StatesHQ recorded Oct 9, 2026201-50031 contacts →

Exact match

“Pharmatek Laboratories, Inc.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
4Exact matchSan Diego, CA, United StatesHQ recorded Oct 9, 202651-20020 contacts →

Exact match

“ChemBridge Corporation is a global provider of enabling chemistry products and contract research services for small molecule drug discovery and chemical biology research.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
5Exact matchSan Diego, CA, United StatesHQ recorded Oct 9, 202611-5014 contacts →

Exact match

“Our mission is to discover, develop and provide biochemical raw materials to Accelerate Scientific Discovery™.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
6Exact matchSan Diego, CA, United StatesHQ recorded Oct 9, 202651-20012 contacts →

Exact match

“Levena Biopharma is a global ADC CRO/CDMO dedicated to advancing Antibody Drug Conjugate programs from discovery to the clinic and beyond.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
7Exact matchSan Diego, CA, United StatesHQ recorded Oct 9, 20261-109 contacts →

Exact match

“Provider of development and contract manufacturing services across the life sciences and biotech industries.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
8Exact matchSan Diego, CA, United StatesHQ recorded Oct 9, 20261-107 contacts →

Exact match

“Bio-Edge, Inc.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
9Exact matchSan Diego, CA, United StatesHQ recorded Oct 9, 20261-105 contacts →

Exact match

“AxisPharm is a San Diego based antibody drug conjugate (ADC) linker product and service provider.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10Exact matchSan Diego, CA, United StatesHQ recorded Oct 9, 20261-104 contacts →

Exact match

“Tenova Pharma is a chemistry based company dedicated to providing innovative products and high quality chemical synthesis services to the academic, biotech and pharma communities…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
11Exact matchSan Diego, CA, United StatesHQ recorded Oct 9, 20261-103 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
12Exact matchSan Diego, CA, United StatesHQ recorded Oct 9, 202611-502 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
13Exact matchSan Diego, CA, United StatesHQ recorded Oct 9, 20261-102 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase

Showing 13 of 26 chemical synthesis service providers based in San Diego, United States

See the full list, filter by size, metro and specialty, and access 99 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Chemical synthesis service providers based in San Diego, United States at a glance

As of Oct 9, 2026
35.4%Verified-email coverage
10.8Average contacts per company
11-50Median size (employees)
Oct 9, 2026Page data refreshed

Companies by employee count

1-10
11
11-50
9
51-200
5
201-500
1

Email recency for this list is measured across the whole United States list rather than for San Diego, so it is reported there. Company counts and contact totals on this page are exact for San Diego, over 26 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with San Diego, United States whose business descriptions match “chemical synthesis service providers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 99 professional contacts with verified work emails across the full matched dataset. 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 October 9, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “chemical synthesis service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many chemical synthesis service providers are there based in San Diego, United States?

RevenueBase identified 26 company matches for chemical synthesis service providers associated with San Diego, United States as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Emolecules tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United States has the most chemical synthesis service providers?

San Diego leads the United States with 26 company records, followed by Houston (11) and Wilmington (7).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 99 professional contacts with verified work emails tracked across these 26 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 9, 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 SmartSearch, 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.