Smart, experienced, personally invested and more than capable.


Meet the team.

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
  • 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.

Stuart Gaskell

Vice President, Customer & Product Management
  • Email
  • Office 401-723-5500 ext 142
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.

Rosanne Tierney

Chief Financial Officer
  • Email
  • 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
  • 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.

Over 40 years of excellent service.

Here at Denison Pharmaceuticals, we’re personally dedicated to meeting your manufacturing and packaging goals. Contact us today to ask how Denison can offer you a worry-free, compliant, full turn-key solution.


One Powder Hill Road
Lincoln, Rhode Island 02865
Toll-free: 800-601-3843

Contact Us