Our Team V2 (copy)
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Where the Passion Begins
Leadership Team

Jeff Yuen (exFDA)
Jeff Yuen (exFDA)


Lynnette Yuen
Lynnette Yuen


Steve Lane
Executive Director
Steve Lane
Executive Director
Prior to joining Jeff Yuen & Associates Steve was the Head of the Reference Standards Division at the United States Pharmacopeia where he oversaw all USP method development and validation laboratories globally as well as all reference standard operations and support laboratories. Steve is a senior level executive with a diverse background. His broad expertise includes conducting GMP/ GCP audits to successfully leading large remediation teams to sitting in numerous interim Quality leadership roles....


Tammy Lucik
Executive Director
Tammy Lucik
Executive Director
Tammy Lucik is a dynamic Quality professional with 30 + years of experience in Quality Management. A senior level executive responsible for quality staff of 200+ for clinical and commercial drug substance and drug product manufacturing....


Gary Brennan
Gary Brennan
A seasoned quality executive, Gary has lead quality and compliance organizations for more than 30 years. His experience includes laboratory operations, quality/compliance, and validation oversight for API/Drug Substance and sterile and non-sterile drug product programs. Gary's previous companies include Teva, Mallinckrodt, Alcami (AAI/Cambridge Major Laboratories) and Exela Pharma Sciences.


Monique Mendoza
Monique Mendoza
Monique has over 25 years of experience in the pharmaceutical/biotechnology industry and has worked with many dosage forms including oral solid dose, topicals and injectables. She has worked both domestically and internationally for multi-national companies including Bayer Healthcare, Dynavax Technologies, and Pharmaceutics International Inc. She has a strong technical knowledge of aseptic and API operations and overall knowledge of Quality Systems.


Jax von Kalbe
Jax von Kalbe
Jax joined the team in 2020 during the height of the pandemic. He has quickly grown into the role of Chief Compliance Officer and Head of Security. He has his ears to the ground and nose in the air on the constant lookout for integrity breaches. Loyal, patient and a good companion to the executive team and partners!

Our Team of Associates
JYA is unique in that it's team is comprised of a healthy balance between former regulators and industry experts serving the pharma, biotech and medical device industries. Our team members are selected by JYA based on their known distinction, regulatory agency and/or industry experience.
Key team members have worked for FDA as National Experts, Level 3 Drug Specialists, PAI Managers, Drug Team Leads, Foreign Inspection Cadre Members, CSOs and SCSOs, Compliance Officers, CDER Review Microbiologists and Chemists. Our equally impressive industry experts have taught FDA courses, specialized in Data Integrity Verification Audits and Assessments, worked as CEOs, Heads of Quality, Quality Control (Chemistry and Microbiology), Validation, hosted successful regulatory inspections, and worked on major regulatory and compliance remediation projects.
Professional Consultant
Meet Our Experts

Mujtaba Ali
Sr Associate
Mujtaba Ali
Sr Associate
Mujtaba is a Quality Executive with 30+ years of US experience in Operational, Compliance, and Quality best practices. His professional strengths include:
• Small and Large Molecule, Cell Therapy, mAB, Sterile Products....


Erwin Andrews
Sr Associate
Erwin Andrews
Sr Associate
Erwin Andrews has 16 years of experience in the pharmaceutical industry. Those 16 years have consisted of aseptic manufacturing leadership and quality assurance leadership roles. In these roles, Erwin has focused on instilling a quality mindset in his organizations....


Griet Atkins
Sr Associate
Griet Atkins
Sr Associate
Griet has over 25 years experience in the pharmaceutical industry with expertise in data integrity, quality systems, aseptic parenteral manufacturing, and quality control testing. Griet has been working with Jeff Yuen &Associates for the last 10 years.


Suraj Baloda
Sr Associate
Suraj Baloda
Sr Associate
Suraj Baloda, Ph.D. is the Founder & President of SARMICON, LLC., located in Acton, MA, USA. Dr. Baloda is a pharmaceutical quality professional and microbiology expert with more than 35 years of global experience in the pharmaceutical, biotechnology, and related industries, and academia....


