District 4 Staff

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Sarah Dusseault | Chief of Staff

Sarah Dusseault

Chief of Staff

Sarah Dusseault is the Chief of Staff to Councilmember David Ryu, the first Korean American and only second Asian American ever elected to the Los Angeles City Council. 

Sarah began her career in public service with former Mayor Jim Hahn, as his campaign policy director. After the campaign, she served in senior roles in the Office of the Mayor as Director of Policy, Assistant Deputy Mayor for Economic Development and Deputy Mayor for Housing and Homelessness where she led efforts to revitalize Downtown Los Angeles and oversaw the creation of L.A.’s affordable housing trust fund—at the time, the largest of its kind in America.
She later worked as Senior Policy Advisor to Mayor Garcetti during his 2013 mayoral campaign, and while he served as president of the City Council. In addition, Sarah was selected and appointed by Supervisor Hilda Solis to serve as a Commissioner on the Los Angeles Homeless Services Authority (LAHSA), an agency that oversees key funding, services, and policies for homeless people throughout Los Angeles City and County. 
Throughout her career, Sarah has gained a reputation as a passionate advocate, policy expert, and an innovative problem solver. As Chief of Staff to Councilmember David Ryu, Sarah is committed to prioritizing community engagement, transparency, and restoring trust in local government. 
She is a graduate of Yale College and earned her J.D. from UCLA. She is married to Chris Dusseault, a key member of the legal team in Hollingsworth v. Perry, the case that successfully challenged and overturned California’s Proposition 8 before the United States Supreme Court. They have two sons.

She can be reached by emailing sarah.dusseault@lacity.org or by calling (213) 473-7004
Adeena Bleich | Deputy Chief of Staff

Adeena Bleich

Deputy Chief of Staff

Adeena Bleich is the Deputy Chief of Staff for Councilmember David Ryu representing Council District 4.

Bleich began her career as an educator and administrator at the American Jewish University. She later served as Field Deputy for Council District 5. In this capacity, she focused on helping constituents navigate City services and developed relationships with community and business organizations. She also served under former Los Angeles Mayor James Hahn as a Senior Policy Analyst, in the Office of Management and Budget.

In addition, Bleich worked as a consultant for an educational non-profit called New Schools Better Neighborhoods, served as the Los Angeles Director of American Israel Public Affairs Committee, was a Senior Manager for BSC Management, and most recently served as the Regional Director for the Jefferson Awards Foundation in the Greater Los Angeles area. 

Bleich has a unique combination of association and business management, and fundraising and community relations experience. She earned her Master’s Degree in Organizational Management from Antioch University and B.A. from Pitzer College. 

She can be reached by emailing adeena.bleich@lacity.org or by calling (213) 473-7004

Nicholas Greif | Director of Policy & Legislation

Nicholas Greif

Director of Policy & Legislation

Nicholas Greif is the Director of Policy and Legislation for Councilmember David Ryu representing Council District 4.  

Previously, Greif was an economic adviser and business team representative for Los Angeles Mayor Eric Garcetti. He led the Mayor’s policy campaigns to raise the minimum wage in Los Angeles and to reform the outdated gross receipts business tax. Additionally, Greif managed the growth strategies for the industry sectors of aerospace, bioscience, and healthcare. Before joining the Mayor, he worked as a strategy & operations consultant for Deloitte Consulting.

Greif holds a bachelor’s degree in Economics from the Wharton School of Business and a minor in Political Science from the College of Arts and Sciences at the University of Pennsylvania.

Born in Los Angeles, and growing up in Council District 4, Greif loves to travel and enjoys a good board game. He lives in the Los Angeles neighborhood of Palms and was recently elected as President of the Palms Neighborhood Council.

He can be reached by emailing nicholas.greif@lacity.org or by calling (213) 473-7004.

Estevan Jose Montemayor | Director of Communications

Estevan Jose Montemayor

Director of Communications

Estevan Montemayor is the Director of Communications for Councilmember David Ryu representing Council District 4.

Montemayor serves as the primary contact for reporters and anyone seeking public information regarding the Councilmember’s office and Council District.

He previously worked at NationBuilder, focusing on educating local governments on new media techniques. Prior to that, he worked on the communications and research team for the American Foundation for Equal Rights (AFER), the sole sponsor of the federal constitutional challenge to California’s Proposition 8.

Montemayor has served in senior management positions for numerous political and advocacy campaigns. He started his political career as a legislative aide to Mayor Antonio R. Villaraigosa. He’s a native of San Diego and a graduate of UCLA.

He can be reached by emailing estevan.montemayor@lacity.org or by calling (213) 473-7004.

Mark Pampanin | Communications Deputy

Mark Pampanin

Communications Deputy

Mark Pampanin is the Communications Deputy for Councilmember David Ryu representing Council District 4.

