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About the Port

About the Port

Port Officials


The Charter of the City of Oakland vests the Board of Port Commissioners with exclusive control and management of the Port department. The Board consists of seven members nominated by the mayor and appointed by the City Council for four year terms. Members must live in Oakland during their term and at least 30 days prior to their appointment. Members of the Board serve without salary or compensation.

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Earl S. Hamlin, President

Earl S. Hamlin Commissioner Earl S. Hamlin has degrees from Oberlin College (AB) and the University of California, Berkeley (JD & MBA). His actual job title of General Whatnot at investment bank Hambrecht & Quist not only described his varied activities there (financial analysis, corporate finance and venture capital) and a diverse range of company clients (anything outside of technology), but is an apt metaphor for his work and vocational experiences – warehouseman, real estate sales, community organizer, political operative (small time), Alameda County Planning Commissioner (State County Planning Commissioner of the Year-2001), and Treasurer, Chabot Space & Science Center. He holds a Chartered Financial Analyst designation, was a founding member of the San Francisco Valuation Roundtable, and has been a Director of several companies.

Commissioner Hamlin's community activities include Alameda County Economic Development Advisory Board, Oakland Blue Ribbon Housing Commission, Alameda County Transportation Commission CAWG, and Elder, Montclair Presbyterian Church. Mr. Hamlin enjoys gardening, is the family genealogist and learned from his grandfather the art of storytelling. He and his wife, Bonnie Hamlin, have been Oakland residents for 41-years.

Alan S. Yee, First Vice President

Alan S. YeeCommissioner Alan S. Yee has more than 30 years of legal experience. Commissioner Yee serves as partner in the law firm of Siegel & Yee. Mr. Yee has litigated commercial cases involving trade and international commerce, representing businesses in trade with companies in China, Hong Kong and Taiwan. He received his bachelor's degree in 1974 from Princeton University and his juris doctorate in 1978 from the University of California's Boalt Hall School of Law in Berkeley. Commissioner Yee also has an extensive history of community involvement and public service. Mr. Yee was elected as a trustee of the Peralta Community Colleges and served as its president in 1994. He was appointed to the City of Oakland's Police Review Commission and served as its chair 1997-2000. Mr. Yee has also served on the boards of the Chinatown/Central District Community Development Council for the City of Oakland, the Oakland Intergovernmental Council and the East Bay Conversion and Reinvestment Commission.

Commissioner Yee has received numerous commendations and awards for his service, including: State Bar of California President's Pro Bono Service Award, 2004; Asian Health Services 35th Anniversary Honoree Award, 2009; East Bay Asian Local Development Corporation Gerald Leo Award, 2008; Oakland Chinatown Chamber of Commerce Award for Promoting Community Development, 2003; City of Oakland City Council Proclamation for Exemplary Services to the Community, 2004; and City of Oakland District 4 Local Hero Award, 2007.

Michael Colbruno, Second Vice President

Michael ColbrunoCommissioner Michael Colbruno is currently a partner in the Milo Group of California, a public affairs firm, and managing member of Iris Outdoor, a billboard advertising firm. From 1999-2010, Mr. Colbruno served as Vice President of Government Affairs for Clear Channel Outdoor/Northern California. Prior to joining Clear Channel, Mr. Colbruno worked in local and state government as a legislative director and chief-of-staff in the San Francisco Mayor's office, San Francisco Board of Supervisors, and California State Legislature. Throughout his extensive career in public affairs, Commissioner Colbruno has overseen legislative activities and intergovernmental advocacy initiatives, media relations, and community affairs throughout the Bay Area.

Mr. Colbruno was appointed by three successive Oakland mayors to serve on the City's Planning Commission, and during his tenure was selected to oversee the City's rezoning effort. In addition to this prior public service, Commissioner Colbruno has served as chair of the Chabot Space & Science Center and chair/founder of the Philharmonia Baroque Orchestra Corporate Counsel. He is currently a board member of the Merola Opera Program in San Francisco and the Berkeley Music Group, which is renovating the UC Berkeley Theater. He was named the "Corporate Citizen of the Year" by the Oakland Metropolitan Chamber of Commerce.

