With the acquisition of DSI in 2021 and Halloran Consulting Group in 2024, ProductLife Group further expanded its North American presence by expanding its global reach and capabilities to support the development of new therapies and devices. As leading experts in regulatory, quality & compliance, organizational excellence, and clinical development and operations, both DSI and Halloran position PLG as a leading global provider of comprehensive healthcare services. Combining DSI and Halloran, PLG North America provides an expansive array of consulting services for our Pharma and Biotech partners who are developing products for the FDA and Health Canada.

World map highlighting the connection between European and North American PLG market

PLG North America

PLG North America supports international and domestic pharma and biotech sponsors as an integrated regulatory and pharmacovigilance partner for FDA and Health Canada filings.

Halloran

Halloran is a Life Ccience consulting firm, partnering with pharmaceutical companies to create strategies and solutions through consulting services to positively impact the health and well-being of patients worldwide by helping to bring lifesaving scientific and medical advancements to market.

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DSI - DS Inpharmatics

DSI supplies Senior Consultants in CMC, Quality Assurance, and Regulatory Affairs leadership roles to guide clients’ projects to fruition.

DSI solves drug development problems and implements the solutions at the clients’ site or through their CDMOs.

Countries Management

Joanne Sullivan

EVP America (ExCo)

Brian Lihou

DSI General Manager

Sheila Gwizdak

VP/Head of Consulting, Halloran Consulting Group

With over 25 years of expertise in the life sciences, Sheila serves as a senior leader and trusted advisor to organizations in regulated industries. As Vice President and Head of Consulting at Halloran Consulting Group, Sheila leads a dynamic team of experts dedicated to designing and implementing innovative solutions that drive impactful business results and create a competitive edge for our clients.
Sheila's expertise spans management consulting, quality and compliance, business process optimization, risk management, and organizational transformation. She is passionate about fostering a culture of quality, continuous improvement, and innovation within life sciences organizations, empowering them to achieve their strategic objectives. Sheila has a proven track record of spearheading initiatives that enhance organizational performance, elevate client satisfaction, and ensure regulatory excellence.

Gail Winslow

Head of Marketing, North America & JPAC

For nearly three decades, Gail has honed her expertise in communications, PR, marketing, and business development, with a particular focus on driving profitability, spearheading go-to-market strategies, fortifying brand identity, and orchestrating internal communications. Gail's purview has encompassed a diverse array of functions, including P&L management, go-to-market strategy formulation, brand elevation, internal communications optimization, and bi-coastal team leadership. She orchestrates client acquisition initiatives, steers marketing transformation endeavors, and champions industry best practices to fortify her clients' best interests.
Within her roles, Gail curates compelling thought leadership content, empowers sales teams with enablement resources, orchestrates impactful events and tradeshows, and drives lead generation through inside sales initiatives. She also fosters a culture of effective communication through strategic internal and executive messaging.
Gail's career trajectory in the healthcare sector spans over two decades, during which she played pivotal roles in shaping the marketing endeavors of both private and publicly traded healthcare entities. Her academic journey includes an undergraduate degree in Rhetorical Studies from the University of New Hampshire and a master’s in communications management form Simmons University. Complementing her formal education, she has pursued advanced certification programs through prestigious institutions such as PRSA, SHSMD, and eCornell University. She also studied luxury brand marketing at the American University in Rome.

Barbara Lassoff

Head of North American Operations

Barbara Lassoff has extensive expertise in project management and global operations leadership. Her career is marked by a commitment to driving strategic initiatives, managing global teams, and delivering optimal results across various industries and organizations. Her passion for continuous learning and project management has enabled her to lead teams through significant organizational changes, demonstrating her ability to navigate complex environments while ensuring growth, profitability, and customer satisfaction.
Before joining ProductLife Group, Barbara held various leadership roles at Parexel, notably as Vice President of Shared Services for Global Safety Services and Senior Director of Regulatory Outsourcing Services. She was previously Director of Strategic Partnerships and Quality Assurance at Liquent, a provider of regulatory information management software and services.