Alan Olsen, CPA, MBA (Tax)
Managing Partner

Alan is managing partner at Greenstein Rogoff Olsen & Co., LLP, a leading CPA firm in the San Francisco Bay Area. With more than 25 years of experience in public accounting, he works with some of the most successful venture capitalists in the world, developing innovative financial strategies for individuals and businesses. His firm was recently recognized by INSIDE Public Accounting as one of the Best Managed CPA firms in the USA. His firm also garnered both local and national awards for being one of the “Best Places to Work”, and “Fastest Growing Companies” in the Bay Area. A nationally recognized speaker, author and consultant, Alan has appeared on Fox News, KPIX and KRON television networks. He has been quoted and published by various media outlets such as CNN Money, Money Magazine, Consumer Reports - Money Advisor, and Money Matters. As chair of the Friends of Scouting Campaign, Alan raised over $1 million and in 2010 he received the Silver Beaver Award from the Boy Scouts of America for distinguished service to youth. He also received the Chairman’s Award from the Fremont, California Chamber of Commerce. He continues to be active in several educational, health care and community foundations. Alan earned a B.S. in Accounting from Brigham Young University and an MBA (Taxation) from California State University at Hayward. Recently, he was honored by more than 7,000 Bay Area alumni recognizing his continuous public service advancement and career accomplishments. He currently serves on President Kim B. Clark’s (Former Dean of the Harvard Business School) Advancement Council at Brigham Young University-Idaho.

Morey Greenstein, CPA
Founding Partner

Morey Greenstein is the Founding Partner of Greenstein, Rogoff, Olsen & Co., LLP. The firm began in 1964 as a sole proprietorship and was among the first accounting practices in the new city of Fremont, California. In 1980, Morey opened a second office in Palo Alto to serve his growing client base in the West Bay. With over 50 years of experience, Morey has created a legacy by working with individuals and families who have reshaped the world we live in. Among Morey’s early clientele are a former president of the World Bank and the individual who assisted in both the Berlin Airlift and Marshall Plan to rebuild Europe and Japan after World War II. He also serves the venture capitalists who created companies such as National Semiconductor, Genentech and Compaq. Morey is actively involved in the accounting practice, specializing in wealth preservation strategies for individual clients and closely held businesses. Morey’s clients respect him for his technical expertise and practical approach to complex situations.

Steve Singer, CPA, MS
Partner

Steven Singer joined Greenstein, Rogoff, Olsen & Co. in 2003 and has more than 26 years experience in venture and corporate finance, mergers and acquisitions, high net worth individual, corporate and partnership taxation and strategic planning. Prior to joining the firm, Steve was V.P. of Finance for Callixa, an enterprise-based data integration software provider where he was responsible for all corporate finance and accounting issues. He has acted as interim CFO for numerous high technology firms and advisor for a variety of manufacturing, wholesale and distribution companies for whom he raised over $25MM in seed and venture capital. As Partner at Stadtler, Rosenblum & Saris, Steve concentrated on debt and equity planning, successfully negotiating improved rates and increased amounts on bank and institutional financings. Steve holds a B.S. degree in Business from U.C. Berkeley and a Masters degree in taxation from Golden Gate University.

Hal Friedman, JD
Partner

Hal Friedman was a Director with Greenstein, Rogoff, Olsen & Co., LLP for 16 years prior to becoming a Partner in 2007. For the past 30 years, Hal has been working as a tax professional and lawyer serving the greater Palo Alto area. His practice experience spans all areas of taxation including closely held corporations and their shareholders, individuals, expatriates and nonresident aliens, and professional practices. Hal holds a bachelor's degree in Accounting from Pennsylvania State University and a Juris Doctorate from Stanford Law School.

Ron Cohen, CPA, MST
Partner

Ron Cohen has more than 29 years experience in public accounting and related industry work. He earned an undergraduate accounting degree from the University of Illinois, Chicago, and then a Masters in Taxation from Golden Gate University. Ron has extensive knowledge in International Tax and has traveled extensively throughout Europe and Asia handling tax issues. He has also served as a tax director for a company with sales in excess of $2 billion. Ron teaches courses in taxation and financial accounting at Ohlone Community College. Ron lives in Fremont with his wife, who teaches English at Mission San Jose High School, and has two sons. Prior to his life as a CPA, Ron did some stand-up comedy in Chicago and received personal advice and coaching from Bill Cosby and Tim Reed. However, after observing that the vast majority of comedians have a very low taxable income, Ron decided to follow his father's example and become a CPA.

Scott Howard, CPA
Director of Accounting

Scott Howard is a Director with Greenstein, Rogoff, Olsen & Co., LLP. For the past 16 years, Scott has performed audit, review, and compilation services for a broad scope of clients including financial consulting, construction, and non-profit organizations. Scott also prepares income tax returns for individuals. Scott has been chosen as the firm's technical expert in charge of AICPA's Peer Review Program which has resulted in an unqualified opinion every year.

Beth Rasler, CPA
Director

Beth Rasler has been with Greenstein, Rogoff, Olsen & Co., LLP for 10 years. Beth received her CPA credentials in 1991 and has been a practicing accountant since 1987. Though a native Californian, Beth spent several years in New Zealand, living on a dairy farm and later working as an auditor for the New Zealand government. Beth is heavily involved in GROCO’s internal quality review process and has been instrumental in helping the firm achieve outstanding results in its Peer Reviews. Beth is a member of the California Society of Certified Public Accountants and serves on the Board of Directors of the Fremont Education Foundation.

Charles Roberts, CIPP/G
Merger and Acquisitions Director

As Merger and Acquisitions Director for Greenstein Rogoff & Co. LLP, Chuck’s primary focus is to find exceptional CPA firms interested in merging their practice with GROCO’s. Most recently, a $1.2 million dollar firm in the San Francisco East Bay. He also works closely with the firm’s Managing Partner Alan L. Olsen, on the firms PR and marketing initiatives. GROCO was recently acknowledged as one of the top 25 best managed CPA firms in the nation by “Inside Public Accounting Magazine”, a top 50 fastest growing company by the Silicon Valley/San Jose Journal and a top 100 fastest growing company by the San Francisco Business Times. GROCO has also been recognized by two separate organizations as a “Best Place to Work”, locally by the San Francisco Business Times and nationally by “Accounting Today” magazine. A serial entrepreneur since he was 16 years old, Chuck has started multiple successful companies and has helped others to do the same. One start-up went from inception to being sold to a fortune five hundred company in approximately 18 months. Chuck founded, built and sold Prime Credit Reports Inc. in Fremont, CA. and Hato Rey, Puerto Rico. He was Sr. VP of new products for First American Financial/CREDCO; a fortune 500 company headquartered in San Diego, CA (NYSE: FAF), now First Advantage (NASDAQ: FADV). As the second full-time employee and principal, he helped build a food equipment manufacturing and marketing company in Pleasanton, CA. It too was successfully sold. He founded Repository IT Inc., a consumer and business privacy advocacy firm and was elected and served on the board of directors for the National Credit Reporting Association, NCRA.