Introgen Therapeutics, Inc.
- Focused on the discovery, development and commercialization of targeted molecular therapies for the treatment of cancer and other diseases.
- http://www.introgen.com/

Puresyn, Inc.
- Develops separation and purification processes for manufacturing gene delivery products such as supercoiled plasmids, synthetic oligonucleotides, recombinant adenovirus and adeno-associated virus.
- http://puresyn.com

Molecular Medicine Bioservices, Inc.
- A development and manufacturing company based in San Diego dedicated to the production of high-quality, clinical grade, gene and cell based therapeutics and reagents.
- http://www.molecularmed.com/

Henogen
- A GMP biomanufacturing company located in Belgium, able to produce, purify and aseptically fill clinical batches of therapeutic proteins, monoclonal antibodies, plasmid DNA, vaccinal viruses or viral vectors for gene therapy.
- http://www.henogen.com/

Nature Technology Corporation
- Genetic technology and services company, focusing on plasmid DNA manufacturing, DNA vaccines and genetic vectors.
- http://www.natx.com

Cobra Biomanufacturing
- Contract manufacturing organisation focusing on the production of Protein, Viral and DNA-based therapeutics at cGMP grade.
- http://www.cobrabio.com/

Gene Therapy Systems
- Commercial firm providing reagents for gene delivery and gene therapy research, including unique pGeneGrip fluorescently labeled plasmid vectors and GenePORTER cationic lipid transfection reagent.
- http://www.genetherapysystems.com

AraGene Inc.
- Biotechnology company focused on the development of low-density lipoproteins as gene delivery systems.
- http://www.aragene.net

VirRx, Inc.
- A biotechnology company with a primary interest in cancer gene therapy.
- http://www.virrx.com

Vectorite Biomedica Inc.
- Company focusing on the development of therapeutic lentivirus vector technology for the delivery of short interfering RNA molecules.
- http://www.vectorite.com/

Valentis, Inc.
- Developing gene-based therapeutics or "gene medicines" for the treatment of certain cancers, neuromuscular, cardiovascular, rheumatological and pulmonary diseases.
- http://www.valentis.com

Transgene S.A.
- Gene therapy company based in France is developing products for cancer and cystic fibrosis. Vector platforms include adenovirus, retrovirus, vaccinia virus, cellular and synthetic vectors.
- http://www.transgene.fr/us/

Oxford Biomedica
- Focuses on developing gene transfer technologies for human gene therapy, gene-based immunotherapy, and gene-based drug discovery for cancer, AIDS, neurodegenerative and cardiovascular disease.
- http://www.oxfordbiomedica.co.uk

GenVec
- An emerging biopharmaceutical company developing novel gene therapies for diseases where local delivery of a therapeutic gene has potential benefits over currently available treatments. New product development initiatives have been formalized for coronar
- http://www.genvec.com

Copernicus Therapeutics, Inc.
- Developing human gene therapy products for cystic fibrosis and hemophilia B and DNA vaccinations. The company creates proprietary PLASmin Complexes which are efficient non-viral vectors and REPLIsome vectors which allow replication of non-viral vectors.
- http://www.cgsys.com/index/index.asp

Collateral Therapeutics
- A product-driven cardiovascular gene therapy company, focused on the discovery, development and commercialization of novel and innovative non-surgical gene therapy products.
- http://www.collateralthx.com

Ceregene, Inc.
- Pioneering genetic therapies for neurologic disorders.
- http://www.ceregene.com

Cell Genesys
- Focused on the development and commercialization of cancer vaccines and gene therapies to treat various cancers including leukemia, hemophilia A and B, restenosis after angioplasty and Parkinson's disease.
- http://www.cellgenesys.com/index.html

BioVex
- Gene delivery technology allowing pharmaceutical and genomics companies to assess the therapeutic value of identified genes and also allows genes to be used as therapeutic products to treat diseases from cancer to nervous and immune system disorders
- http://www.biovex.com/

Ark Therapeutics
- A gene medicine company developing a broad range of products based on vascular and endothelial molecular biology to treat vascular and circulatory diseases and cancer.
- http://www.arktherapeutics.com/

Amsterdam Molecular Therapeutics
- Focused on developing gene therapies for lipoprotein lipase disorder, inflammatory bowel disease and neuroregeneration. Also provides contract development and manufacturing of gene and cell-based products in their GMP facility.
- http://www.amtbv.com

Advanced Vision Therapies, Inc.
- Company focused on the treatment of sight-threatening eye diseases such as age-related macular degeneration and finding a cure.
- http://www.avtxinc.com