Stephen Rose

Fisk Ventures LLC (Fisk Ventures) is a venture capital firm founded in 1997 by H. Fisk Johnson. The firm is headquartered in Racine, Wisconsin.

Singulex, Inc. provides biotechnological research and development services. It also provides instrumentation and immunoassays with the requisite sensitivity and specificity to enable biomarker discovery and validation for drug safety and efficacy. The company was founded by Robert S. Puskas in November 1997 and is headquartered in Alameda, CA.

Stratos Genomics, Inc. develops nucleic acid sequencing methods. The firm's Sequencing by Expansion (SBX) solution offers a single-molecule detection process that allows whole genome sequencing. The company was founded by Allan H. Stephan, Mark Kokoris, and Robert McRuer in 2007 and is headquartered in Seattle, WA.

Senet, Inc. engages in the provision of Internet of Things (IoT) connectivity platforms and services. It offers network-as-a-service, managed network services for IoT, low power wide area network, developer portal, and a suite of LoRaWAN IoT development services. The company was founded by Richard Gibbs and Steve Owens in 2006 and is headquartered in Portsmouth, NH

MacuLogix, Inc. engages in the early detection and tracking of retinal diseases. Its AdaptDx is the first practical measurement tool for dark adaptation which provides doctors with an easy-to-use functional test similar to routine perimetry testing for glaucoma. The company also provides macular degeneration services. The company was founded by John G. Edwards and Gregory R. Jackson in 2004 and is headquartered in Harrisburg, PA.

Avantor Performance Materials LLC manufactures and markets chemicals for the biopharmaceutical industry. The firm’s products include acids, amino acids, denaturants, excipients, molecular biology products, salts, stains and dynes, sugars and biological buffers and reagents. The company was founded in 1904 and is headquartered in Center Valley, PA.

Mallinckrodt, Inc. developed manufactured and marketed medical products for hospitals. It provided specialty healthcare products for diagnostic imaging, respiratory care and pain relief. The firm sold its products to hospitals, alternate care sites, drug manufacturers and clinical laboratories. The company was founded in 1867 and was headquartered in Hazelwood, MO.