10 Genentech operations leaders
George Beres, SVP Global Operations at Genentech USA, is one of ten Genentech operations leaders listed here, alongside people who hold vice president, site head and director roles in technical, clinical and commercial operations at the company. A reader can learn how operations leaders work at Genentech from people who have held the role.
Professionals to explore
Brenna Turner
LinkedInExperience: Vice President - Global Clinical Operations Portfolio Head - Oncology, Neurology, HBS · Genentech
Brenna Turner has been Vice President - Global Clinical Operations Portfolio Head - Oncology, Neurology, HBS at Genentech since November 2023. Brenna Turner was Vice President - Product Development Global Clinical Operations at Genentech from 2021 to 2023, and held Vice President Global Head, Product Development - Oncology Global Clinical Operations from 2020 to 2021 and a global head title in oncology clinical operations there from 2018 to 2021.
George Beres
LinkedInExperience: SVP Global Operations · Genentech USA
George Beres has been SVP Global Operations at Genentech USA since August 2025. George Beres was Vice President, Pharmaceutical Technical Operations (PTO) External Supply and PT Strategy at Roche from 2021 to 2025, held the title VP, Head of Product & Network Strategy at Roche from 2018 to 2021 and was Vice President, North American Supply and Specialty Franchise Supply Chain Head at GSK from 2013 to 2018.
Jenniffer Pangilinan
LinkedInExperience: Head Of Clinical Operations, Genentech Research and Early Development · Genentech
Jenniffer Pangilinan has been Head Of Clinical Operations, Genentech Research and Early Development at Genentech since September 2016, with a headline naming the role at vice president level. Jenniffer Pangilinan was Therapeutic Area Head, Genentech Research and Early Development at Genentech from 2009 to 2016 and a Senior Clinical Research Associate at ICON Clinical Research from 1997 to 1999.
Joash Mudalige
LinkedInExperience: VP, Site Head · Genentech
Joash Mudalige has been VP, Site Head at Genentech since January 2026, based at Holly Springs, North Carolina. Joash Mudalige was VP Site Leader at Pfizer from 2023 to 2026, Operations Director, Carpujects Focus Factory at Pfizer from 2021 to 2023, Site Engineering Leader there from 2018 to 2021 and Director of Engineering at GSK from 2015 to 2018.
Khoi Nguyen
LinkedInExperience: Director, Operations Lead - USMA, Medical Operations · Genentech
Khoi Nguyen has been Director, Operations Lead - USMA, Medical Operations at Genentech since April 2024. Khoi Nguyen was Director, Operations Lead - USMA, Business Strategy & Operations at Genentech USA, Inc. from 2022 to 2024, USMA Evidence Generation, Sr. Principal Business Manager at Genentech from 2017 to 2022 and a gRED Early Clinical Development business manager there from 2012 to 2017.
Michael W. Laird
LinkedInExperience: Vice President, Global MSAT Drug Substance Biologics Technology and Commercial Products Support · Genentech
Michael W. Laird has been Vice President, Global MSAT Drug Substance Biologics Technology and Commercial Products Support at Genentech since March 2025. Michael W. Laird was Vice President, Cell Culture & BioProcess Operations and Global MSAT Drug Substance Innovation at Genentech from 2022 to 2025 and Vice President, Cell Culture & BioProcess Operations there from 2020 to 2022.
Nazeli Dertsakian
LinkedInExperience: Global Head of Clinical Supply Operations (Pharma Technical Development) · Genentech
Nazeli Dertsakian has been Global Head of Clinical Supply Operations (Pharma Technical Development) at Genentech since March 2025, with a headline naming the role at vice president level. Nazeli Dertsakian was Vice President, General Manager at Genentech from 2017 to 2025, Head of Manufacturing there from 2015 to 2017 and a supply chain, procurement and operational excellence director at Novartis from 2008 to 2015.
Rick Seegers
LinkedInExperience: Executive Director Site Operations · Genentech
Rick Seegers has been Executive Director Site Operations at Genentech since January 2013, with the role based in South San Francisco, California. Rick Seegers was Sr. Director Facilities and Engineering at Althea, CMO from 2009 to 2012, Head Engineering, Capital Projects & HES at Bayer from 2007 to 2009 and Vice President Engineering at Novartis from 2006 to 2007.
Ryan Bartock
LinkedInExperience: VP, Head of Gene Therapy Manufacturing · Genentech
Ryan Bartock has been VP, Head of Gene Therapy Manufacturing at Genentech since May 2025 and also held the title Head of Engineering, Technical & Digital at Spark Therapeutics, Inc. from 2023 to 2025. Ryan Bartock was VP, Head of Technology Strategy & Operations at Spark Therapeutics from 2020 to 2023 and Head of Supply Chain & Network Strategy there from 2017 to 2020.
Steve Perez
LinkedInExperience: Vice President, Commercial Business Operations · Genentech
Steve Perez has been Vice President, Commercial Business Operations at Genentech since April 2022, with a profile headline of Pharma and Biotech Leader. Steve Perez was Vice President, Commercial Strategy and Analytics at Exelixis from 2015 to 2022, an Account Executive, Organized Customers at Pfizer from 2008 to 2014 and a pharmaceutical sales representative at Schering-Plough Research Institute from 1996 to 2008.
Choose the right perspective
Pick the person whose operation is closest to your question, since manufacturing sites, drug substance technology, clinical supply, clinical trial operations and commercial business operations involve different work. Check the dates on each role to see how current the experience is.
Questions to take into the conversation
- 01What did you change first when you took over your current operation, and how did you judge whether it worked?
- 02How do you balance supply reliability, compliance and cost when they pull in different directions?
- 03What have you learned from your own work about bringing a new site, product or process into steady operation?
Reaching Genentech operations leaders
How can I contact one of these Genentech operations leaders?
Pick one of the 10 people on this page and choose "Book a paid call", or describe your project to find others. You offer a fee for a 15-minute call or a written answer, Instant Expert finds the person's work email and sends the invitation, and they decide whether to accept. The list covers 2 companies: Genentech and Genentech USA, based on profile data retrieved on October 19, 2026. Being listed here doesn't mean someone has agreed to take calls.
How much does it cost to reach Genentech operations leaders?
You choose the offer, starting at $5 per person. The offer is what the person receives, and Instant Expert's fee is added on top, so a $100 offer costs you $125. The fee is 20% of what you pay. You're charged only when the person books the call or sends the answer.
What if they don't reply?
You pay nothing. Instant Expert sends follow-up reminders, and if the person hasn't booked or answered within 7 days, the request expires and any hold on your card is released. You can invite several of the 10 people on this list at once and cap your total spend, so you pay only for the ones who accept.
Can an AI agent ask one of these Genentech operations leaders a question?
Yes. An agent with a USDC wallet on Base can ask one question without an Instant Expert account. It names the person, for example by the LinkedIn URL on this page, and pays per ask over x402 (HTTP 402). The person answers in writing or by voice note, and if nobody answers within 7 days, the payment goes back to the wallet automatically. Claude and ChatGPT can do the same through the Instant Expert connector: setup is at /docs/mcp for Claude and /docs/chatgpt for ChatGPT. x402 docs
About this directory
This is a professional research starting point based on business profile data retrieved on . Titles and companies reflect that source snapshot; roles marked former had ended by then. Check the linked profiles for current details. Inclusion does not imply Instant Expert membership or availability.
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