David Laurence Ach

David Laurence Ach: Attorney with Jorgenson, Siegel, McClure & Flegel, LLP AV stamp icon
Attorney Awards


David L. Ach is a partner specializing in estate and tax planning, probate and trust administration. His work with clients includes helping them develop a full picture of their resources and goals, both family and tax-related, and then crafting an estate plan to satisfy those goals. Tools may include revocable and irrevocable trusts, wills, and documents related to health care and financial management. He also provides legal counsel to personal representatives — executors, trustees, and private and corporate fiduciaries — in probate and trust administration matters. David is a member of the State Bar of California, which has certified him as a Certified Specialist in estate planning, probate and trust law.

David graduated from the University of California, Davis, Martin Luther King School of Law in 1977. He holds a Bachelor of Arts degree from Harvard University (1969) and a Masters in Education from Springfield College (1971).

David’s professional associations include the San Mateo County Bar Association and the Financial Planning Forum in Palo Alto, of which he served as President in 1987-88. David has been a presenter on probate and trust administration and estate planning for numerous programs of the California Education of the Bar.

Member, Honors Moot Court Board, 1976-1977.

Areas of Practice (3)

  • Estate Planning Law
  • Estate Administration Law
  • Probate Litigation

Education & Credentials

Contact Information:
650-324-9300  Phone
650-324-0227  Fax
University Attended:
Harvard University, B.A., cum laude, 1969
Law School Attended:
University of California, Davis, J.D., 1977
Year of First Admission:
1984, U.S. Tax Court; 1977, California
Santa Clara County Bar Association (Member, Estate Planning, Probate and Trust Section); San Mateo County Bar Association (Member, Estate Planning, Probate and Trust Section); State Bar of California (Member, Estate Planning, Trust and Probate Law Section).
Birth Information:
Cincinnati, Ohio, July 18, 1947

Peer Reviews

A Martindale-Hubbell Peer Rating reflects a combination of achieving a Very High General Ethical Standards rating and a Legal Ability numerical rating.

*Peer Reviews provided before April 15, 2008 are not displayed.

Menlo Park, California

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