What MedChemExpress does

MedChemExpress (MCE) is a privately held life science tools company founded in 2013 and headquartered in Monmouth Junction, New Jersey, that supplies bioactive small molecules, recombinant proteins, antibodies, peptides, and research reagents to the global drug discovery and academic research markets. The company's core offering is a catalog of more than 150,000 bioactive molecules covering 1,500+ targets across 20+ signaling pathways, complemented by 14,000+ recombinant proteins, 9,000+ antibodies, 20,000+ natural products, 2,000+ ADC-related products, 53,000+ oligonucleotides, 12,000+ isotope-labeled compounds, 500+ assay kits, and 8,600+ biochemical assay reagents. Underlying capabilities include a 100,000+ entry dynamic solubility database, quality control supported by 400+ precision instruments and 300+ technical experts, and integrated custom synthesis and CDMO services spanning PROTAC, ADC, peptide, protein, and oligonucleotide workflows. The product line has expanded into dedicated ADC, PROTAC, and GMP small molecule categories that align with the fastest-growing modalities in oncology drug development.

MedChemExpress operates a hybrid direct-sales and distribution go-to-market model. Five wholly-owned regional subsidiaries (USA, Sweden/EU, Japan, India, China) handle enterprise accounts with dedicated sales and technical support teams, while more than 50 country-level distributors (Cambridge Bioscience, Millennium Science, Cosmo Bio, Life Technologies India, and others) provide local fulfillment and language/currency coverage into smaller markets. The business generates revenue across five streams: catalog product sales (one-time unit pricing with quotation), screening libraries (one-time license), custom synthesis services (professional services), fee-for-service drug discovery (cell-based screening, kinase screening, SPR, GPCR bioassays, DEL synthesis, AI-driven screening), and CDMO services (managed services). Pricing is quote-based with no publicly disclosed list pricing, supplemented by a free sampling program for North American customers (capped at ten products), a 10% off new-customer coupon requiring survey completion, and a points-based rewards program ($1 = 1 point redeemable for discounts).

The customer base spans academic and research institutions, pharmaceutical and biotechnology companies, and contract research organizations, with researchers across cancer, neuroscience, immunology, metabolic disease, and infectious disease applications. Peer-reviewed validation is a key credibility asset: MCE products are cited in publications across Nature, Cell, Cancer Cell, Cell Stem Cell, Nature Biotechnology, Advanced Materials, and Bioactive Materials. The company is privately held as an LLC with no disclosed funding rounds or institutional investors, indicating founder-led, bootstrapped growth across global operations.

Name

MedChemExpress

Legal name

MedChemExpress LLC

Website

https://medchemexpress.com

Company type

Private

Founded year

2013

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

MedChemExpress (MCE) is a privately held global supplier of bioactive small molecules, recombinant proteins, antibodies, peptides, and assay kits, serving academic researchers and pharmaceutical/biotech companies with a 150,000+ compound catalog and integrated custom synthesis and CDMO services across 50+ countries.

Ownership category

akta.pro rank

Product category

Life Science Biochemicals & Research Reagents

NAICS

Medicinal and Botanical Manufacturing (325411), Research and Development in Biotechnology (except Nanobiotechnology) (541714)

SIC

Medicinal Chemicals & Botanical Products (2833), Services-Commercial Physical & Biological Research (8731)

akta.pro primary industry

AI/ML Platforms for Drug Discovery & Experiment Optimization (HLAGAJAO)

akta.pro secondary industries

Cell-Based & Potency Assays (Bioassays) (HLAGADAH), Antibody Discovery & Engineering Platforms (display tech, bispecifics, Fc engineering) (HLAAAIAB)

Keywords

• Life science reagents
• Bioactive molecules
• Recombinant proteins
• Screening libraries
• Custom synthesis services

Headquarters

HQ city

Monmouth Junction

HQ country

United States

HQ region

North America

Offices5 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain

Revenue model

1. Catalog Product Sales: Sale of research-use biochemical compounds including inhibitors, agonists, modulators, natural products, fluorescent dyes, peptides, antibodies, recombinant proteins, enzymes, and assay kits through online catalog with quotation-based pricing.
2. Screening Libraries: Specialized compound libraries for drug discovery including bioactive compound libraries, FDA-approved drug libraries, natural product libraries, disease-related libraries, and virtual screening libraries.
3. Custom Synthesis Services: Custom synthesis services including ADC-related customization, PROTAC-related services, peptide synthesis, protein expression, recombinant antibody expression, oligonucleotide synthesis, and GMP small molecule synthesis.
4. Drug Discovery Services: Fee-for-service drug discovery platform including cell-based screening, ion channel screening, kinase screening, SPR assays, GPCR bioassays, nuclear receptor screening, affinity mass spectrometry, DEL synthesis, AI-driven screening, and molecular dynamics simulation.
5. CDMO Services: Contract development and manufacturing organization services providing end-to-end support from compound identification through manufacturing.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels7 records

