Founded in 2003, Marinus Pharmaceuticals is a privately held clinical stage specialty pharmaceutical company located in Branford, Connecticut. Marinus' investors include a syndicate of premiere health care and pharmaceutical-focused venture capital investors, company founders and individuals as well as non-profit organizations and academic organizations providing Marinus with a unique blend of industry support.

Marinus has raised $49.8 million in financing to date.

Current Investors:
Domain Associates
Domain Associates, LLC is a venture capital firm focused on health care product opportunities including biopharmaceuticals, medical devices and related businesses.  Over its 23 year history, Domain has been involved in the creation of over 200 companies.  Its latest venture capital fund is Domain Partners VII, L.P., which is capitalized at $700 million.  Domain is located in Princeton, NJ and in San Diego, CA.

Sofinnova Ventures
Sofinnova Ventures is a diversified venture capital firm focused on early-stage biopharmaceutical and technology investing.  Sofinnova’s mission is to provide entrepreneurs with the resources, experience and networks necessary to turn their ideas into thriving businesses. Our life sciences team consists of a seasoned team of five investors and senior executives with deep technical, strategic, and operational experience.  Founded in 1974, Sofinnova currently manages over $1 billion and is investing out of its $375M seventh fund.  Sofinnova has offices in San Francisco and San Diego.

Canaan Partners
Canaan Partners invests in visionary entrepreneurs and provides them the networks, insights and operational guidance required to build high-performance technology and healthcare companies. For 20 years, the partners have taken an active and committed role in the companies in which they invest, and have completed more than 69 mergers and acquisitions and 52 IPOs. With $3 billion under management and a worldwide footprint, the firm’s healthcare team is committed to catalyzing the development of biopharmaceutical, medical device, diagnostic and therapeutics companies that are revolutionizing the practice of medicine. Among recent successes are Cerexa Inc., one of the largest biotech acquisitions of 2007; Advanced BioHealing, a leader in regenerative medicine; and Dexcom Inc., the largest diagnostic IPO of 2005. Other Canaan healthcare investments include Amicus Therapeutics, Chimerix, Inc., ReVision Optics, Inc., and Transoma Medical, Inc. Canaan has offices in California, Connecticut, India and Israel.

Foundation Medical Partners
Foundation Medical Partners is a venture capital investment firm affiliated with The Cleveland Clinic Foundation. The firm is focused solely on health care with a special interest in medical devices, biopharmaceutical platforms and products, and other opportunities in health care including diagnostics, health care services, and health care information systems.

Current Partners:

Purdue Pharma
Purdue Pharma L.P. is a privately-held pharmaceutical company known for pioneering research on persistent pain. Headquartered in Stamford, CT, Purdue is engaged in the research, development, production, and distribution of both prescription and over-the-counter medicines and hospital products.

Yale University
Yale University is a private university in New Haven, Connecticut. Founded in 1701 as the Collegiate School, Yale is the third-oldest institution of higher education in the United States and is a member of the Ivy League.

The Epilepsy Project
The Epilepsy Project is part of The Epilepsy Foundation, a national non-profit with affiliated organizations throughout the United States. It has led the fight against epilepsy since 1968. The Foundation's goals are to ensure that people with seizures are able to participate in all life experiences; and to prevent, control and cure epilepsy through research, education, advocacy and services.