Irvine Accounting Firm Zarrinkelk, Kashefipour & Co. Joins White Nelson Diehl Evans LLP

Wednesday, October 11, 2017

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Greater Irvine Chamber Leaders Circle member White Nelson Diehl Evans LLP (WNDE) has merged with Zarrinkelk, Kashefipour & Co. (ZKCO), an accounting, tax, and business advisory firm located in Irvine. The two firms will officially combine on Nov. 1, with the ZKCO staff relocating to WNDE’s headquarters, also located in Irvine.

“ZKCO is a respected firm in our industry, with a long history of providing high-quality tax, accounting, and financial consulting services to privately held businesses and high-net?worth individuals,” said Paul Treinen, co-managing partner at WNDE. “We’re excited to join forces because we believe that it will allow our combined staff to continue to provide a wider array and a more in-depth level of services to a more expanded and diverse client base.”

“We conducted an extensive search within our region looking for the right opportunity,” Majid Zarrinkelk, partner with ZKCO, added. “Joining the WNDE team will allow us to continue our tradition of excellent service, deep expertise, and a supportive environment for our clients and associates.”


WNDE was founded 90 years ago and is among the largest of the Orange County–based accounting firms. It represents over 3,000 business entities and 3,500 individual clients, providing a full range of accounting, tax, and advisory services that support some of Southern California’s most successful and entrepreneurial companies, as well as governmental agencies and nonprofit organizations.

Category: Member News