Directors and Officers

Our Directors and Officers are community leaders who commit substantial ongoing time and expertise to directing CO$T’s activities.

Director and Board President Mimi Willard is CO$T’s founder. A Chartered Financial Analyst, Mimi contributes financial and budgetary expertise accumulated over twenty years as a nationally top-ranked financial analyst at major investment banks including Goldman Sachs and Lehman Brothers.  Mimi graduated Phi Beta Kappa from Reed College with a B.A. in biology. She pursued graduate studies in cellular physiology as a Churchill Scholar at the University of Cambridge (England), and as a graduate fellow at the Rockefeller University and Woods Hole Biological Laboratory. Ms. Willard later received from Yale University a MPhil in American History focusing on the political press in the Early American Republic and history of epidemics. She served Reed College as a trustee and member of budget, finance, and investment committees.  Mimi is committed to working collaboratively with taxpayers and jurisdictions to find approaches that are fiscally sound, fair, and affordable to Marin’s residents.
Director Carsten Andersen , has comprehensive financial experience across a broad spectrum of businesses. He is the former President of a publicly traded international logistics company. He currently serves on the Board of two private companies and is President of Horse Hill Capital, a consulting firm assisting companies in the logistics and supply chain space. Carsten worked extensively with the core group on the capital campaign for the Mill Valley Recreation Center and served as Taxpayer Representative for Mill Valley School District. Carsten has been on the Board of “Trips for Kids” and is the former President of Marin Cyclists. Carsten is a graduate of the Copenhagen School of Economics and Business Administration.
Director Lucy Dilworth,  is a corporate and securities lawyer. She was educated at UC Berkeley, where she graduated as valedictorian, and at Stanford Law School. After practicing for a number of years at Pillsbury, Madison & Sutro in their San Francisco office, she moved her practice to Pillsbury’s Silicon Valley office where she worked with technology firms and start-up companies. Lucy also represented children on immigration and guardianship issues as a volunteer attorney for Legal Services for Children. Lucy founded and taught the Start-Up Legal Garage clinical program at UC Hastings Law School (taking companies from founding to venture funding) as a Visiting Assistant Professor. She also served as Director of the Hastings Law and Biosciences Project. In 2018-2019, Lucy served on the Marin County Civil Grand Jury and she was Foreperson of the 2019-2020 Civil Grand Jury that was impaneled for 18 months. She is a founder and leader of her local Firewise community. Recently, Lucy was appointed as a member of the Citizens Oversight Committee of the new Marin Wildfire Prevention Authority.
Director Paul Premo has extensive professional experience as a senior finance executive and property tax manager at Chevron, and more recently as an independent energy consultant to Fortune 500 corporations. He has served as Marin County Civil Grand Jury Foreperson Pro-Tem and Chair of its Finance and Administration investigations committee. Paul is Taxpayers’ Representative on Transportation Authority of Marin’s (TAM) Citizens’ Oversight Committee and College of Marin Bond Measures B and C Citizens’ Oversight Committee. Paul is a Board member of Marin Coalition, and for several years was a Core Group member of Citizens for Sustainable Pension Plans. Paul is the independent Board Director of Allied Propane Services Corp and its new Napa Clean Fuels facility. He earned his Bachelor’s and Master’s degrees in Chemical Engineering from Manhattan College and MIT, respectively.
Director Doug Kelly was elected to the Ross Valley Sanitary Board in June 2016 and has served as the President of the Board. Doug also serves as the Vice Chair of the San Anselmo Chamber of Commerce, and also is a Director on the Governing Board of the Marin Emergency Radio Authority. He is the Vice President of San Rafael based Performance POS a company that sells and supports POS technology and Digital Video Security Systems. Doug has previously served on the San Anselmo Town Council and prior to that served eight years on the Parks and Recreation Commission. Doug serves as CO$T’s Treasurer.
Director Laura Effel is an independent arbitrator, serving on panels of the American Arbitration Association, and a member of the New York bar.  She is also business manager of a small food ingredient manufacturing company.  She served on the 2013-2014 Marin County Civil Grand Jury and chaired its Law and Justice committee. Laura serves as CO$T’s Vice President.


Director Kingston Cole, Director Cole has owned and managed his own telecommunications consulting firm since 1989; specializing in creating revenue streams for large government agencies with dedicated right-of-way that can be developed with fiber optic systems or cell towers. Cities, departments of transportation, states and most of the largest transit agencies have been clients. During the 1970’s Mr. Cole was employed as a political and campaign consultant by various elected officials, including the Speaker of the California Assembly, Willie L. Brown and U. S. Senator Dianne Feinstein. He then worked for AT&T for almost a decade primarily in antitrust, regulatory activities and executive support. Kingston Cole is a graduate of Georgetown University’s Foreign Service School and Creighton University’s School of Law. He and his family reside in San Rafael, CA.