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  • The Sacramento County Deputy Sheriffs' Association has utilized the services of Mastagni Holstedt, A Professional Corporation for over 30 years. During my tenure as Association President there has not been one situation that the firm could not handle... Read more >

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Mastagni Holstedt, A Professional Corporation
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Northern California Location
1912 I Street
Sacramento, CA 95811
916-446-4692 Phone
916-447-4614 Fax
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Southern California Location
9327 Fairway View Place, Suite 304
Rancho Cucamonga, CA 91730
909-477-8920 Phone
Other Locations in Whittier, Chico, Stockton and San Jose

Daniel Osier

Sacramento employment attorneys


Daniel Osier is an associate in the Civil Litigation department at Mastagni Holstedt, A Professional Corporation His practice focuses on all aspects of civil litigation.

Before joining Mastagni Holstedt, A Professional Corporation, Daniel worked as an associate for a small law practice in San Francisco with an emphasis on employment discrimination and wrongful termination.

Daniel L. Osier

Rated by Super Lawyers

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  • J.D., Santa Clara University School of Law (2009)
  • B.S., San Diego State University (2006)