About Us

About Us

The Osterman Law Firm practices estate planning exclusively and is fully prepared to help you design and implement the right plan for you and your family. Our father and son team brings years of experience and insight to your estate needs and goals. Founder David Osterman has been serving clients throughout the greater Denver area and its surrounding communities since 1982. With four decades of practice behind it, the firm offers seasoned and resourceful legal help that meets your priorities. 

Contact The Osterman Law Firm to request a free initial consultation with one of our Denver based attorneys for estate planning at (303) 500-8633.


  • Lewis was great to work with.

    “I would definitely recommend using Osterman law firm for your estate planning needs.”

  • David Osterman prepared our estate plan and did an exemplary job.

    “I recommend him without reservation.”

  • Lewis provided great assistance in getting out estate plan documents completed.

    “Lewis answered my questions in a way that gave me the assurance his firm understood my requirements.”

  • Dave and Lewis are terrific to work with.

    “They made what could have been a really depressing topic (estate planning!) actually kind of fun!”

  • David Osterman at the Osterman Law Firm is amazing.

    “We worked with David 17 years ago for the first time and just recently updated all of our documents. It was joy to work with him on both occasions.”

  • AV Preeminent rating from Martindale-Hubbell
  • Founding member of the Wealth Counsel network of best-in-class lawyers.
  • Rising Stars-Lewis A. Osterman

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