Baron Bowers
Sr Associate
Baron Bowers
Sr Associate
Baron Bowers has over 17 years of experience in the biopharmaceutical industry with a focus in aseptic processing and sterility assurance. He has a diverse background of both leadership and technical roles with a proven track record of success. Roles have included Vice President of Quality Operations, Site Director of Parenteral Manufacturing, Director of Technical Services, Director of Manufacturing Operations, and senior roles in both Project Management and Quality Control.


David Browne
Sr Associate
David Browne
Sr Associate
David oined Jeff Yuen & Associates in 2016 and brings over 25 years of experience in contract laboratory and drug manufacturing (CRO/CDMO) sector of the pharmaceutical / biopharmaceutical industry. David began his career as a bench chemist developing and validating analytical methods, before transitioning to Quality Control and senior QC leadership roles....


Andrew Campbell
Sr Associate
Andrew Campbell
Sr Associate
Andrew has more than 30 years of Quality Assurance experience in support of commercial and development activities. He specializes in design, remediation, and implementation of Quality Systems. He is an accomplished Trainer, with a focus on practical application of training topics to day-to-day operations. He also has extensive experience with Deviation Investigations, Change Control, Auditing and Inspection Readiness/Management. Andrew brings a practical, common sense perspective to his projects.


Yong Cho
Sr Associate
Yong Cho
Sr Associate
Yong Cho is an SME in CMC, regulatory, cGMP, quality system, compliance, audit (50+ in 2021-2), drug product, fill-finish, packaging & labeling, CMO oversght, and risk/gap assessment & remediation, and drug-device combination products development to submissions (pre-INDs, INDs, EOP2, BLAs, EMA MAA MDR Tech File w/ GSPR).


Trent Davalos
Sr Associate
Trent Davalos
Sr Associate
Trent Davalos is an experienced executive with 22+ years specializing in helping global Medical Device, Pharmaceutical, and Combination companies design, develop, and/or continuously evolve innovative products, manufacturing facilities, business systems, operational excellence, and product safety programs resulting in multiple successful regulatory approvals and continuing scale....


Mark Dockter
Sr Associate
Mark Dockter
Sr Associate
Mark Dockter is a Senior-Level Consultant with over 21 years of regulatory and quality assurance success in the pharmaceutical, biopharmaceutical, 503B compounding and cosmetics manufacturing industries. Leveraging substantial experience ensuring compliance with regulatory agencies, Mark has been instrumental in quality program implementation and improvement as well as warning letter and consent decree remediation projects. His broad areas of expertise include compliance, quality assurance, process development and validation.


Terri Dodds (exFDA)
Sr Associate
Terri Dodds (exFDA)
Sr Associate
Terri is an FDA investigator with 16 years’ experience in all areas of pharmaceutical inspections, domestic and foreign. She was trained and qualified to participate with an elite group called the pharmaceutical inspectorate. As a consultant she has nearly 20 years of consulting experience with Jeff Yuen & Associates in almost all pharmaceutical and biological GMP auditing and remediation areas.


Moj Eram
Sr Associate
Moj Eram
Sr Associate
Moj has over 2.5 decades of experience in the life sciences industry with primary expertise in medical devices and combination products quality and regulatory affairs, product design and development, research, technical writing, and project management.


George Flynn (exFDA)
Sr Associate
George Flynn (exFDA)
Sr Associate
30 years with the FDA as a Field Investigator and Drug Specialist Investigator with experience conducting a wide range inspections including: drug and medical device manufacturers, cosmetics, food, clinical investigators, institutional review boards, methadone clinics, blood banks, plasmapheresis centers, and drug re-packers. Conducted hundreds of inspections of major domestic and international pharmaceutical manufacturers of a variety of dosage forms, including active pharmaceutical ingredients.


Lara Ruiz Gonzalez
Sr Associate
Lara Ruiz Gonzalez
Sr Associate
More than 20 years’ experience within the biopharmaceutical industry, specifically within GMP Quality Control testing and Quality Assurance. Qualifications include BSc Industrial Chemistry, MSc Industrial Pharmacy and IRCA certified PQMS Lead Auditor.


Elvia Gustavson
Sr Associate
Elvia Gustavson
Sr Associate
Elvia has over 40 years of experience in the pharmaceutical industry in the specific area of Regulatory Affairs with approximately 20 years of consulting experience. Elvia has been a consultant with Jeff Yuen & Associates since 2006.