Core offering

MedChemExpress manufactures and supplies life science biochemicals, including a catalog of 150,000+ bioactive small molecules (inhibitors, agonists, modulators), recombinant proteins, antibodies, peptides, natural products, fluorescent dyes, oligonucleotides, isotope-labeled compounds, and assay kits for drug discovery and biomedical research. The company also provides custom synthesis services and one-stop drug discovery/CDMO services including cell-based screening, kinase screening, SPR assays, and AI-driven drug screening.

Product overview

MedChemExpress is a biochemical research products company operating as a catalog-based e-commerce platform offering a comprehensive portfolio of bioactive molecules and research reagents. The core product is the Bioactive Molecules catalog (150,000+ inhibitors, agonists, modulators) which forms the foundation of the offering. This is complemented by specialized product lines including Recombinant Proteins (14,000+), Ready-to-Use Kits (500+), ADC-Related Products (2,000+), Oligonucleotides (53,000+), Natural Products (20,000+), Antibodies (9,000+), Peptides (9,000+), Enzymes (6,900+), and various reagent categories. The company provides research services including One-stop Drug Screening (cell-based screening, kinase screening, SPR assays, AI-driven drug screening, virtual screening) and Custom Synthesis Services (ADC, PROTAC, peptides, proteins). The product architecture follows a catalog-plus-services model where physical products (compounds, proteins, kits) are sold alongside fee-for-service drug discovery and custom synthesis offerings.

Differentiator

Problem solved

Functional benefit

Products and services

• Bioactive Molecules (Inhibitors, Agonists, Modulators) Comprehensive catalog of 150,000+ bioactive molecules including inhibitors, agonists, modulators, and antagonists for life science research covering cancer, nervous system, endocrine and metabolic systems, and immune system research.
• Screening Libraries Compound libraries for drug discovery including Bioactive Compound Library, FDA-Approved Drug Library, Drug Repurposing Compound Library, Natural Product Library, Diversity Compound Libraries (50K, 5K, 3D Fragment), and Virtual Screening Libraries (50K, 10M).
• Recombinant Proteins Over 14,000 recombinant proteins including cytokines and growth factors, immune checkpoint proteins, CAR-T related proteins, CD antigens, Fc receptors, receptor proteins, enzymes and regulators, kinases, complement system proteins, ubiquitin related proteins, and viral proteins.
• Ready-to-Use Kits Over 500 assay kits covering molecular biology (PCR, qPCR, nucleic acid electrophoresis, vector construction), protein biology (sample preparation, purification, detection), and cell biology (culture, analysis, 3D cell culture, isolation). Supported by 8,500+ references.
• Antibody-drug Conjugate (ADC) Related Products 2,000+ ADC-related products including ADC antibodies, linkers, payloads, drug-linker conjugates, peptide-drug conjugates (PDCs), and complete ADC products such as trastuzumab deruxtecan, sacituzumab govitecan, and mirvetuximab soravtansine.
• Oligonucleotides Over 53,000 oligonucleotide products including siRNA delivery reagents (DMG-PEG 2000, DOPE, ALC-0159) and custom synthesis services for oligonucleotides.
• Isotope-Labeled Compounds Over 12,000 isotope-labeled compounds for metabolic studies and research applications, with custom synthesis services available.
• Natural Products Over 20,000 natural products including alkaloids, saccharides, flavonoids, terpenoids, quinones, phenylpropanoids, steroids, stilbenes, phenols, ketones/aldehydes/acids, antibiotics, cyclopeptides, amino acids, and extracts from various natural sources.
• Fluorescent Dyes Over 3,800 fluorescent dyes including D-Luciferin potassium for in vivo imaging, FITC-Dextran for cell viability assays, and CY3-SE for fluorescent labeling applications.
• Peptides Over 9,000 peptide products including chemotactic peptides (N-Formyl-Met-Leu-Phe), RGD peptides for drug delivery, enzyme substrates, and custom peptide synthesis services.
• Antibodies Over 9,000 antibodies covering autophagy, apoptosis, cell cycle, ferroptosis, pyroptosis pathways, including ATG antibodies, Bcl2, p53, GPX4, and isotype control antibodies with high specificity and affinity.
• GMP Small Molecules 175+ GMP-grade small molecules for pharmaceutical research and development applications requiring Good Manufacturing Practice standards.
• One-stop Drug Screening Services Comprehensive drug discovery services including cell-based compound screening, ion channel screening, kinase screening service, SPR assay service, GPCR bioassay screening, nuclear receptor screening, affinity mass spectrometry, DEL synthesis and screening, AI-driven drug screening, molecular dynamics simulation, and drug target identification.
• Custom Synthesis Services Custom synthesis services including bulk compound synthesis, ADC-related custom services, PROTAC-related custom services, custom reference standard products, custom peptide synthesis, protein expression service, recombinant antibody expression service, protein crystal structure elucidation, oligonucleotide synthesis, fluorescent labeling service, and custom synthesis of stable isotope-labeled compounds.
• One-stop CDMO Service Contract Development and Manufacturing Organization (CDMO) services for drug discovery and development, providing end-to-end support from compound identification through manufacturing.

