AssayQuant Technologies was founded in 2015 by scientists Dr. Barbara Imperiali and Dr. Erik Schaefer. For over two decades, Barbara and Erik have been innovators in life science research, technology and new product development. Under their leadership, AssayQuant delivers robust, easy-to-use, and high-value assays, backed by innovative and proven technologies, to enable your research efforts. With over 250 peer-reviewed publications and a dozen patents between them, Barbara and Erik have unmatched expertise that's passed along to every customer through strong technical support and a commitment to meeting the needs of our customers. 


Erik Schaefer
Erik Schaefer, Ph.D.

Co-founder, President, CEO, CSO, & Board Member

Erik is co-founder and President, CEO and CSO of AssayQuant Technologies, Inc. He has over 25 years of experience leading innovative life science tool companies, including Promega, BioSource, Invitrogen/Life Technologies, Thermo Fisher Scientific and now AssayQuant Technologies, Inc. In his many leadership roles, Erik has built and led high-performing R&D and manufacturing teams focusing on integrating innovative technologies to enable customers across diverse market segments and drive business performance. He has developed and commercialized more than 750 new products with a focus on workflow solutions and novel assay formats to improve understanding of signal transduction pathways and phosphoregulation in normal and disease states and to enable drug development leading to more effective treatments of human disease.

Erik holds a Ph.D. in Microbiology and Molecular Genetics, with a focus on molecular and cellular biology, from the Robert Larner, M.D. College of Medicine at the University of Vermont. He has 65 peer-reviewed publications and one patent (1 pending). He did his postdoctoral studies at University of Texas Southwestern Medical Center in Dallas, TX and the Texas A&M Institute of Biosciences & Technology in Houston, TX, working on insulin receptor structure-function and creating animal models for diabetes.

Outside of AssayQuant, Erik enjoys time with his family, fly fishing, gardening and hiking.

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Barbara Imperiali
Barbara Imperiali, Ph.D.

Co-founder, CTO & Board Member

Barbara is co-founder and CTO of AssayQuant Technologies. She is currently the Class of 1922 Professor of Biology and Chemistry at MIT and has run an independent research group working in the fields of chemical biology and glycobiology at Carnegie Mellon, Caltech and MIT. Barbara received a B.Sc.(Hon) in Medicinal Chemistry (University College London, UK) in 1979 and a Ph.D. in Synthetic Organic Chemistry (MIT, Cambridge MA). She also carried out postdoctoral studies at MIT and Brandeis University.

Barbara’s research focuses on diverse aspects of protein structure, function and design, and she applies multi-disciplinary approaches involving organic synthesis, state-of-the-art spectroscopy, molecular modeling, enzymology, and molecular and cellular biology to address fundamental problems at the interface of chemistry and biology.

Barbara has co-authored over 220 peer-reviewed publications and 14 patents, and she is a member of the National Academy of Science.

In her free time, Barbara enjoys hiking and CrossFit and on longer escapes, she likes to go on long-distance backpacking trips.

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Gerry Labonte

Chief Financial Officer

Gerry is a finance and accounting executive with 30+ years of leadership experience focused on system implementation, defining roadmaps, and developing financial platforms. He has successfully led a broad range of financial implementations impacting private equity and real estate, including investment returns and calculations, and performance reporting.  Gerry’s finance and accounting experience is in diverse industries (Real estate, public accounting, consulting, etc.) for both public (State Street Bank, Brookfield Asset Management) and private (Hipercept, AEW Capital Management) companies. He has delivered operation excellence across diverse areas, including RFP process management, accounting operations outsourcing analysis, ERP software selection and integration, large-scale implementation of accounting, finance, and warehouse management systems and automation of common financial processes to deliver improved function and efficiency.

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Valerie M. Gionis

Vice President of Sales & Marketing

Valerie brings more than 20 years of diverse experience in marketing, and sales strategy, commercial operations, business development, and customer experience management to AssayQuant Technologies. She excels at translating complex technologies into meaningful narratives to increase brand awareness and grow revenue. Valerie is a champion for exceptional customer experience and has effectively positioned multiple companies for investment, growth and acquisition.

Early in her career, she worked for two highly innovative cell-based image analysis and software companies, Q3DM Inc. and Vala Sciences. In her role as Vice President of Sales and Marketing at Asteres Inc., she developed new positioning and sales approaches to align with customer needs and created robust and unique selling approaches to expand sales and business development opportunities with strategic and channel partners. As co-founder and CEO of Valtari Bio, she developed the business strategy, positioning, and strategic partnerships for this early-stage stroke diagnostic start-up. As the marketing leader at Optivia Biotechnology, Valerie led rebranding as a leading contract research organization in transporter studies and created the go-to-market strategy for their first product launch.