Steve Hagen
Sr Associate
Steve Hagen
Sr Associate
Steven Hagen has worked in the biopharmaceutical sector for over 32 years. After attaining his PhD in Biochemistry, he worked for 14 years in positions of increasing responsibility in branded pharmaceutical development, with the last 11 years at Pfizer Global Research and Development....


Chris Hartle
Sr Associate
Chris Hartle
Sr Associate
With nearly 30 years of biomedical industry experience, Christopher Hartle has been a consultant with JYA since 2009 offering leadership in a wide variety of quality management projects, with a dedicated focus on developing and enhancing quality systems. His expertise includes third-party quality systems evaluations, risk assessments, and thorough compliance audits across all GxP disciplines.


Mary Hintze
Sr Associate
Mary Hintze
Sr Associate
Quality professional with 2 decades of experience including oversight of parenteral manufacturing and testing (focused experience in pharmaceutical microbiology), quality systems, CMC regulatory submissions and oversight of CDMOs and other outsourced GMP activities....


Louise Johnson
Sr Associate
Louise Johnson
Sr Associate
Joining JYA in 2018 as a Senior Associate, Louise Johnson provides GXP Manufacturing and R&D quality expertise based upon her 30 years in the industry. While in the industry, Louise led a number of quality organizations, managed the development and improvement of quality management systems, and resolved quality and regulatory challenges, including the interactions and challenges with global regulatory and health authorities.


Tamara Jordan
Sr Associate
Tamara Jordan
Sr Associate
Tamara is a results-oriented Quality Assurance leader with over 30 years of industry experience, having held both plant and corporate level positions with multi-national pharmaceutical and medical device firms....


Peter Knauer
Combination Product - CMC/RA
Peter Knauer
Combination Product - CMC/RA
Peter Knauer has over thirty years of CMC/RA experience in the Biopharma Industry and is a subject matter expert in Combination Products.


Paul Larocque (exHealth Canada)
Sr Associate
Paul Larocque (exHealth Canada)
Sr Associate
Paul is an aseptic processing expert especially as it relates to FDA and European regulations.


Dan Larrimore
Sr Associate
Dan Larrimore
Sr Associate
Dan Larimore has over 25 years of experience in the pharmaceutical, biotechnology, and medical device industries. His career has focused on quality management, compliance, audit, and business development/acquisition evaluations. Prior to joining


Paul Leander
Sr Associate
Paul Leander
Sr Associate
Paul Leander has 25 years of experience working in Quality and Compliance in the biotech and pharmaceutical industry. With an in-depth knowledge of global health regulations and extensive expertise on GMP, GTP and GDP audits, Paul has led over 500 audits in the Americas, Europe and Asia....


Grace Lee
Sr Associate
Grace Lee
Sr Associate
Dr. Lee is a highly experienced biotech leader with 15+ years of experience with technical domain knowledge and a strategic business mindset in drug development. She has a diverse scientific background covering oncology, immunology, genome-editing, and CMC knowledge with an end-to-end business mindset for drug development from early to late stages....


Mihaly Ligmond (exFDA)
Sr Associate
Mihaly Ligmond (exFDA)
Sr Associate
Mihaly joined Jeff Yuen & Associates in 2021 after serving with the United States Food and Drug Administration (FDA) for over 32 years as both a Chemist and a Consumer Safety Officer (CSO). Most of Mihaly's service beng a CSO with Team Biologics. He retired from the FDA in December 2020. Mihaly has extensive experience conducting inspections of aseptic operations, vaccines, fractionated products, allergenics, biotechnology products, and certain biologic medical devices. he received numerous FDA awards during his FDA career and was a Certified Level III Drug Investigator for many years.


Rosalie Lowe
Sr Associate
Rosalie Lowe
Sr Associate
Rosalie has worked in the pharmaceutical industry for over 35 years with over 30 years experience in Regulatory Affairs managing various submission types sent to U.S. FDA. Her subject matter expertise covers sterile parenteral dosage forms....


David Macaulay
Sr Associate
David Macaulay
Sr Associate
David has over 26 years of experience in the pharmaceutical industry covering sterile injectables, oral dosages, biologics, and combination products. His experiences include quality oversight of formulation, filling, labeling and packaging of aseptic and terminally sterilized drug products; managing 483, Warning Letter and Consent Decree responses and commitments; FDA pre-approval inspections (PAI); data integrity; environmental monitoring; and fermentation, purification and conjugation of biologic drug substances and drug products.


