AAANZ Regional Chapter Board

The AAANZ regional chapter is responsible for co-ordinating the activities of our members in the Americas, Asia, Australia and New Zealand. They work with the Global Board to see that Integra's worldwide objectives are achieved and that specific programs are implemented at the regional level.


Steve Williams is the managing partner of his firm and specializes in consulting with physicians and other high income taxpayers.

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Vice President

Brian Hunter serves as a business advisor to a wide range of closely held for-profit businesses using his experience to develop and implement strategic plans.

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Budget & Finance Officer

Bill Sims is the managing partner for his firm and is a recognized expert in the nonprofit sector with a concentration in religious organizations, social agencies, country clubs, and associations.

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Immediate Past President

Annise Brokstein is a CPA in the San Francisco Bay area. She particularly likes working with family owned businesses. 

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Ron Abeles assists clients with a broad range of technical and advisory issues besides being responsible for firm management, marketing, employee hiring and staff training.

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Steve Austin is a CPA in California and Georgia and is the Managing Partner of Swenson Advisors in San Diego. His primary responsibility on the global board is to oversee our Asian growth.

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Néstor Centeno Figueroa is a Certified Public Accountant and member of the Puerto Rico Society of Certified Public Accountants.He has been admitted to Practice in Puerto Rico and in the State of Florida, USA .

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Ted Chiba has his masters degree in taxation for US and Japan thus he offers tax and accounting consulting services primarily to foreign affiliated companies as well as to Japanese companies.

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Don DeGrazia is a CPA in New Jersey and Pennsylvania and specializes in business valuations. He provides expert testimony in court and arbitraton proceedings.

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Grant Gilmour is an international tax practitioner with a scientific mind that has led his firm to excel in working with clients with technical products and services, especially those with intellectual property to market around the world.

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Greg Marino's area of expertise include audit, tax, and business services for both domestic and overseas companies.

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Carolina Perez has spent several years in the USA and Mexico which has allow her to be a valued external international advisor to her current clients.

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Doug White is a CPA and director of Glass Jacobson in Washington, DC. He works with closely held businesses for financial, tax, and consulting advice.

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