10 Ultragenyx regulatory affairs leaders
Latika Kohli, Vice President, Global Regulatory Strategy, Rare Diseases, is the most senior current leader among these Ultragenyx regulatory affairs leaders, who also hold titles in regulatory affairs CMC, global labeling, devices and diagnostics and submission operations. A reader can learn how regulatory affairs leaders work at Ultragenyx from people who have held the role.
Professionals to explore
Aashita Parikh
LinkedInExperience: Senior Director Regulatory Strategy · Ultragenyx
Aashita Parikh has been Senior Director Regulatory Strategy at Ultragenyx since February 2025, based in the United States. Aashita Parikh was Director, Regulatory Strategy at Ultragenyx from 2022 to 2025, Director, Regulatory Science at bluebird bio from 2021 to 2022 and Associate Director, Regulatory Science there from 2020 to 2021.
Annette Hillebrand, PhD, RAC
LinkedInExperience: Former Executive Director Global Regulatory Affairs CMC · Ultragenyx
Annette Hillebrand was Executive Director Global Regulatory Affairs CMC at Ultragenyx from March 2023 to June 2025, based in the United States. At Ultragenyx, Annette Hillebrand was Senior Director, Global Regulatory Affairs, CMC from 2020 to 2023, Director Regulatory Affairs CMC from 2017 to 2020 and Associate Director Regulatory CMC in 2017.
Bingwu Yu
LinkedInExperience: Director, Regulatory CMC · Ultragenyx
Bingwu Yu has been Director, Regulatory CMC at Ultragenyx since September 2023, based in the Greater Chicago Area. Bingwu Yu was Sr. Associate Director, Regulatory Affairs CMC at Boehringer Ingelheim from 2020 to 2023 and Regulatory Affairs Manager CMC at AbbVie from 2018 to 2020.
Gary Low
LinkedInExperience: Director - Regulatory Affairs CMC · Ultragenyx
Gary Low has been Director - Regulatory Affairs CMC at Ultragenyx since August 2024, based in San Mateo, California. At Ultragenyx, Gary Low was Associate Director - Regulatory Affairs CMC from 2021 to 2024 and Senior Manager - Regulatory Affairs CMC from 2018 to 2021, and was Associate Manager - Regulatory Affairs CMC at Gilead Sciences from 2016 to 2018.
Latika Kohli
LinkedInExperience: Vice President, Global Regulatory Strategy, Rare Diseases · Ultragenyx
Latika Kohli has been Vice President, Global Regulatory Strategy, Rare Diseases at Ultragenyx since May 2026, based in San Francisco. At Ultragenyx, Latika Kohli was Executive Director, Therapeutic Area Head - Global Regulatory Strategy from 2024 to 2026 and Senior Director, Global Regulatory Strategy from 2022 to 2024, and was Director, Regulatory Affairs, Oncology and Digital Health at Genentech from 2020 to 2022.
Monica Kennedy-Kughn, MS, RAC
LinkedInExperience: Senior Director, Global Regulatory Submission Operations · Ultragenyx
Monica Kennedy-Kughn has been Senior Director, Global Regulatory Submission Operations at Ultragenyx since January 2026, based in the Greater Eugene-Springfield Area. Monica Kennedy-Kughn was Senior Director, Regulatory Operations at Alector from 2020 to 2025 and Director, Regulatory Operations at Halozyme, Inc. from 2015 to 2020.
Roya Behbahani
LinkedInExperience: Head, Regulatory Global Labeling · Ultragenyx
Roya Behbahani has been Head, Regulatory Global Labeling at Ultragenyx since January 2025, based in San Marcos, California, a role the profile describes as leading the Global Labeling function for Ultragenyx. Roya Behbahani was Global Labeling Cluster Head at Pfizer from 2015 to 2024 and Sr. Director Strategic Labeling at GSK from 2004 to 2015.
S. Sianna Castillo
LinkedInExperience: Senior Director of Regulatory Affairs, CMC · Ultragenyx
S. Sianna Castillo has been Senior Director of Regulatory Affairs, CMC at Ultragenyx since June 2024, based in Novato, California. S. Sianna Castillo was Senior Director at Sangamo Therapeutics, Inc. from 2021 to 2024 and Director of Regulatory Affairs, CMC Group at BioMarin Pharmaceutical, Inc from 2018 to 2021.
Steffany Gaffagan
LinkedInExperience: Sr Director, Regulatory Affairs · Ultragenyx
Steffany Gaffagan has been Sr Director, Regulatory Affairs at Ultragenyx since March 2018, based in El Cerrito, California, and also held Director, Regulatory Affairs at Ultragenyx from 2013 to 2022. Steffany Gaffagan was Sr. Manager Regulatory Affairs at Cerexa Inc from 2007 to 2013.
Yuzo Inoue
LinkedInExperience: Sr. Director, Regulatory Affairs, Devices and Diagnostics · Ultragenyx
Yuzo Inoue has been Sr. Director, Regulatory Affairs, Devices and Diagnostics at Ultragenyx since April 2021, based in Lake Forest, Illinois. Yuzo Inoue was Director, Precision and Digital Medicine Global Regulatory Affairs at GSK from 2019 to 2021 and Sr. Manager, Clinical and Reguratory Affairs at Sysmex Inostics from 2017 to 2019.
Choose the right perspective
Choose the person whose title covers the regulatory area behind your question, from strategy and CMC to labeling, devices or submission operations. Consider whether you need someone who sets direction across programs or a director who handles one area day to day.
Questions to take into the conversation
- 01What did you focus on first when you took on your regulatory affairs role at Ultragenyx?
- 02How do you coordinate your regulatory work with colleagues in other functions?
- 03What has your own work at Ultragenyx taught you about leading regulatory affairs staff?
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About this directory
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