Christina Malin
Sr Associate
Christina Malin
Sr Associate
Christina is a seasoned biochemical engineer (BSChE) with 25+ years of experience in MS&T, Quality Assurance, CMC, and Compliance in the pharma and biotech industries. Her experience includes cell therapy and combo devices. Christina provides expertise in GxP auditing, remediation, managing international CDMOs, CTOs and 3PLs, developing and optimizing production processes and QMSs, preparing technical regulatory documentation, and coaching leaders.


Kevin McCulloch
Sr Associate
Kevin McCulloch
Sr Associate
Kevin McCulloch has over 35 years of experience with strong validation knowledge and great organizational and collaborative skills. Kevin's experience includes many new installation and expansion projects from planning and design through qualification, startup, and into production. Kevin is adept with partnering across departments to execute projects while committed to professional standards and meeting deadlines.


Bob Mehta
Sr Associate
Bob Mehta
Sr Associate
Bob Mehta (M.S., M.B.A., ASQ Fellow) is a Senior Associate at Jeff Yuen & Associates with over 28 years of experience in the pharmaceutical, medical device, combination product, and biotech industries. Bob has a broad background including QA/QC/Operations/Supplier Audits, and FDA’s Warning Letter related remediation projects. He has co-authored a book titled “Practical Process Validation” and authored a book titled “Implementing ISO/IEC 17025:2017” and has authored several articles in Pharmaceutical Technology, MD&DI, and Quality Progress magazines.


Chris Mondello
Sr. Compliance Consultant
Chris Mondello
Sr. Compliance Consultant
Chris Mondello joined the QACV Consulting team in March 2020. Prior to QACV, Chris’ experience in the pharmaceutical and biotech industries spans several decades. That experience includes:


Ken Muhvich (exFDA)
Sr Associate
Ken Muhvich (exFDA)
Sr Associate
Ken Muhvich, Ph.D. is a microbiologist with extensive experience helping pharmaceutical and biopharmaceutical facilities establish effective viable microbial contamination control programs. He spent several years at the FDA and provides advice regarding the FDA’s expectations for firms manufacturing sterile products. He also aids clients that are investigating microbial contamination events.


Susan Needle
Sr Associate (Combination Products)
Susan Needle
Sr Associate (Combination Products)
Susan Neadle (MS, BS, FAAO) is a recognized international Combination Products and Medical Device expert with over 30 years of industry experience. Networked, published, highly active in numerous industry groups with links to teaching institutions....


Govind Pandey
Sr Associate
Govind Pandey
Sr Associate
Dr. Govind S. Pandey is director of a Gamp Technologies Private limited. He is a Senior Associate of Jeff Yuen & Associates Inc. USA, who has over three decades of experience in the pharmaceutical industry. He is a professional experienced in sterile operations, solid oral dosage forms and API....


John Patterson, M.S.E
Sr Associate
John Patterson, M.S.E
Sr Associate
John has recently joined the QACV Consulting team with over 30 years of bio-pharmaceutical
experience in several different roles including engineering, technical operations, manufacturing,
quality assurance and information technology.


Ramon Augusto Paz
Sr Associate
Ramon Augusto Paz
Sr Associate
Born in Venezuela in 1957, migrated to New York City in 1974 where I completed my
undergraduate studies and, in 1979, earned a BS degree in Mechanical Engineering from the
“New York Institute of Technology”.


Michele Pruett
Sr Associate
Michele Pruett
Sr Associate
Michele Pruett studied Medicinal Chemistry at the Pharmacy School at the University of Buffalo, SUNY. Over the span of her 30 plus years in pharmaceutics, she has lead quality control laboratories, managed quality assurance departments, and helped remediate problem areas....


Tom Savage (exFDA)
Sr Associate
Tom Savage (exFDA)
Sr Associate
Tom Savage served for FDA for 36 years as a chemist, a Regional Drug Lab Supervisor, the Deputy Director of the FDA regulatory science office, and as a Senior Policy Advisor in the CDER Office of Compliance....


Dr. Thoralf Schlosser
Sr Associate
Dr. Thoralf Schlosser
Sr Associate
Dr. Schlosser is an experienced QP and quality professional with more than than 20 years of experience in addition to his doctoral program. Dr Schlosser has experience in oral and sterile drug products ( including controlled substances), medical devices and inhalation products.


