Trusted advisors to the highly
successful since 1964

Welcome to GROCO

Greenstein, Rogoff, Olsen & Co. (GROCO), Trusted advisors to the highly successful since 1964

Offices in Fremont and Palo Alto, CA, accommodate clients throughout Silicon Valley and the world. Our CPAs specialize in tax planning and tax preparation for high net worth individuals, complex and international returns. Catering to Entrepreneurs, High Net Worth, Venture Capital Communities and Business Leaders.

Tracking "Black Money"

We’re all aware of the U.S. government’s efforts to bring home tax dollars from those who either hold or earn money in foreign countries. Whether a company or an individual taxpayer is open about their money or purposely trying to hide it, the IRS wants to...

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Tim Draper: Creating the Worlds Most Successful Venture Capital Firm

Need to Know Now

High-net-worth individuals have a lot to think about in their often fast-paced financial dealings, not the least of which is how to save on their taxes...

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Scott McNealy: Going Beyond Sun Microsystems

Company leaving USA

Another American company is taking heat from advocacy and labor groups for allegedly trying to dodge its fair share of taxes, by setting up shop in a foreign country...

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Joe Lacob: Making the Golden State Warriors a Championship Team


Do You Know How to Stay Wealthy?

Most wealthy people work tirelessly to obtain their wealth and then continue to practice the same princip...

More Proof the Wealthy Are Paying More Taxes

Depending on whom you ask, the wealthiest Americans either don’t pay enough in taxes and should be forced...

How Do Profitable Traders Save on Their Taxes?

Stock trading is an up-and-down endeavor and investors can win big, lose it all or maintain an even keel....

Mansion Ends Up Getting Owner in Hot Water for Tax Evasion

Is it possible to hide anything from the IRS? Even when you think you’re safe, it appears the IRS has an ...

Our Professional Services Include:

Tax Planning , Corporate, Partnership & Trust Tax Preparation, International Tax Services , ESOP Structure Alternatives, Non-Profit Organization Returns, Shareholder Tax Issues , Stock Option Planning, Payroll and Sales Tax Consulting, Federal and State tax Preparation, 1099 Tax filing, Foreign Account Reporting, Accounting Services, IRS Representation, Entity Selection, Tax Audits, Preparation of Financial Statements, Certified Audits, Reviews, and Compilations, Cash Flow Analysis & Projection, Trust Accounting, Bookkeeping Services, Strategic Management Consulting, Start-up Company Planning, Compensation & Benefit Plans, Mergers and Acquisitions, Entity Restructuring, Employee Ownership, Research and Development Studies, Business Valuations, Financial Consulting, Review of Contracts, Revenue Recognition Strategies, Technology Consulting