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Better Decisions
Through Collaboration

We are engineers, chemists, biologists, and pharmacists on a mission to transform the way Pharma and Biotech organizations and Life Sciences Investors utilize their assets for financial and strategic advantages.


The Life Sciences Industry is an incredibly complex, but a crucial element of the modern economy and standard of living. The choices that we make within the industry affect the health and well-being of the world in one way or another, so we must ensure that smart decisions are made.

As engineers, scientists and industry specialists ourselves, we intimately understand the impact that your organization can have on a community and the effect that small changes to your strategy can have on the overall efficacy of your organization.

That’s why we have made it our mission to leverage our broad experience to help the Life Sciences Industry streamline how they do business as a whole, from locating, acquiring and divesting prime manufacturing facilities and products, identifying M&A opportunities, identifying investment risks and optimizing the supply chain.

What We Do

We pride ourselves on delivering a standard of excellence not often seen in the industry, through ethical practices, strategic relationships, and an intimate knowledge of the industry as a whole.

As an organization, our core strength is enabling Life Sciences companies to utilize what they already have to grow and thrive in the changing marketplace.

PharmaBioSource has been involved in transactions on four continents that have included well over
10 million SF of Life Sciences facilities, and in product and M&A deals worth over $3 billion

We have professionals located in our offices around the world

Industry Specific Databases

We maintain several comprehensive databases covering all aspects of the Life Sciences Industry to ensure that we have only the best resources at our disposal to help our partners reach their goals.

In-Depth Technical Knowledge

As accomplished engineers and scientists, our varied team of experts has a wealth of comprehensive technical knowledge of the unique needs and qualifications required to thrive in the Life Sciences Industry.

Ashok K. Soni, P.E.

Board Member

Mr. Soni has 26 years experience in a broad range of environmental engineering and strategic consulting for industry, the majority of which has been to the pharmaceutical sector. He is widely recognized for his technical and regulatory knowledge in the environmental field, and for guiding clients through environmental compliance in a manner which meets the clients’ business objectives. He is the President and founder of IES. He holds a BS in Chemical Engineering, an MS in Water Resources Engineering, and is a registered Professional Engineer.

Darrin T. Schellin

Board Member

Mr. Schellin is an entrepreneurially minded C-level executive and business strategist diagnosing and building alignment around market opportunities and taking organizations from challenges to thriving enterprises. Mr. Schellin excels at turning businesses and teams around; creating a vision of the future, bringing people together around the mission and inspiring engagement and action to achieve goals. He has over 25 years of experience in the Life Sciences Industry, ranging from startup to international multi-site responsibility across the drug product, drug substance, and medical device sectors. Mr. Schellin has held senior executive level positions with operating leadership roles, focusing on M&A evaluations, pre- and post-integration strategy, execution of integration plans, along with buy side and sell side advisory. He successfully developed a specialty sterile and drug delivery CDMO business in Irvine, California, subsequently selling it to Siegfried. Prior to entering the consulting field, Mr. Schellin was Siegfried’s SVP, Global Head of Drug Product Operations and US Drug Substance. Today, Mr. Schellin provides consulting services to the Life Science Industry, where he specializes in operational performance, interim management, site evaluations, mergers, acquisitions, and post integration support. He focuses on assisting companies with strategic decisions, and business operations advisory. Mr. Schellin holds a bachelor’s degree in Political Science and Business Administration from DePaul University.

John J. Braithwaite

Advisory Board

Mr. Braithwaite was President and CEO of Accupac (retired), a leading contract manufacturing company serving the Pharmaceutical Industry. Currently, Mr. Braithwaite is the President of PharmaSource Consulting, Inc., a consulting company serving the Pharmaceutical Industry. Mr. Braithwaite is an active member of PharmaBioSource’s Industry Advisory Board.

Joseph J. Tarantino, Jr.

Managing Partner, PharmaBioSource Realty, LLC

Mr. Tarantino is a licensed broker with more than 40 years of experience in the Real Estate Industry. He has held many official positions in the real estate industry including member of the Pennsylvania State Real Estate Commission. Mr. Tarantino is also consultant to several banking organizations as well as the Montgomery County (PA) Commissioners and the Pennsylvania Turnpike Commission.

Amy K. O’Neill

Senior Analyst

Ms. O’Neill has three years of experience within the non-profit industry and five years of progressive experience within the financial services industry, specializing in software application testing. She has been responsible for leading a team of software application testers and mentoring team members by teaching and coaching throughout project life cycle and final release. Ms. O’Neill also has a Bachelor of Science degree in Elementary Education.

Anita Divaker

Office Manager

Ms. Divaker has over 20 years of experience in various fields including reporting, accounting, marketing and office management.  She also has international experience in project management.  Ms. Divaker graduated from Osmania University, India with a B.A. in Accounting.

Olga Morales-Ventura, R.Ph., M.S.

