CDMOs offering API Synthesis & Manufacturing with Small Molecule in United States
26 matching organizations
API Synthesis & Manufacturing with Small Molecule in United States is a frequent shortlist pattern for sponsors evaluating CDMO partners with regional footprint. This page lists organizations that map to all three dimensions so you can move from broad taxonomy browsing to a geography-aware candidate set.
Profiles emphasize fit-first discovery: review scope, regulatory posture, and provenance on each listing rather than treating this page as a single ranked recommendation.
When you need additional filters (indications, claim status, or free-text search), continue to the main search experience and layer criteria on top of this starting point.
Directory listings on this page are fit-first and provenance-backed; sponsors are labeled separately and do not alter organic ordering.
- Almac Group
Global CDMO with 7,900+ employees across 18 facilities, offering integrated drug development and manufacturing services including analytical development, formulation, process development, fill-finish, and specialized chemistry capabilities.
- Ardena
Ardena is an integrated CDMO and bioanalytical CRO specializing in advanced drug product development, nanomedicine, and bioanalysis for complex molecules including poorly soluble compounds, highly potent APIs, and controlled substances.
- Axplora
Global CDMO and API manufacturer specializing in complex small molecule development, ADC manufacturing, HPAPIs, and hazardous chemistry across ten production sites in Europe, India, and the US.
- BSP Pharmaceuticals
BSP Pharmaceuticals is a CDMO specializing in development and manufacturing of cytotoxic oncology drugs, ADCs, peptides, proteins, and lipid-based formulations from preclinical GLP through commercial supply.
- CMC Pharmaceuticals, Inc.
CMC Pharma provides integrated formulation development, analytical testing, stability studies, and cGMP manufacturing oversight for small molecule drug programs from preclinical through post-approval, with hands-on regulatory expertise and CMO management built in.
- Cambrex
CDMO offering drug substance and drug product development, manufacturing, and analytical services across small molecules, peptides, and specialty chemistries.
- Catalent
Global CDMO providing end-to-end contract development and manufacturing for pharma, biotech, and consumer health. Delivers 60+ billion doses annually across small molecules, biologics, cell & gene therapies, and clinical supply.
- Charles River Laboratories
Charles River Laboratories provides contract research, development, and manufacturing services across the full drug discovery and development continuum, supporting 80% of FDA-approved drugs over the past five years.
- Clearsynth
Clearsynth delivers advanced deuterium science, isotopically labelled compounds, custom synthesis, and specialized CDMO services for small-molecule drug discovery and development. ISO 17025, ISO 17034, and ISO 9001:2015 certified with capabilities spanning reference standards, generic APIs, process development, and scale-up manufacturing.
- Curia
Global CDMO with 30+ years of experience offering integrated services across small molecule, generic APIs, sterile drug product, and biologics manufacturing, backed by 20+ facilities and 3,000+ professionals across North America, Europe, and India.
- Dipharma
Global CDMO and API manufacturer with 600 employees, 4 cGMP plants, and 75+ years of experience in hazardous chemical synthesis, offering exclusive synthesis services and catalogue APIs with FDA, AIFA, and PMDA inspections since 1970.
- Divi's Laboratories
World's largest API manufacturer and trusted CDMO partner for 25+ years, offering generic APIs, custom synthesis, peptides, and nutraceutical ingredients to 100+ countries with complete backward integration and green chemistry principles.
- Grand River Aseptic Manufacturing
Sterile injectable CDMO specializing in fill-finish services for liquid and lyophilized vials, syringes, and cartridges, with Annex 1 compliant facilities and experience in biologics, small molecules, and vaccines.
- Lacamas Laboratories Inc.
Large-scale contract manufacturer of pharmaceutical intermediates and fine chemicals with over 32,000 gallons of reactor capability, specializing in process development, scale-up, and hazardous chemistry handling.
- Micromacinazione
Swiss-based CDMO specializing in particle engineering and micronization with over 50 years of experience. Offers micronization, milling, spray drying, solid-state characterization, and complementary processing services (classification, blending, cryogenic, co-micronization, conditioning) for APIs, HPAPIs, controlled substances, and excipients from early development to commercial GMP scale.
- PHT International, Inc.
PHT International is a Contract Research, Development, and Manufacturing Organization (CRDMO) offering small-molecule process R&D, cGMP manufacturing from milligrams to multi-tons, and chemical sourcing with global facilities across North America, Europe, and Asia.
- Patheon (Thermo Fisher Pharma Services)
Patheon is a trusted global contract development and manufacturing organization (CDMO) partner owned by Thermo Fisher Scientific, offering 360° integrated solutions from early-stage R&D through clinical supply and commercial manufacturing.
- PharmaBlock
Leading provider of innovative chemistry products and services for pharmaceutical R&D and commercial manufacturing, with expertise in process development, GMP manufacturing, and low-carbon chemistry solutions.
- Pharmaron
Premier life science CRO and CDMO offering integrated R&D and manufacturing across drug discovery, preclinical, clinical development, and commercialization for small molecules, biologics, and cell & gene therapies. 25,000+ employees across China, US, and UK.
- Quotient Sciences
Integrated CDMO offering drug product formulation and manufacturing for small molecules and synthetic peptides, with 30+ years of experience and scalable capacity from clinical to 500 kg commercial batches across US and UK facilities.
- Roquette Pharma Solutions
Roquette is a leading global provider of plant-based ingredients, excipients, and solutions for the pharmaceutical and healthcare industries.
- SK pharmteco
SK pharmteco is a CDMO offering comprehensive drug development and manufacturing services.
- Sai Life Sciences
Integrated CRDMO offering discovery, development, and manufacturing services for small molecule NCE programs across 280+ global pharma and biotech clients.
- Simtra BioPharma Solutions
Simtra BioPharma Solutions is a CDMO specializing in sterile injectable development and manufacturing, including formulation, lyophilization, fill/finish, and bioconjugation services for clinical and commercial products.
- Sterling Pharma Solutions
Small molecule CDMO offering comprehensive API development and manufacturing from discovery through commercial cGMP production, with specialized expertise in complex and hazardous chemistries and ADC bioconjugation.
- Syngene International
Innovation-led CRDMO offering integrated scientific services from early discovery through commercial manufacturing, with cGMP-compliant facilities, 5,200+ scientists, and a new 50,000-liter single-use bioreactor capacity in the U.S.
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