What Tocris Holdings does

Tocris Bioscience is a life science reagents company that supplies a catalog of more than 4,500 research tools — primarily small molecules, peptides, fluorescent probes, chemogenetic tools, controlled substances, and compound libraries — to academic, pharmaceutical, and biotechnology researchers worldwide. Founded in 1982 by Professor Jeff Watkins at the University of Bristol and now operating as a brand under Bio-Techne Corporation (NASDAQ: BIO), Tocris organizes its offering across pharmacological target classes (GPCRs, enzymes, ion channels, nuclear receptors, transporters), cell biology processes (cell cycle, epigenetics, signal transduction, stem cells), and disease research areas (cancer, cardiovascular, neuroscience, immunology, cell and gene therapy, infectious disease). Its proprietary technology platforms include BromoCatch™ (a self-labeling protein tag system), ChromaLIVE™ (a non-toxic live-cell imaging dye), RiboDyEE™ (a fluorescent dye for RNA-LNP encapsulation assays), and MitoBrilliant™ (mitochondrial fluorescent probes); the company also distributes the Janelia Fluor® dye range licensed from Janelia Research Campus / HHMI. Products are typically specified at >98% HPLC purity and manufactured at an ISO 9001:2015-certified Bristol facility, which also produces GMP and Ancillary Material Grade compounds for cell and gene therapy manufacturing.

Tocris monetizes through one-time catalog sales of research reagents, with quote-based pricing (not publicly disclosed), bulk quantity discounts, and a pay-as-you-go billing cadence. Go-to-market combines direct e-commerce via tocris.com, distribution through Fisher Scientific in North America and a network of international distributors, cross-promotion via Bio-Techne sister brands (R&D Systems, Novus Biologicals, ProteinSimple, ACD), and a planned migration of the full storefront onto rndsystems.com after July 31, 2026. The customer base is horizontal and long-tail — researchers studying target validation, receptor pharmacology, assay development, and disease mechanisms — supported by a content-driven marketing mix that includes scientific posters, reviews, webinars, protocols, calculators, and an e-alerts newsletter. The company also offers custom synthesis, chemical analysis, chemical sourcing, and custom degrader services, plus a PROTAC® Panel Builder tool for targeted protein degradation research.

Name

Tocris Holdings

Legal name

Tocris Bioscience

Website

https://tocris.com

Company type

Private

Founded year

1982

Operating status

Operating

Headcount range

11–50 employees

Short description

Tocris Bioscience supplies a catalog of over 4,500 high-purity small molecules, peptides, fluorescent probes, and compound libraries to academic, pharmaceutical, and biotech researchers in pharmacology and cell biology, operating as a brand under Bio-Techne Corporation.

Ownership category

akta.pro rank

Headquarters

HQ city

Bristol

HQ country

United Kingdom

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Technology or R&D, Supply Chain, Operations, Personnel, Marketing or Sales

Revenue model

1. Life Science Reagent Sales: Sale of high-performance life science research reagents including small molecules, peptides, fluorescent probes, chemogenetic tools, compound libraries, controlled substances, and other research tools to academic, pharmaceutical, and biotech researchers worldwide. Revenue generated through direct e-commerce sales, phone orders, and distributor networks.

Pricing tiers

Go-to-market motion2 records

Distribution channels4 records

Marketing channels8 records

Core offering

Tocris Holdings (Tocris Bioscience) manufactures and supplies high-purity life science research reagents, including small molecules, peptides, fluorescent probes, and compound libraries for academic, pharmaceutical, and biotechnology research. The company offers more than 4,500 research tools, plus custom synthesis, chemical analysis, and chemical sourcing services, with ISO 9001:2015 certification and GMP-grade options available.

Product overview

Tocris Bioscience is a life science reagents company offering a catalog of over 4,500 research tools for life science research. The core product portfolio centers on small molecules and peptides as pharmacological research tools, supplemented by specialized platforms including the BromoCatch™ self-labeling protein tag platform and ChromaLIVE™ fluorescent dyes for live-cell imaging. Products are organized by pharmacology targets (GPCRs, enzymes, ion channels, nuclear receptors), cell biology processes (cell cycle, epigenetics, signal transduction, stem cells), product type (small molecules, peptides, compound libraries, controlled substances), and research area (cancer, cardiovascular, neuroscience, immunology). The company provides GMP and Ancillary Material Grade compounds for cell and gene therapy manufacturing, along with custom synthesis and chemical analysis services. Tocris is a Bio-Techne brand, with products also available through R&D Systems and Novus Biologicals sister brands.

Differentiator

Problem solved

Functional benefit

Brands

• Tocriscreen: Compound libraries for high-throughput screening, target validation, and assay development.
• BromoCatch™ Platform
• ChromaLIVE™
• Mitobrilliant™

