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Councilmember Sarah Perry’s staff

Learn about and contact Councilmember Sarah Perry’s staff.

Libby Hollingshead

Chief of Staff
206-848-0017
Libby.Hollingshead@kingcounty.gov

Libby manages the District 3 team and staffs Councilmember Perry's key priority areas.  Libby brings a decade of policy, advocacy and team management experience to the team. Libby started in public service as a Legislative Assistant for Cyrus Habib. They served East King County’s 48th Legislative District. Most recently, she served Chief of Staff to Habib in the Office of Lieutenant Governor. She has a Bachelor's in Interdisciplinary Environmental Studies from the University of Washington. Libby enjoys working on her vegetable garden, cooking, and trying new restaurants.


Osman Salahuddin

Communications and Community Engagement Manager
206-507-9860
Osman.Salahuddin@kingcounty.gov

Osman supports Councilmember Perry's external communications, community engagement, and responding to constituent concerns. Osman brings his experience in communication, community organizing, and social impact initiatives. Osman’s educational background is in neurobiology. Before this role, he was a manager on a medical devices and diagnostics research team. He also worked as a research assistant at the UW Medical Center. Osman brings experience in the public and non-profit sectors. This experience includes serving as Student Body President at the University of Washington. He grew up in Redmond. He enjoys fitness, photography, reading, and playing Legos with his younger brothers.


Robby Paige

Policy Analyst   
206-445-9246
Robby.Paige@kingcounty.gov

Robby supports the management of Councilmember Perry’s policy portfolio and key emerging issues, including transportation, land use, natural resources, climate, arts, and culture. Robby knows District 3 well, having served as Councilmember Perry’s Campaign Manager. Robby has a background in tech, working as product manager for a government tech company. He had the opportunity to work with federal agencies and local governments. This inspired him to pursue a career in public service. Robby graduated from New York University. He enjoys traveling, hiking, and trying new restaurants with his friends.


Mason Thompson

Legislative Aide
206-477-4975
Mason.Thompson@kingcounty.gov

Mason is a lifetime Eastside resident and University of Washington alumni who brings experience in both the public and private sectors as well as community organizing and advocacy. As Legislative Aide, Mason is responsible for managing the daily functions of our D3 office along with having a portfolio focus area for our team that aligns with his interests and the D3 priorities. Mason is passionate about the impact local government can have on people’s lives. He enjoys community service, getting around on his bike, and spending time with his family. He really cares about making the world a better place. He’s raising his 9-year-old daughter and 7-year-old son in Bothell with his partner Laisha, and enjoys being a youth sports dad.

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