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

mgi-latin america text with map of Latin America in background. MGI Worldwide in Latin America.

MGI Latin America Visit

7/2/2019 3:07 AM

On May 22nd, Jesús Guijarro, an audit manager at our Walnut Creek office attended the MGI Worldwide Latin America General meeting in Manaus, Brazil

Upcoming Events

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

Events Page

RINA 2019 Ask the Experts Event

Join us on August 21, 2019 for our annual Real Estate Advice Series Ask the Experts luncheon featuring Mary Cunningham, President of CDEC; Tim Tikalsky, RINA; and Ray Evans, RINA.

Business Growth Seminar

Experienced RINA professionals are offering a free business development seminar which will give you tools you can use to help you keep your business moving in the right direction.

Qualified Opportunity Zone Funds

The Tax Cut and Jobs Act of 2018 contains provisions for reduction of capital gains where qualifying funds are invested for long term in qualifying investments in qualifying areas.

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