Irvine CA Litigation - Trusts and Estates Lawyers Irvine CA Litigation - Trusts and Estates Lawyers. The best Litigation - Trusts and Estates Lawyers Irvine, CA. Darrell P. White Lawyer in Irvine, CA Three Park Plaza, Suite 1520, Irvine, CA 92614 874 0 Thomas J. Umberg Lawyer in Irvine, CA 1920 Main Street, Suite 750, Irvine, CA 92614 827 0 Adina W. Stowell Lawyer in Irvine, CA 1920 Main Street, Suite 750, Irvine, CA 92614 869 0