Consistent with our theme of increasing specialization as a source of differentiated performance, Ampersand’s Healthcare portfolio has been focused around several overlapping industry clusters where our multiple prior successes give us a competitive edge. Most of our portfolio companies have revenues between $10 and $100 million at the time of Ampersand’s investment. We typically invest between $10 and $30 million and years of operational expertise to drive each investment toward success.

  • Current Companies
  • Current Companies
  • Past Companies

Representative companies in our current portfolio include:

Selected companies from our past portfolio include:

Accuratus Lab Services

Location: Eagan, MN

Business: Antimicrobial testing services

Result: Sold to Microbiology Research Associates (MRA)

Aclara Biosciences

Location: Hayward, CA

Business: Microfluidic systems for diagnostics

Result: Acquired by LabCorp

Agilux Laboratories

Location: Worcester, MA

Business: Bioanalytical services for drug discovery and development

Result: Sold to Charles River Laboratories


Location: San Diego, CA

Business: Reagents for life science researchers

Result: Sold to Qbiogene

Assay Designs

Location: Ann Arbor, MI

Business: Detection kits for drug discovery

Result: Sold to Enzo Biochem

Avista Pharma Solutions

Location: Durham, NC

Business: Contract development and manufacturing of small molecule drugs


Location: Alpharetta, GA

Business: Podiatric pathology


Location: Newtown, PA

Business: Core Lab and eClinical Solutions for Clinical Trials

Result: Sold to Cinven


Location: Durham, NC

Business: Orthopaedic biologics

Brammer Bio

Location: Lexington, MA and Alachua, FL

Business: Clinical and commercial contract development and manufacturing of complex biologics (gene and cell therapy)


Location: Cleveland, OH

Business: Cardiac safety and drug discovery screening services

Result: Sold to Charles River Laboratories, Inc.

Confluent Medical Technologies

Location: Fremont, CA

Business: Outsourced design and manufacturing services for the medical device industry

CoreLab Partners

Location: Princeton, NJ

Business: Clinical trial imaging and cardiac safety

Result: Merged with BioClinica (Nasdaq: BIOC)

Corpus Medical

Location: Campbell, CA

Business: Contract development and manufacturing of medical devices and delivery systems

CRI Lifetree

Location: Philadelphia, PA

Business: Specialty clinical research organization

Result: Sold to PRA


Location: Wilmington, MA

Business: Unit-of-use prescription compounding kits

Dynex Technologies

Location: Chantilly, VA

Business: Diagnostic instrument business

Result: Sold to PE firm

Elite One Source Nutrisciences

Location: Missoula, MT

Business: Nutritional supplement and nutraceutical contract manufacturer

ETE Medical

Location: Warwick, RI and Sunnyvale, CA

Business: Contract manufacturer of textile biomaterials and specialty plastic components for medical products

Result: Sold to Confluent


Location: South Plainfield, NJ and Suzhou, China

Business: Contract genomics services


Location: Carlsbad, CA

Business: Cancer diagnostics laboratory

Gyros Protein Technologies

Location: Tucson, AZ and Uppsala, Sweden

Business: Provider of sample prep, synthesis and bioanalytical tools for discovery, development and manufacturing of biotherapeutics

Innovative Food Processors

Location: Faribault, MN

Business: Custom powders for nutritional supplement and nutraceutical ingredient companies

Result: Sold to Balchem


Location: Belmont, CA and Worcester, MA

Business: Biologics Contract Research Organization providing services to the pharmaceutical and biotechnology markets

Magellan Diagnostics

Location: North Billerica, MA

Business: Point-of-care analyzer business

Result: Acquired by Meridian Bioscience

MedVenture Technology

Location: Jeffersonville, IN

Business: Outsourced developer and manufacturer of disposable medical devices

Result: Sold to Helix Medical.


Location: San Diego, CA

Business: Electrophoresis systems

Result: Sold to Invitrogen (Nasdaq: IVGN)

Ortho Organizers

Location: Carlsbad, CA

Business: Specialty dental products

Result: Sold to Henry Schein Inc. (Nasdaq: HSIC)

Panacos Pharmaceuticals

Location: Watertown, MA and Gaithersburg, MD

Business: Developer of antiviral drugs and vaccines

Result: Merged with Vitex (Nasdaq: VITX)

Roadrunner Pharmacy

Location: Phoenix, AZ

Business: Veterinary Pharmacy

Result: Acquired by Vets First Choice

Sanova Dermatology

Location: Austin, TX

Business: Dermatology practice management

Signature Genomic Laboratories

Location: Spokane, WA

Business: Molecular cytogenetics

Result: Sold to PerkinElmer

Stereotaxis (Nasdaq: STXS)

Location: St. Louis, MO

Business: Magnetic-based microsurgical tools

Result: IPO

Talecris Biotherapeutics (Grifols, SA)

Location: Research Triangle Park, NC

Business: Pharmaceutical development and manufacturing

Result: Sold to Grifols, S.A. (Nasdaq: GRFS)

TREK Diagnostic Systems

Location: Cleveland, OH

Business: Provider of products for microbiology labs

Result: Sold to Thermo Fisher Scientific

TriPath Imaging (Nasdaq: TPTH)

Location: Burlington, NC

Business: Cervical cancer screening systems

Result: AutoCyte IPO 1997. TriPath Merger 1999

Viracor-IBT Laboratories

Location: Lee's Summit, MO

Business: Molecular virology and immunology

Result: Sold to Eurofins