Smart, experienced, personally invested and more than capable.

We are a team of seasoned professionals working with you to bring your products to market. Combining our experience with your product knowledge allows us to determine the most efficient and cost-effective way to manufacture and package your products.

Whether it’s an existing product that is being transferred to us, or a new SKU in your portfolio, we have the capabilities to get the job done for you.


Brad Stone

President & CEO

Email brad@dpharm.net
Office 401-723-5500 ext 117
Mobile 401-965-4556

Brad Stone has been serving as President and CEO of Denison Pharmaceuticals since 2006. He began his career with Denison in 1991 working in all facets of the company including Operations, Process and Packaging Engineering, and Business Development. He holds a Bachelor’s degree in Business Administration from The American University.

Tom Stone

Executive Vice President, Business Development

Email tom@dpharm.net
Office 401-723-5500 ext 115
Mobile 401-450-6463

Tom Stone began his career with Denison in 1994 working in Quality Control, Manufacturing, and Quality Assurance. He has extensive knowledge of manufacturing, supplier qualification, equipment qualification, validation, and cGMP’s. He holds a Bachelor’s degree in Classics from Brown University, and a Master of Business Administration degree from Vanderbilt University.

Pamela M. Patrick

Vice President, Operations

Email ppatrick@dpharm.net
Office 401-723-5500 ext 144
Mobile 410-924-8998

Pam Patrick joined the company in April 2013 as Vice President, Operations. She joins the company following 14 years of contract Pharma manufacturing and packaging at Aphena Pharma Solutions and Celeste Contract Packaging. Pam has broad experience in all phases of manufacturing, packaging and operations. Her particular expertise is continuous improvement. Prior to Pharma, Pam held positions at Specialty Chemical manufacturers. She is a graduate of Southern Illinois University with a BS in Industrial Technology and also holds an MBA. Ms. Patrick has over fifteen years of executive level management and over twenty years of manufacturing & operations experience.

Stuart Gaskell

Director, Customer Service and Supply Chain Logistics

Email sgaskell@dpharm.net
Office 401-723-5500 ext 142
Mobile 401 286 1592

Stuart joined Denison Pharmaceuticals in April 2013 as the Director of Customer Service and Supply Chain Logistics. He is the focal point for Denison as the day- to-day customer liaison and in satisfying customer needs through timely execution of the production schedule. Stuart has a broad experience in all phases of purchasing and logistics and most recently held positions within Inventory Control Management and Purchasing for a large import company. He has over 24 years of experience in Military Communications and Operations whilst serving for Her Majesty’s Royal Navy in the UK. Stuart holds a BA in Leadership and Management from the Open University.

Pinaki Majhi, Ph.D.

Chief Scientific Officer and Head of R&D

Email pmajhi@dpharm.net
Office 401-723-5500 ext. 153

Pinaki joined the company in November 2014 as Director of R&D and Formulation. Pinaki has been instrumental in founding new R&D Division and CRO business and converting Denison from CMO to CDMO (Contract Development Manufacturing Organization). Pinaki is a highly experienced product development professional with strong background in pharmaceutical and colloid chemistry (20+ years of combined research and product development experience in US, Germany, and India). He has expertise in product development (concept-to-launch) including pre-formulation, formulation design & optimization, and scale-up of topical, oral, ophthalmic, and personal care products; Skilled in formulation and characterization of semi-solid, suspension, and liquid dosage forms and designing novel drug delivery/platform technologies. Prior to Denison, Pinaki held R&D positions for several pharmaceutical and personal care companies including Amneal Pharmaceuticals, PreCision Dermatology, Valeant Pharmaceuticals NA, Dow Pharmaceuticals Sciences, and Assam Company Ltd.; Pinaki holds a Ph.D. degree in Chemistry (Colloids, Pharmaceuticals) from Jadavpur University (India) and received postdoctoral training on lipid (vesicles), protein and nucleic acid chemistry from several universities in Germany and USA including Martin Luther University of Halle-Wittenberg (Germany), IUPUI, and UCSF; Pinaki has published 65+ publications (including research articles, patents, conference abstracts, and book chapter) so far.

Rosanne Tierney

Chief Financial Officer

Email rtierney@dpharm.net
Office 401-723-5500 ext 146

Rosanne Tierney joined the company in July 2014 as Chief Financial Officer. Prior to joining Denison, Rosanne spent 10 years at EnPro Industries, a publicly traded global manufacturing company, holding a variety of finance positions throughout the organization, including Director of Accounting and Financial Reporting. Prior to that she was a practicing CPA with KPMG and Eldredge, Fox and Porretti in Rochester, NY. She is a graduate of the University of Rochester with a BA in French and an MBA in accounting and finance from the William E Simon School of Business. Ms. Tierney has over 20 years of executive level experience in the areas of finance and accounting.

Paulo Carreiro

Vice President of Quality

Email pcarreiro@dpharm.net
Office 401-723-5500 ext 126

Paulo Carreiro joined Denison Pharmaceuticals in October of 2015 as Vice President of Quality. Paulo has over 25 years of progressive experience in a variety of industries, including pharmaceutical, biotechnology and cosmetic. His knowledge of the pharmaceutical and cosmetic industries encompasses building manufacturing facilities, production ramp-up, deployment of quality systems, building and operating testing laboratories, implementing and maintaining validation programs, product/facility registrations, regulatory submissions with government agencies and hosting regulatory inspections. Paulo holds a Bachelor of Science degree from Bridgewater State University and a Master of Business Administration (MBA) degree from Lesley University.