Trusted advisors to the
successful since 1964

Welcome to GROCO

Greenstein, Rogoff, Olsen & Co. (GROCO), Trusted advisors to the 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.



2016 Tax Rates

It's time to take a look at the latest tax brackets and standard deductions amounts for the upcoming 2016 tax year. To be clear, these apply to the tax return you will file in 2017, not the return you will file in 2016...

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Attributes of True Leaders

Leaders come in many different molds and what make a good leader in one industry might be completely different in another industry. Likewise, while many leaders possess a lot of the same attributes...

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Building the Warriors

Joe Lacob - "Building a business is not a one-step process. It takes a long time to build a successful business and there can be many bumps in the road along the way. Sometimes it can take..

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GROCO Blog

Critical Decisions When Launching a Startup

There are countless aspects to launching a startup company. To do it successfully a founder has to make m...

How the Internet Became Commercial

What’s Behind the Commercial movement of the Internet? Believe it or not the Internet was not originally ...

How to Keep the Wealthy From Fleeing Connecticut

When it comes to saving on taxes the wealthy have to continually consider all their options because lawma...

Keys to Empowering Others

A common characteristic of many good leaders is the ability to delegate responsibility. One way that this...


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