Products and services

• Small Molecules (Tocris catalog) High-purity small molecule chemical reagents for life science research, including neuroscience, cell biology, and pharmacology applications, supplied to academic, pharmaceutical, and biotechnology researchers.
• Peptides Research-grade peptides for use in life science experiments, supplied to academic and industry researchers.
• Tocriscreen Compound Libraries Pre-plated and curated compound libraries designed for high-throughput screening and drug discovery programs.
• Custom Synthesis Services Bespoke custom organic chemistry synthesis service enabling researchers to commission specialized small molecules and chemical probes not available in the catalog.
• Chemical Analysis Services Analytical testing services for chemical compounds, supporting researchers who need characterization and quality verification of reagents.
• Chemical Sourcing Services Specialty chemical sourcing service enabling researchers to obtain difficult-to-find or research-grade compounds through Tocris's supplier network.
• GMP & Ancillary Material Grade Small Molecules Small molecule reagents manufactured to GMP (Good Manufacturing Practice) standards and ancillary material grade, suited for use in regulated pharmaceutical, cell therapy, and clinical manufacturing applications.
• Janelia Fluor® Dyes Fluorescent dyes developed for advanced fluorescence microscopy and imaging applications, used by neuroscience and cell biology researchers.
• Chemogenetics Products Chemogenetics reagents, including DREADD ligands and engineered receptor actuators, used by neuroscience researchers to remotely control neuronal activity.
• Fluorescence Imaging Products Fluorescent probes and imaging reagents for cell biology and live-cell imaging studies, used by researchers across academic and pharmaceutical settings.
• PROTACs & Targeted Protein Degradation Products PROTAC and targeted protein degradation reagents including the PROTAC Panel Builder tool, used by drug discovery researchers to study protein degradation pathways.
• Optopharmacology Products Photopharmacology and photoswitchable reagents enabling light-controlled activation of drug action, used by neuroscience and cell biology researchers.
• Controlled Substances Licensed controlled substance research reagents supplied to credentialed researchers for legitimate scientific investigation.

Quantifiable outcome

• Products are typically >98% pure by HPLC, enabling researchers to publish with confidence
• +1 more outcomes

Segments1 record

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Partnerships

Seven partnerships are on record, tiered core, minor and moderate.

• R&D SystemscoreChannel Partner/ Reseller/ DistributorTocris products are now also available on the R&D Systems website. After July 31, 2026, Tocris products and services will be fully migrated to rndsystems.com, making R&D Systems the primary distribution platform. R&D Systems is a Bio-Techne sister brand.
• Novus BiologicalsminorChannel Partner/ Reseller/ DistributorTocris cross-references Novus Biologicals (a Bio-Techne sister brand) for related products including Janelia Fluor® conjugated antibodies, custom conjugation services, DRAQ™ and CyTRAK Orange™ fluorescent dyes, and over 40,000 IHC-validated antibodies.
• Bio-Techne CorporationcoreStrategic or Co-development PartnerTocris is a brand of Bio-Techne Corporation (NASDAQ: BIOE). Products are being consolidated under the Bio-Techne brand umbrella, with Tocris migrating to R&D Systems platform by 2026. Bio-Techne supports Tocris with GMP manufacturing capabilities, ISO 9001:2015 certified facilities, and the broader brand ecosystem including R&D Systems, Novus Biologicals, ProteinSimple, and ACD.
• Fisher ScientificcoreChannel Partner/ Reseller/ DistributorFisher Scientific is a major North American distributor for Tocris products. Contact: tel: 1-800-766-7000. Fisher Scientific provides wide distribution reach for Tocris products across the US and Canada.
• Janelia Research Campus / Howard Hughes Medical InstitutemoderateTechnology or IntegrationTocris offers the Janelia Fluor® dye range (Janelia Fluor® 525, 549, 585, 635, 646, 669), developed by the Janelia Research Campus of Howard Hughes Medical Institute. These are bright, cell permeable, highly photostable fluorophores licensed for use in research applications including live-cell imaging and super-resolution microscopy.
• ProteinSimple (Bio-Techne)minorChannel Partner/ Reseller/ DistributorListed as a Bio-Techne sister brand alongside Tocris, R&D Systems, Novus Biologicals, and ACD in the corporate brand family footer on the Tocris website.
• ACD (Bio-Techne)minorChannel Partner/ Reseller/ DistributorListed as a Bio-Techne sister brand alongside Tocris, R&D Systems, Novus Biologicals, and ProteinSimple in the corporate brand family footer on the Tocris website.

Scale indicators4 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• MedChemExpress: Direct competitor in pharmacological research chemicals with a large and rapidly expanding catalog of small molecule inhibitors, agonists, and antagonists at typically lower price points than Tocris.
• Cayman Chemical: Closely comparable supplier of high-purity biochemicals, lipid mediators, and pharmacological research tools to academic and pharmaceutical researchers, with strong overlap in signaling pathway and receptor ligand catalogs.
• Enzo Life Sciences: Direct competitor supplying research reagents, assay kits, fluorescent probes, and biochemicals across life science research, with meaningful overlap on fluorescent dyes and pharmacological tool compounds.
• TCI Chemicals: Direct competitor in fine chemicals, organic reagents, and pharmacological research compounds with global distribution. Overlaps with Tocris in small molecule building blocks and bioactive ligands.
• Selleck Chemicals: Direct competitor specializing in inhibitors and small molecules for signal transduction and drug discovery research, with overlapping coverage of kinase, GPCR, and epigenetic targets.
• Apexbt (Apex Biotechnology): Direct peer in biochemical and pharmacological reagents including enzyme inhibitors, receptor ligands, and signal transduction tools commonly used by Tocris's academic and biotech customer base.

Broad incumbents

• Sigma-Aldrich (Merck KGaA): The largest life science reagent catalog with the broadest SKU coverage. Directly comparable to Tocris on small molecules and biochemical reagents but operates at vastly greater scale across many product types beyond pharmacology.
• Abcam: Broader incumbent life science reagent supplier with primary focus on antibodies and immunoassays but expanding into small molecules and biochemicals, partially overlapping with Tocris's research customer base.
• Bio-Techne (R&D Systems brand): Tocris's parent company and sister brand. Directly comparable on protein-based reagents and increasingly overlapping as Tocris products migrate to rndsystems.com; together they represent Tocris's distribution future.

Emerging players

• Hello Bio: An emerging pharmacology-focused reagent supplier offering small molecules, peptides, and tools to neuroscience researchers at lower prices, increasingly overlapping with Tocris's core GPCR and neuroscience catalog.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/tocris-bioscience

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Tocris Holdings