Matthew P. Guichard
Founder and Senior Partner 
Partner Matthew P. Guichard is a nationally recognized trial attorney, and founder of Guichard, Teng & Portello, a full service law firm serving Northern California since 1996, with offices in Concord and Davis, California.
Christopher K. Teng
Managing Partner
Christopher K. Teng is an internationally trained attorney representing domestic and international businesses in litigation and business transactions.
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William L. Portello
Partner 
William L. Portello is an experienced civil litigator, specializing in personal injury claims, business litigation, and consumer transaction litigation.
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Erika Portillo
Partner
Erika Portillo is a highly experienced attorney whose interest and passion in law makes her a skillful advocate on behalf of her clients. Read More »