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William L. Deckelman
William L. Deckelman is a lawyer in Mill Valley, CA who works for Andersen. Practice areas include Business. Licensed in Texas since 1982. Graduated from University of Arkansas, Fayetteville in 1981.
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WD
William L. Deckelman
AndersenMill Valley, CA·44 years licensed
Claim profileContact attorney
William L. Deckelman is a lawyer in Mill Valley, CA who works for Andersen. Practice areas include Business. Licensed in Texas since 1982. Graduated from University of Arkansas, Fayetteville in 1981.
Law school
University of Arkansas, Fayetteville
Class of 1981
Bar admission
1982
State Bar of TX · No. 5630200
Office
162 Throckmorton Avenue
Mill Valley, CA 94941
Disciplinary
None on record
Clean since admission
Career history
2 observed firms
Based on State Bar of Texas snapshots — each row is a firm the attorney was registered with at one of our quarterly pulls.
- AndersenAS OF APR 2026In-House/Corporate Counsel · Annapolis, MD
- AndersenAS OF JUN 2026In-House/Corporate Counsel · Mill Valley, CA
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Case data
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Practice & jurisdiction
Practice areas
- Business
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Last refreshed Jun 2026