Prior to joining Councilmember Ryu's office, Pampanin worked on the political team for Congressman Tony Cardenas (CA-29) and as a finance aide for Mayor Eric Garcetti's re-election and the Measure M campaign. Before entering government or politics, Pampanin worked as a journalist for various media outlets in Greater Los Angeles. 

He holds a bachelor's degree in Political Science with minors in Journalism and Spanish from Chapman University. Originally from Boston, Pampanin has lived in Southern California since 2011, and is a proud resident of Los Angeles.

He can be reached by emailing mark.pampanin@lacity.org or by calling (213) 473-7004
Julia Duncan | Senior Planning Deputy

Julia Duncan

Senior Planning Deputy

Julia Duncan is a Senior Planning Deputy for Councilmember David Ryu representing Council District 4.

Duncan is a native of South Florida but has lived in Los Angeles for the past six years and considers it her home. Graduating from Florida State University with a Master's in Applied American Politics and Policy she has experience in both the private and public governmental and political sectors. While attaining her Master's Julia worked in the Florida Senate as a Legislative Aide for Florida's 20th District, before moving to a governmental consulting firm following graduation.

Since that time Duncan has worked on numerous political campaigns in greater Los Angeles and had the opportunity to serve as the Deputy Campaign Manager and Field Director on Councilman Ryu's campaign. Julia currently resides in Hollywood and enjoys hiking with her dog Lucy and pursuing her second passion of art and film.


He can be reached by emailing julia.duncan@lacity.org or by calling (213) 473-7004
Justin Orenstein | Senior Legislative Deputy

Justin Orenstein

Senior Legislative Deputy

Justin Orenstein is the Senior Legislative Deputy for Councilmember David Ryu representing Council District 4.

Prior to joining the Councilman Ryu’s office, Justin was Communications and Project Coordinator at ICON Community Development Corporation, where he oversaw the organization’s external communications, community development initiatives and grant writing efforts.

He also served as Deputy Campaign Manager with Hertzberg for Senate 2014 and Business Development Coordinator with the Office of Congressman Tony Cardenas.

Justin earned his MA in International Studies from the School of Government and International Affairs, Durham University UK, and is currently completing his PhD in International Political Economy from the same.

He can be reached by emailing justin.orenstein@lacity.org or by calling (213) 473-7004.

Andrew Suh | Legislative Deputy

Andrew Suh

Legislative Deputy

Andrew Suh is the Legislative Deputy for Councilmember David Ryu representing Council District 4.

Prior to joining Councilmember Ryu’s office, Andrew worked as an academic advisor and internship coordinator for an international academic institution, where he helped students transition into college as well as employment after college. He managed the Korean-American relations in both programs as the role of a liaison in the Beverly Hills District Office. He is a graduate of UCLA with a B.A in Geography and Environmental Studies.

He can be reached by emailing andrew.suh@lacity.org or by calling (213) 473-7004

Nikki Ezhari | District Director

Nikki Ezhari

District Director

Nikki Ezhari is the District Director for Councilmember David Ryu representing Council District 4.

Ezhari serves as Ryu’s representative to Sherman Oaks, Van Nuys, Franklin Canyon, and Bel Air Beverly Crest.

She previously served in a similar position in Councilmember Paul Krekorian’s office, where she represented him in Valley Glen, Valley Village and Van Nuys. Prior to that she served as a field deputy for Councilmember Tom LaBonge.

She can be reached by emailing nikki.ezhari@lacity.org or by calling (323) 957-6335.

Alice Roth | Senior Field Deputy

Alice Roth

Senior Field Deputy

Alice Roth is a Senior Field Deputy for Councilmember David Ryu representing Council District 4.

Roth serves as the council representative to Toluca Lake and oversees the constituent cases and issues in the neighborhoods of Cahuenga Pass and Laurel Canyon. Roth served CD4 for over thirteen years as member of Councilmember Tom LaBonge’s staff. Prior to joining the City Hall family, she served the community as an aide to former Assemblymember Scott Wildman.

She can be reached by emailing alice.roth@lacity.org or by calling (323) 851-2121.

Catherine Landers | Senior Field Deputy

Catherine Landers

Senior Field Deputy

Catherine Landers is a Senior Field Deputy for Councilmember David Ryu representing Council District 4.

Landers serves as Ryu’s representative to the Griffith Park and the Metro South Los Angeles Area, including Mid-Wilshire, Hancock Park, Miracle Mile, and Hollywood.

Landers has a background in environmental law and has served in senior management roles on a number of electoral and advocacy campaigns. Landers was Councilman Ryu's community outreach director on his campaign, and recently served as an honored guest manager at the 2015 Special Olympics World Games.

Landers has a B.A. in Economics from the University of California, Berkeley and a J.D. from American University, Washington College of Law.

She can be reached by emailing catherine.landers@lacity.org or by calling (323) 957-6415.

Shannon Prior | Field Deputy

Shannon Prior

Field Deputy

Shannon Prior is a Field Deputy for Councilmember David Ryu representing Council District 4.