Doug Schmidt
Sr Associate
Doug Schmidt
Sr Associate
Doug Schmidt has extensive knowledge in aseptic processing, quality control (microbiology and analytical), and quality management systems (QMS). Doug has a proven track record in developing practical systems for a diverse client set, coaching personnel to ensure sustainability in GMPs, remediating operational/QA/QC programs and conducting audits and assessments. Additionally, Doug is a qualified Lead Auditor.


Adam Slater
Sr Associate
Adam Slater
Sr Associate
A qualified and experienced Microbiologist and Analytical Chemist who has completed EU QP training, with over 30 years’ experience in QC, R&D, QA and Regulatory Affairs functions. Has held both permanent and interim senior leadership roles in large pharma, biopharma, early phase CDMO clinical sites, and CROs....


Marsha Steed
Sr Associate
Marsha Steed
Sr Associate
Marsha Steed has over 30 years of experience as a microbiologist working in the Pharmaceutical, Biotechnology and Medical Device fields. Marsha is the Founder and President of Steed MicroBio, LLC which is an independent microbiology consulting firm and a Senior Microbiology Associate/Sterility Assurance Expert at Jeff Yuen & Associates, Inc. consulting firm.


Chris Townsend
Sr. Compliance Consultant
Chris Townsend
Sr. Compliance Consultant
Chris Townsend has been consulting since 2012. Prior to consulting he worked for 14 years as a laboratory technician, trainer, validation lead, and system administrator in pharmaceutical and vaccine production. His experience as a chemist started when CFR Part 11 was in its infancy and
many systems were paper based. Chris has been fortunate to watch the progression of the industry from paper to software, which gives him a unique understanding of data integrity. He has experience with many different systems in laboratory and production. Chris audits, remediates, and assists businesses to meet regulatory expectations.


Paula Trost (exFDA)
Sr Associate
Paula Trost (exFDA)
Sr Associate
Paula served with FDA for 23+ years, 6 of those years as a Microbiologist and Biologics Investigator and 17 of those years as one of the original members of Team Biologics. She retired from FDA in December 2014 as a National Biologics Expert...


Tim Wheeler
Sr Associate
Tim Wheeler
Sr Associate
Tim has over 25 years experience in the pharmaceutical industry with expertise in API, solid-dose, and aseptic manufacturing facilities. Tim has worked extensively with laboratory and process automation. He began his career in the chemistry laboratory in analytical method development and technology transfer.


Ruth Wolff (exFDA)
Sr Associate
Ruth Wolff (exFDA)
Sr Associate
Ruth has a distinguished career that includes more than 40 years of combined industry and FDA experience. Ruth’ distinguished career includes a Ph.D. in Cell Biology from MIT, Branch Chief at FDA, member of the ICH Expert Working Group on Quality of Biotechnology Products, Chair of the CBER/CDER group working on ICH virus and cell substrate documentation, and held senior roles at Baxter Healthcare/Baxalta and Shire. She brings significant knowledge of biologic products, BLA’s, and product reviews.


Chris Wubbolt, M.S
Sr Associate
Chris Wubbolt, M.S
Sr Associate
Chris has over 25 years experience in regulated industry and has provided compliance, quality assurance and computer validation consulting services since 2001. Specializing in computer systems compliance, including validation, as well as quality assurance activities such as auditing, training, and six sigma quality improvement processes.


Mahshid Zahed
Sr Associate
Mahshid Zahed
Sr Associate
Mahshid has over 30 years of Quality and Manufacturing operations experience in small-molecule pharmaceuticals, biologics, medical devices and combination products. She has worked for large, reputable companies including GSK, Mallinckrodt, Baxter, Valeant, and Allergan. Prior to launching her consulting career....


Kath Williams
Sr Associate
Kath Williams
Sr Associate


Tania Hoffman
Sr Associate
Tania Hoffman
Sr Associate


Nazilla Afshari
Sr Associate
Nazilla Afshari
Sr Associate


Nadine Ritter
Sr Associate
Nadine Ritter
Sr Associate


Christine Morris
Sr Associate
Christine Morris
Sr Associate


Laurie Auerbach
Sr Associate (Combination Products)
Laurie Auerbach
Sr Associate (Combination Products)
