Your Future
is Our Focus

A Northern California Bay Area Accounting Firm

RINA is a regional full service accounting and consulting firm with offices located in San Francisco, Oakland, and Walnut Creek, California as well as Bellingham, Washington. RINA serves closely-held businesses and their owners, high net worth individuals and families, and many not-for-profit organizations and private foundations. RINA is one of the leading independent accounting firms in Northern California and among the largest in the Greater Bay Area. 

our niches


At RINA, we believe in helping those who help others. 

We are proud that, for over 70 years, serving the not-for-profit industry has been a primary focus for our firm. We provide not-for-profit tax services, accounting services and management consulting services to community-based and other not-for-profit organizations throughout Northern California. 

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Tax Services

Our Global Accounting Network, Your Local Contact in the World

We believe it is important to approach the tax aspects of your business not only from the point of view of meeting statutory requirements but also with a continuous effort to advise you on the most advantageous techniques available to address your unique cross border and international tax needs. 

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At RINA, we understand that business owners and entrepreneurs face many pressures.

Whether you are just starting a new business, acquiring another business, or improving the one you have — you can look to RINA for hands-on experience and expertise.

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Real Estate

RINA’s team of real estate tax experts are simply exceptional at what they do. 

Here’s the real proof.  At RINA, we currently serve more than 250 clients in such diverse specialties as commercial and residential real estate brokerage, property ownership, real estate management, real estate investment, real estate development, construction, and contracting.

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Latest Site Updates

Applying or Renewing an ITIN: Verifying Your Identity

12/5/2018 5:40 PM

With the world economy expanding, an increasing number of individuals are finding a need to file tax returns with United States Internal Revenue Service. Since most international taxpayers do not have...

Property Tax and Change of Ownership

11/12/2018 6:42 PM

If you have real properties that have been in your family or business for generations, with careful planning and structuring, you may be able to preserve some of the base year value and minimize prope...

Changes Affecting Nonprofit Entities

10/11/2018 1:23 AM

If you sit on a nonprofit board, have a private foundation or are heavily involved in philanthropy, the upcoming nonprofit changes will be of interest to you.

Volunteering With HandsOn Bay Area

10/11/2018 12:15 AM

On Friday, August 10th, thirty staff members volunteered with Oakland Parks and Recreation for a volunteer day lead by HandsOn Bay Area.

Upcoming Events

Learn about our upcoming seminars and events. RINA provides monthly real estate advice seminars, quarterly not-for-profit roundtables and other informational seminars and events with our trusted professional advisors.

Events Page

Strategic Growth Advisors Seminar for Bankers

Join us January 22nd for this complimentary Strategic Growth Seminar which shows business owners the process of identifying the areas in business where profit is generated and how it can be measured effectively.

RINA's San Francisco Office Open House

Please join us to celebrate our new location on Tuesday, November 13th from 4:00 pm - 6:00 pm at 150 Post Street, Suite 200, San Francisco.

Beyond Bricks & Mortar: How Capital Campaigns Can Fund Big Ideas and Defined Impact

RINA's Nonprofit Roundtable on October 23, 2018 will examine some of the key elements of successful capital campaigns, and then apply those concepts to today's philanthropic trends and innovations.

Build your career with RINA

At RINA, we’re looking for accountants who want to go beyond a CPA certificate–who display innovation, creativity and entrepreneurship. RINA people seek out early client contact, and strive to establish rapport and learn each client’s business.

Because client profitability and growth is our goal, we’re committed to developing well-rounded individuals who will eagerly accept any business challenge.

Careers & Benefits Current Openings