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.

Buying a Second Home?

Thinking about owning a vacation getaway on the south beaches of Florida? Maybe a mountain retreat in snow country is your fancy. Perhaps you want to own a vacation paradise in Hawaii or some other beautiful, warm and sunny location. ...

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Tim Draper: Creating the Worlds Most Successful Venture Capital Firm

Worried About An Audit?

No one ever wants to be the unlucky taxpayer who gets to go through an audit. Even though the percentage of people who are actually chosen for an audit is quite small, for those few who are selected, it can be a harrowing experience. Should you ever be chosen, don’t panic; we can help. You can...

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Scott McNealy: Going Beyond Sun Microsystems

Refund Stolen?

We’ve discussed tax scams several times throughout this tax season already, but repetition never hurts. You can read more about tax scams and how to avoid them from some of our previous posts. Click here to learn more about two of the most common scams and here to see some other scams you should...

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Joe Lacob: Making the Golden State Warriors a Championship Team


What Do You Do When You Owe Taxes But Don’t Have the Funds?

For many people tax season brings the joy of a nice big refund to go out and splurge on something they’ve...

To Extend or Not to Extend, That Is the Question?

Have you looked at your calendar yet today? Have you noticed that April 15 has already come and gone? Of ...

Sound Business Planning and Consulting In Troubled Times

Every successful business requires strategic business planning and effective management and consulting. A...

Startups Should Pay Heed to These Tax Tips

Tax season us winding down and there’s a good chance that most businesses have already filed their tax re...

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