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Husam F. Fayez

Director of Operations 

Husam is a biotechnology leader with over 30 years of experience delivering operational excellence across disciplines, including compound and sample management, database & project management, automation, informatics, and drug discovery. He brings unique technical and business management knowledge gained through the successful implementation of multiple complex global projects requiring both hardware and software. Husam brings the customer perspective to his work at AssayQuant from his tenure at multiple small and large biopharmaceutical companies including Lundbeck, Wyeth, Pfizer and Evotec. He also has a deep breadth of experience as a software and hardware solutions provider from his work at HighRes Biosolutions, SPT Labtech and Titian. Husam has led and worked within multidisciplinary teams, including scientists, software & biomedical engineers, manufacturing technicians, and sales teams, to successfully deliver high-value solutions that increase efficiency and productivity across the organization. At AssayQuant, Husam oversees multiple functions, including Manufacturing, Automation, Sample and Project Management.

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Board of Directors

Charles Baltic

Chairman of the Board

Mr. Baltic has served as a Director of MEI Pharma, a publicly-traded development-stage biotechnology company focused on hematology / oncology (MEIP – Nasdaq CM), since October 2011 and as Chair of its Nominating and Governance Committee since 2012. Mr. Baltic has been affiliated with Needham & Company, LLC since 2009, as Managing Director and Co-Head of Healthcare Banking until 2019 and as Senior Advisor from 2019. Mr. Baltic has served as acting CEO of Amyndas Pharmaceuticals, a private development-stage biotechnology company focused on immunology and innate immunity complement therapeutics based on technology licensed from the University of Pennsylvania, since March 2021. Mr. Baltic served as Executive Vice President and COO of SIDIS Corp., a private life sciences management and investment company, from 2019, where he oversaw the execution of the sale of the Propel Labs flow cytometry business to Thermo Fisher Scientific in February 2021. Mr. Baltic was a Managing Director and head of the biotechnology practice at CRT Capital Group from 2006 to 2008. From 2001 to 2006, he served as a Managing Director in Healthcare Investment Banking at Wachovia Securities. Prior to Wachovia, he was with Healthcare Investment Banking at Cowen and Company for six years, ultimately serving as a Director. Prior to beginning his investment banking career in 1996, Mr. Baltic practiced corporate and securities law with the firm of Dewey Ballantine, representing numerous healthcare and securities clients. Mr. Baltic previously served as a Director of SIDIS from 2015 - 2019. Mr. Baltic served as a Director of the non-profit trade association Life Science Washington from 2013 to 2018. He served as a Director of MedVantage Inc., a private health informatics company which was ultimately acquired by IMS Health (now IQVIA Holdings), in 2011. Mr. Baltic served as a member of the U.S. Securities and Exchange Commission’s Advisory Committee on Small and Emerging Growth Companies from 2013 to 2015. He served as a founding Trustee of the non-profit Hope Funds for Cancer Research from 2007 to 2017. Mr. Baltic earned B.A (honors) and J.D. degrees from Georgetown University and a M.B.A. degree in finance from the Wharton School of the University of Pennsylvania.

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Jeff Hoerle

Board Member

Jeff Hoerle is Managing Partner of Stone Run Capital, LLC, an investment firm based in New York.  Prior to founding SRC in 2010, Jeff worked at Reich & Tang Asset Management from 2003 as an investment analyst and portfolio manager.  Formerly, he worked at Ovid Technologies, Inc. from 1993 in a number of roles including Chief Financial Officer and Chief Operating Officer.  Mr. Hoerle has a B.A. from Yale University (1990) and an E.M.B.A. from Columbia University (1997).

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Gil Price, MD

Board Member

Dr. Price is an experienced biotech executive and entrepreneur with expertise across clinical asset investment strategy, evaluation, financing and execution. Additional leadership experience within R&D, Medical, and Strategy corporate functions.

Dr. Price was previously responsible for the strategic and tactical management of all business at Drug Safety Solutions, acquired in June 2017 by Linden Capital Partners. Dr. Price now functions as the Chief Medical Consultant for the global ProPharma Group.

Over the years, Dr. Price has served on multiple corporate boards, including public, private, and not-for-profit. His board duties have included the Chairman's role on Compensation and Governance and a member's role on Audit Committee. He has served on boards that report to; TSX, NYSE American, and NASDAQ. In his recent most recent experience at Rexahn Pharmaceuticals, Inc. (NYSE American: RNN), he serves on Compensation, Governance, and Business Development Committees. In his previous role with Sarepta Therapeutics NASDAQ: SRPT, he helped guide the company's transition from an $80 million market (2008) to its current $8.4 billion market cap (2019).

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