Quantifiable outcome

• Products and services cited in publications including Nature (2024-2026), Cell (2024-2026), Cancer Cell, Cell Stem Cell, Cell Metabolism, Nature Biotechnology, Advanced Materials, Bioactive Materials
• +2 more outcomes

Named customers2 records

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Six partnerships are on record, tiered core and minor.

• Globally renowned pharmaceutical companies (unnamed)coreStrategic or Co-development PartnerCollaborating with globally renowned pharmaceutical companies on ADC-related products including development and discounted pricing for custom synthesis projects.
• Cambridge Bioscience LimitedminorChannel Partner/ Reseller/ DistributorUK-based distributor for MedChemExpress products. Tel: +44 (0)1223 316 855
• Millennium Science Pty LtdminorChannel Partner/ Reseller/ DistributorAustralia-based distributor. Tel: 1800 678 242
• Cosmo Bio Co., LTDminorChannel Partner/ Reseller/ DistributorJapan-based distributor. Tel: +81-3-5632-9622
• Life Technologies (India) Pvt LtdminorChannel Partner/ Reseller/ DistributorIndia-based distributor. Tel: +91-9810521400
• MedChemExpress ChinaminorChannel Partner/ Reseller/ DistributorChina operations and distributor. Tel: +86-21-58955995

Scale indicators14 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Tocris Bioscience (Bio-Techne): Bristol-based supplier of high-purity small molecules, peptides, and antibodies for life science research, now part of Bio-Techne. Closely comparable catalog, target-pathway organization, and pharma/biotech customer profile to MCE's bioactive molecules business.
• Cayman Chemical: Ann Arbor-based catalog supplier of research biochemicals, assay kits, antibodies, and custom synthesis services. Closest direct competitor to MCE in the bioactive small molecule and life science reagent space, with comparable target/pathway catalog breadth and an established pharma/biotech customer base.
• Cell Signaling Technology: Danvers-based specialty provider of antibodies, kits, and reagents focused on signaling pathway research. Direct competitor in pathway-targeted antibodies, ELISA kits, and cell-based assay reagents where MCE has catalog presence.
• Selleck Chemicals: Houston-based supplier of small molecule inhibitors, compound libraries, and biochemical reagents serving pharma and academic drug discovery. Directly comparable catalog model and customer overlap with MCE, particularly in kinase/epigenetic screening libraries.
• MedKoo Biosciences: Research-focused supplier of small molecule APIs, intermediates, inhibitors, and custom synthesis services. Competes head-to-head with MCE in catalog biochemicals and custom chemistry for oncology and ADC research.
• Enzo Life Sciences: Manufacturer and supplier of life science research reagents, assay kits, antibodies, and small molecules. Overlaps with MCE across multiple catalog categories including dyes, assay kits, and bioactive small molecules.
• Santa Cruz Biotechnology: Dallas-based supplier of antibodies, biochemicals, and lab reagents for research. Comparable catalog breadth in antibodies and small molecule research tools, with overlapping academic and biotech customer base.

Broad incumbents

• Sigma-Aldrich (Merck KGaA): Global life science tools and reagents incumbent under Merck KGaA's Life Science division. While broader and deeper in analytical chemistry and instrumentation, Sigma-Aldrich's Sigma Advanced Genetics and bioactive chemistry lines overlap directly with MCE's inhibitor and reagent catalog.
• Abcam: Global research antibody and reagent supplier, now part of Danaher. Overlaps with MCE's antibody, recombinant protein, and kit product lines, and serves the same academic/biopharma research customer base.

Emerging players

• Bide Pharmatech: Shanghai-headquartered emerging supplier of small molecule building blocks, APIs, and screening libraries with growing global distribution. Comparable in catalog focus on small molecule chemistry and increasingly competitive on price in the same pharma/biotech customer segment.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/MedChemExpress
• Facebookfacebook.com/MedChemExpressLLC
• LinkedInlinkedin.com/company/medchemexpress-llc

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries4 records

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 MedChemExpress