Cestra "Ces" Butner, Comissioner

Cestra "Ces" ButnerCommissioner Cestra "Ces" Butner is the President, CEO and owner of Horizon Beverage Company, an Oakland-based beverage distributorship that supplies retailers in Northern Alameda County and Western Contra Costa County. Upon graduating from the University of Missouri in 1975 and working in Minneapolis and Chicago for Fortune 500 companies, Mr. Butner settled in Oakland in 1981, working for a local beverage distributorship. By age 33, he became the youngest owner of an Anheuser-Busch wholesale operation in the country. Through acquisitions and expansions over the last 25 years, Mr. Butner has more than tripled the size of Horizon Beverage Company revenues placing it among Black Enterprise's top 100 Black Owned Business nationally. His community service work includes serving on the boards of the East Bay YMCA, Oakland Metropolitan Chamber of Commerce, and as president of Sequoyah Country Club. Mr. Butner lives in Oakland with his wife Teresa and two daughters Raquel and Andrea.

Andreas Cluver, Commissioner

Andreas CluverCommissioner Andreas Cluver is Secretary-Treasurer of the Alameda County Building Trades Council and has been working in the labor movement for 16 years. Mr. Cluver served as a business representative for the building trades in Alameda County as well as internationally in Southern Africa as a program director with the AFL-CIO. As a City of Oakland compliance officer, Cluver worked with community groups to help ensure access for Oakland residents to union apprenticeships and jobs generated by public works projects. He has also worked with local community groups to strengthen their participation in development planning and helped to create policies related to downtown development intended to benefit Oakland's neighborhoods. Mr. Cluver evaluated job training programs designed to assist farm and dislocated workers. He worked in Mozambique as a project manager overseeing the construction of schools, health posts, and roads. Mr. Cluver holds a Master of City and Regional Planning from the University of California, Berkeley.

Mr. Cluver currently serves on several boards and commissions including the Oakland Education Cabinet, the East Bay Alliance for a Sustainable Economy and the Alameda County Workforce Investment Board.

Arabella Martinez, Commissioner

Arabella MartinezCommissioner Arabella Martinez was the founder and first CEO of the Unity Council in Oakland, CA and she spearheaded the Fruitvale Village project. Over 15 years her work generated more than $200 million in support of the Unity Council, its transit village development and open space initiatives. After retiring from the Unity Council in 2005, Ms. Martinez joined the Latino Community Foundation (LCF) Board of Trustees. In 2O14 she became LCF's interim CEO to help build the Latino philanthropic institution in California. In 1977 President Jimmy Carter appointed Ms. Martinez Assistant Secretary for the Office of Human Development Services, U.S. Department of Health, Education and Welfare, making her the first Latina appointed to a sub-cabinet level position in the history of the nation. Martinez is a graduate of UC Berkeley and received a Master of Social Welfare (MSW) from UC Berkeley in 1966.

Ms. Martinez has served on more than two dozen boards including Oakland Business Development Corporation, Metropolitan Transportation Commission Advisory Committee and the National Council of La Raza. Martinez currently serves as the Vice Chair of LCF's Board of Trustees and Raza Development Fund. She has also been recognized with more than 25 honors and awards at local and national levels over her extensive career including the Oakland Tribune's Oakland Citizen of the Year, the National Council of La Raza's President's Award, the San Francisco's League of Women Voters', "A Woman Who Could Be President", and the California Alumni Association's "Excellence in Achievement Award."

Joan H. Story, Commissioner

Joan StoryCommissioner Joan Story is a partner in the international law firm of Sheppard Mullin Richter & Hampton, LLP. Ms. Story has more than 35 years of experience representing developers, foreign and institutional investors and corporate users of commercial real estate. Her work includes purchase, sale, leasing and financing of industrial, retail, office and multi-family residential properties; the structuring of public-private partnerships; and negotiation of on-airport leases and use agreements.

Ms. Story is a graduate of Occidental College and received an MA in Political Science from UCLA and a JD degree from UC Davis School of Law. She and her husband, Robert Kidd, have been Oakland residents since 1977 and have two children who are also Oakland residents. Ms. Story has served on a number of boards, including The Trust for Public Land California Advisory Board, the Child Care Law Center and the Alumni Boards of Occidental College and UC Davis School of Law. She is a Fellow of the American College of Real Estate Lawyers. Ms. Story has been recognized by the San Francisco Business Times as a Northern California Real Estate Woman of Influence and by San Francisco Magazine as one of Northern California's Top 50 Women Lawyers.

Contact Info

You may contact the Board of Port Commissioners via email at board@portoakland.com.

Former Commissioners

Commissioners 1925 - Present
View Former Commissioners (PDF)