Premier Research’s Acquisition of Regulatory Professionals, Inc.


The investment banking firm William Blair & Company served as financial adviser, and the law firm Ropes & Gray LLP served as legal adviser to Premier Research. RPI was advised by Edgemont Capital Partners, Lowenstein Sandler LLP, and KPMG LLP.

Premier Research, a global provider of clinical development services to biopharmaceutical product innovators, has acquired Regulatory Professionals, Inc. (RPI), a California-based company that provides regulatory expertise and solutions to biotechnology, pharmaceutical, and medical device companies. This partnership will form a new Regulatory Services Division of Premier Research, and Donna Kato, RPI’s Founder and CEO, will become President of the newly created division.

RPI provides strategic advice, regulatory planning, and a full range of submission services, helping its clients advance the development and registration of their products in worldwide markets. Founded in 1995 and based in the San Francisco Bay Area, RPI employs more than 40 professionals with extensive regulatory experience across the complete product life cycle, across product types, and covering a wide range of therapeutic areas that include the largest and fastest-growing such as oncology, neurology, cardiovascular, and dermatology.

RPI’s clients are small and midsize companies seeking guidance and support as they move their products into and through development, as well as larger companies seeking to fill resource gaps within their in-house regulatory departments.

Premier Research’s principal investor is Metalmark Capital, a leading private equity firm with $3.7 billion in aggregate capital commitments that seeks to build long-term value through active and collaborative partnerships in its focus areas of healthcare, agribusiness, growth industrials, and natural resources.

Lowenstein Sandler represented Regulatory Professionals, Inc. with a team including Steven E. Siesser (Picture), Lowell A. Citron, Brooke A. Gillar, Lesley P. Adamo, Eric Jesse, Alexander Brooks, Sophia Mokotoff, Megan Monson, Matthew A. Nemeth, and Sami Najib.

Involved fees earner: Steven Siesser – Lowenstein Sandler LLP; Brooke Gillar – Lowenstein Sandler LLP; Alexander Brooks – Lowenstein Sandler LLP; Matthew Nemeth – Lowenstein Sandler LLP; Sami Najib – Lowenstein Sandler LLP; Lowell Citron – Lowenstein Sandler LLP; Lesley Adamo – Lowenstein Sandler LLP; Sophia Mokotoff – Lowenstein Sandler LLP; Eric Jesse – Lowenstein Sandler LLP; Megan Monson – Lowenstein Sandler LLP;

Law Firms: Lowenstein Sandler LLP;

Clients: Regulatory Professionals, Inc. ;