Senior Consultant

Ms. Morales has more than 15 years of experience in the areas of pharmaceutical technology, quality assurance, and regulatory compliance while maintaining ties with academia via a part-time Visiting Professor appointment at the UPR School of Pharmacy Industrial Pharmacy Program.

William T. Hensler, Ph.D.

Senior Consultant

Dr. Hensler is a Biochemical Engineer with 18 years of international cGMP pharmaceutical manufacturing, quality assurance and engineering experience, with particular emphasis on production of bulk biopharmaceuticals including cytokines, monoclonal antibodies, vaccines and blood products. He has extensive knowledge of manufacturing compliance, validation and regulatory requirements for bulk biopharmaceutical facilities according to US FDA, EMEA and ICH regulations (API’s and final dosage forms). Dr. Hensler is technically proficient on many aspects of biopharmaceutical processing, with emphasis on large scale bulk production and process validation.

Dominic A. Ventura, Ph.D.

Senior Consultant

Mr. Ventura has over 25 years experience in executive management and technical operations in the pharmaceutical industry. He has proven leadership in product and process development, process validation, general plant management, facility construction, commissioning and start-up.  Extensive technical operations experience with knowledge in manufacturing excellence, Quality by Design/PAT, QA/QC, regulatory/compliance, technology development and transfer, and training. Broad exposure to all aspects of pharmaceutical supply chain management in solid, liquid, and sterile dosage products with extensive lyophilization experience.

Hans-D. Zeitz M.Sc. (Econ.)

Senior Consultant

Mr. Zeitz has 30 years of experience in the pharmaceutical industry with various levels of increasing responsibilities in business development, 3rd party sales and contract manufacturing of API and finished dosage forms.  He held these positions at Huemann Pharma, Pharmacia, Pfizer and Fareva.  Mr. Zeitz has a Master of Science degree in Economics from the University of Frankfurt / Main.

Carl J. Accettura, M.S., MBA

Senior Consultant

Mr. Accettura has 30 years of BioPharma industry experience with both Big Pharma – Pfizer, Roche, BMS as well as Emergent and Virtual Pharma companies – Anesta/Cephalon, RxKinetix, Kyowa Pharmaceuticals, Dainippon Sumitomo Pharma America/Sunovion, and Braeburn Pharmaceuticals. He has held executive level positions in the areas of supply chain, new product development and technical operations. Mr. Accettura has overseen the development of end-to-end global supply chain strategies and commercial readiness roadmaps for major branded product launches across the US, Europe and Asia. He earned a B.S. with distinction from Cornell University in Mechanical Engineering and also holds a M.S. from University of Illinois and a MBA from the Stern School at New York University.

Scott Schultz

Senior Consultant

Mr. Schultz is an information systems specialist with over 15 years experience in the design, implementation and management of corporate information and communication technologies. His experience includes the design, development and implementation of real time barcode inventory and labor reporting systems as well as performing and directing corporate information systems validations to ensure adherence to FDA regulations.

Joel Zicot

Senior Consultant

Mr. Zicot is an engineer with a broad range of international experience in the technical aspects of pharmaceutical manufacturing processes – engineering / commissioning / maintenance / optimization / validation. His technical knowledge in the area of production includes: powder processes, IBC’s technology, packaging equipment (blisters, bottles, sachets), powder and liquid (aseptic) filling, handling systems, tableting machines, coating, capsuling machines, onguent, blending, granulation, drying (fluid bed dryer, spray dryer, freeze dryer) compaction, sterilization (autoclaves, UV, tunnel), solvent storage, explosion proof (EEX) area, centrifugal dryers, primary chemical plant.

Roseanne Schwiegerath


Ms. Schwiegerath is a chemist with more than 20 years of experience in Pharmaceutical R&D analytical research. She has expertise in Analytical Research, method development, method validation, stability testing, raw materials testing and technology transfer to manufacturing. She is also experienced in preparation and editing of IND and NDA submissions to FDA.

Paolomi Mukherji


Ms. Mukherji has 20 years of experience in consulting experience involving the delivery of strategies and solutions for regulatory compliance in the FDA and EMEA regulated pharmaceutical, biotech and medical device industries.  Her expertise includes leading teams to develop and deliver QA and regulatory strategies and solutions for GMP compliance as well as numerous due diligence exercises.  Before joining PharmaBioSource, Ms. Mukherji worked at Clarkston Consulting and KMI, a division of Parexel.  She holds a B.S. in Biochemistry from the University of Rochester.

Robert Crawford


Mr. Crawford has a B.A. in Business Administration from Pennsylvania State University.  He has experience in pharmaceutical and biotech market research and analysis.

Talk To Us

Whether you’re looking to streamline your business processes, buy or sell a manufacturing facility, or expedite a merger, our expert advisors are here to make it a smooth and favorable experience for you.

Representative Clients