Prior serves as Ryu’s representative to the neighborhoods of Beachwood, The Oaks, and the Dell.

Before joining Councilmember Ryu's office, Prior worked as the governmental ethics manager for the Los Angeles City Ethics Commission. During her tenure at the commission, she administered the City's conflict of interest disclosure program and educated city officials on the complexities of city and state ethics laws.

Prior is a Los Angeles native and graduated from California State University, Los Angeles with a B.A. in sociology and a minor in political science.

She currently lives in Silver Lake and enjoys hiking in Griffith Park and volunteering in her community.

Adam Miller | Field Deputy

Adam Miller

Field Deputy

Adam Miller is a Field Deputy for Councilmember Ryu representing Council District 4.

Miller serves as Ryu’s representative to the neighborhood of Silver Lake and Los Feliz

A United States Navy veteran, Miller graduated from the University of Kansas with a degree in Psychology and has formerly worked as a crisis counselor with the HeadQuarter Counseling Center (National Suicide Prevention Hotline). Miller has considered the Hollywood area his home for years. He is a musician and writer and also enjoys film and basketball.

He can be reached by emailing adam.miller@lacity.org or by calling (323) 957-6415. 

Daniel Park | Neighborhood Advocate

Daniel Park

Neighborhood Advocate

Daniel Park is a Neighborhood Advocate for Councilmember David Ryu representing Council District 4.

Park serves as the neighborhood advocate assisting with constituent cases and issues for the Metro South Los Angeles neighborhoods as well as Korean American community affairs.

Prior to joining the council office, Park worked for multiple campaigns. Ranging from State Assembly, Congress, and as Deputy Field Director for Councilmember Ryu’s campaign. Park was born and raised in Los Angeles.

Park graduated from the University of California, San Diego with a degree in Political Science. In his free time, Park enjoys cooking for friends, playing golf, and spending time with his family.

He can be reached by emailing daniel.park@lacity.org or by calling (818) 755-7630.

Daniel Eyal | Neighborhood Advocate

Daniel Eyal

Neighborhood Advocate

Daniel Eyal is a Neighborhood Advocate for Councilmember David Ryu representing Council District 4.

Daniel Eyal is the new Neighborhood Advocate for the Sherman Oaks area.

Eyal graduated Summa Cum Laude from University of Santa Barbara with a bachelor's degree in Global Studies, Spanish and Professional Writing. Daniel has served as an intern at the White House and with Council District 4, and joins the office with a passion to serve the community. He is a member of the Phi Alpha Delta Pre-Law Fraternity International and hopes to attend law school in the future.

Eyal was born and raised in Sherman Oaks, where he currently lives.

William Stelly | Neighborhood Advocate

William Stelly

Neighborhood Advocate

William Stelly Jr. is the Sherman Oaks Neighborhood Advocate for Councilmember David Ryu representing Council District 4.

Stelly serves as the neighborhood advocate assisting with constituent cases and issues for the areas of Sherman Oaks, Toluca Lake, Cahuenga Pass, and Laurel Canyon.

Before serving Council District 4, William worked as a field deputy with the Office of Councilmember Barnard C. Parks from 2007 to 2015. William enjoys time with his son, photography, cinematography, and graphic design.

He can be reached by emailing william.stelly@lacity.org or by calling (323) 851-2121.
Yena Ji | Scheduler

Yena Ji

Scheduler

Yena Ji is the Scheduler for Councilmember David Ryu representing Council District 4.

Before serving the 4th District, Ji was part of the Councilmember's campaign team. Ji graduated from UCLA with a degree in International Developmental studies. Ji enjoys watching movies, painting, and spending time with family and friends.

She can be reached by emailing yena.ji@lacity.org or by calling (213) 473-7004.

Moniquea Roberson | Office Specialist/Funding Coordinator

Moniquea Roberson

Office Specialist/Funding Coordinator

Moniquea Roberson is the Office Specialist and Funding Coordinator for Councilmember David Ryu representing Council District 4.

Roberson started her career with the City of Los Angeles in the Office of Councilmember Mark Ridley-Thomas from 2000 - 2003; serving in a number of administrative capacities.

She went on to work with the Office of Councilmember Bernard C. Parks for his entire tenure, from 2003 - 2015, serving as the Senior Administrative Assistant and eventually as the Executive Assistant/Administrative Manager from 2006 - 2015.

Steven Bautista | Council Aide

Steven Bautista

Council Aide

Steven Bautista is the Council Aide for Councilmember David Ryu representing Council District 4.

BautistaPark also assists with constituent cases and issues for Sherman Oaks.
Prior to joining Councilmember Ryu's office, Bautista worked as an intern in the office of the City Clerk and the Vehicle Parking District in Pomona City Hall. He graduated form UCSB with a B.A. in Political Science. In his free time Bautista volunteers locally and spends time with his family. 
He can be reached by emailing steven.bautista@lacity.org or by calling (213) 473-7004