Most of the companies listed here are headquartered in the Puget Sound region, although the list also includes other WA State companies and a few in OR and Vancouver, BC.
Accium Biosciences - Provider of accelerator mass spec services
Adaptive TCR - Focus on T-cell diversity, adaptive immune response profiling
Advanced Imaging Technologies - dense breast imaging
Advanced Medical Isotope Corp - Kennewick based medical isotopes
Albany Molecular Research - Scientific services provider
Alpha-Tec - Products for mycobacteriology and parasitology labs
Amplicon Express - Provider of DNA libraries and services
Aqueduct Neurosciences - New shunt for treating hydrocephalus
Astarte Biologics - Provides cells, antigens for immune research
Asemblon - Makes chemicals that self-assemble
Atossa Genetics - Working up breast cancer diagnostic test
BioLife Solutions - Hypothermic and cryopreservative media
Biomoles - Develops research reagents and diagnostic devices
Bio Research Labs - Provider of laboratory services for industry
Blood Cell Storage - Blood bank products for monitoring platelets
Cadence Biomedical - Developing technology to facilitate mobility
Cancer Targeted Technology - Agents for cancer detection
Cardiac Dimensions - Device for treating congestive heart failure
Cardiac Insight - Surgical and medical instruments
Cenorin - Infection control and waste stream management
Cerevast Therapeutics - Sonolysis for vascular thrombus disorder
CircMedTech - Low tech device and methodology for safe circumcisions
Clario Medical Imaging - Software for radiologists
CoAptus Medical - Device to treat a patent foramen ovale
Confirma - MRI service provider; develops, markets MRI-CAD
Corengi - Helps patients find clinical trial options for type 2 diabetes
Dharma Therapeutics - Needle free drug and vaccine delivery
Discovery Biosciences - Biotech service provider and consulting
DNA Guide - Dynamic visual maps of genomic data in CA
Ekos - Medical devices using microsonic technologies
Elixir Research - Dysphagia management system
Emergent Detection - Personal fat burn manager
Enject - GlucaPen for severe hypoglycemia
Enodar Biologic - Software products to validate biological data
Endogastric Solutions - Reconstructive intragastric surgery
Focused Scientific Inc - Newcastle based company, unknown focus
Genelex - DNA testing and analysis provider
Generic Medical Devices - Soft tissue repair medical devices
GenomeDx Biosciences - Analysis of personal genomes info
Halosource - Clean water and anti-microbial technologies
Healionics - Biomaterial scaffolds to facilitate healing
Hyprotek - Manufactures surgical and medical instruments
ImmuneXpress - Discovery and validation of clinical biomarkers
Impel Neuropharma - Device direct "nose to brain" drug transport
In Bios International - Diagnostics for infectious diseases
Innovative Pulmonary Solutions - Developing treatment for COPD
Insilicos - Pattern recognition software for biomarker analysis
Inson Medical Systems - Biomedical drug delivery
Integrated Diagnostics - Cancer detection via blood proteins
IsoRay - Makes radioactive isotopes for cancer therapy
Iverson Genetics - Genetic tests for specific drug metabolism
JeNuBiosciences - Ultrasound based skin care devices
Kamiya Biomedical - Supplier of lab research tools and diagnostics
Kurve Technology - Nasal drug delivery device
Lifespan Biosciences - Antibody and contract research services
Luminary Medical Technologies - Treat macular degeneration
Magnolia Medical Technologies - Training on blood culture techniques
MetapHoresis - Focused on advances in separation technology
Micronics - in vitro diagnostic products based on microfluidics
Myotronics - makes neuromuscular dentistry devices
Mirabilis Medica - Focused ultrasound technology for fibroids
Mirador Biomedical - Digital blood pressure sensor for catheters
MitoGuard Neuroscience - Photobiomodulation devices
Mobisante - Ultrasound system based on cell phones, cloud computing
Nanogen - Molecular diagnostics and testing, Bothell branch
Natural Molecular Testing Corporation - Clinical testing lab
Neurovista - Medical device technologies to treat epilepsy
Nanostring Technologies - Digital gene expression and analysis
Nortis Inc. - Developing microvascular assays
Nova TheraNostics - Lipid nanoparticle carrier technology
Oasis Diagnostics - Oral fluid diagnostic solutions
Onconome (was Tessara) - In vitro diagnostics using biomarkers
Pacific Biomarkers, Inc - Diagnostic product development
Phenopath Laboratories PLLC - Pathology reference lab and diagnostics
Philips Medical Systems Inc. - Bothell branch of multinational
Photonic Biosystems - Opto-electronic detection systems
Physio-Control - Returns to being an independent company in 2011, makes cardiac defibrillators
PhysioSonics - Ultrasound based neuromonitor technology
Presage Therapeutics - Screen cancer drugs in vivo for efficacy
Prevencio - Heart and stroke biomarker assays
Pulsar Vascular - Minimally invasive devices for neurovascular
RareCyte - Innovative fluorescent imaging technologies
RF Surgical Systems - Uses RFI to detect surgical items left in patients
Ricerca Biosciences - Drug discovery service provider, Bothell branch
RS Medical - Home electrotherapy products in Vancouver, WA
QuantumCor - Mitral valve repair using RF energy
Quantum NW - Makes temperature controlled cuvette holders
Schrodinger - Developing software for computational drug design
Seattle Sensor Systems - Portable sensor for detecting toxic agents
Silere Medical Technology - Working on tinnitus suppression
Sinuwave - BC based photodisinfection technology for sinustius made by Ondine
Spencer Technologies - Ultrasound equipment maker
Spiral Genetics - Bioinformatics cloud computing company
SRS Medical - Makes urodiagnostic devices for pelvic health
STB Ltd - Unknown business focus
Stratos Genomics - DNA sequencing technologies
Targeted Growth - Agricultural biotech to enhance yields
Teranode - Productivity software for scientists
Unigen - Bioactive natural products supplier and developer in Lacey, WA
Uptake Medical - Medical device company, lung disease function
VentriPoint Diagnostics - Technology to create 3-D images of the heart
Verathon - Medical device manufacturer HQ in Bothell, the company was acquired by Roper in November 2009
Visiongate - 3D imaging of intact cells in Arizona
VP Diagnostics - Plaque analysis software for vessel wall imaging
Xactagen - Reporter cell technology to improve drug discovery
XL Sci-Tech - Microsphere company in Richland, WA
Yecuris - Provides human hepatocytes for drug discovery; in Portland

