Atty. David William Osterman

Atty. David William Osterman

David William Osterman is a lawyer practicing estate planning, wills, trusts and 11 other areas of law. David received a B.A. degree from Brandeis University in 1977, and has been licensed for 44 years.

Denver Denver 44 yrs experience 44 year
Call (720) 438-6835 Book Appointment

Estate Planning & More Attorney · Serving Denver, CO · 44+ Years Experience

Profile Summary

About David William Osterman at a Glance

David William Osterman is a Member based in Denver, Colorado, practicing at Osterman Law Firm P.C.. They have 44+ years of legal experience, licensed to practice since 1982. Their practice focuses on wills, trusts, probate, estate planning, and tax. Admitted to practice in Colorado (1982), U.S. District Court, District of Colorado and U.S. Court of Appeals, Tenth Circuit (1983), and Ohio (1984). Educated at University of Toledo (J.D., 1982) and Brandeis University (B.A., 1977). Recognitions include AV Preeminent. Active member of Denver Bar Association. Serves clients in Denver, CO and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About David William Osterman

  • David William Osterman is a lawyer practicing estate planning, wills, trusts and 11 other areas of law
  • David received a B.A. degree from Brandeis University in 1977, and has been licensed for 44 years
  • David practices at Osterman Law Firm P.C. in Denver, CO

Practice Areas Explained

David William Osterman's Areas of Legal Practice

Each practice area below reflects the types of cases David William Osterman handles, with a practical overview of what that area of law involves and how it may apply to your situation in Denver.

Wills in Denver

David William Osterman is one of 34,363 wills attorneys indexed nationally. Browse wills attorneys in Colorado →

Trusts in Denver

David William Osterman is one of 103,428 trusts attorneys indexed nationally. Browse trusts attorneys in Colorado →

Probate in Denver

David William Osterman is one of 127,041 probate attorneys indexed nationally. Browse probate attorneys in Colorado →

Estate Planning & Probate in Denver

An estate planning attorney prepares wills, trusts, powers of attorney, and healthcare directives to protect your family and pass on your assets.

David William Osterman is one of 224,789 estate planning attorneys indexed nationally. Browse estate planning attorneys in Colorado →

Tax Law in Denver

Tax attorneys handle IRS audits, tax debt, international tax, estate planning, and tax court litigation.

David William Osterman is one of 84,606 tax attorneys indexed nationally. Browse tax attorneys in Colorado →

Jurisdictional Context

Why Local Counsel Matters in Denver

Practicing law in Colorado. Legal matters in Colorado are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Denver are typically filed in the local municipal court or the appropriate Colorado state district court, depending on subject matter and amount in controversy. An attorney licensed in Colorado brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Colorado courts without local counsel or pro hac vice admission.

Denver Courts and Legal Process

Choosing a Denver-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.

Looking for additional Colorado attorneys? Browse all attorneys in Denver or all attorneys in Colorado.

Frequently Asked

Common Questions About David William Osterman

Where is David William Osterman's law office located?
David William Osterman's law practice is located in Denver, Colorado. The firm is Osterman Law Firm P.C.. You can contact the office directly through this profile page.
What practice areas does David William Osterman handle?
David William Osterman focuses on wills, trusts, probate, estate planning, tax. Each practice area listed reflects experience handling cases of that type in Colorado.
How long has David William Osterman practiced law?
David William Osterman has 44+ years of legal experience and has been licensed since 1982.
Where did David William Osterman go to law school?
David William Osterman earned their education at (J.D., 1982); (B.A., 1977).
How can I contact David William Osterman for a consultation?
You can contact David William Osterman directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has David William Osterman received?
David William Osterman's notable recognition includes: AV Preeminent.

Professional Profile

Why Clients in Denver Choose David William Osterman

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish David William Osterman's practice in the field of wills, trusts, probate, estate planning, and tax.

Decade-Tested Legal Experience

David William Osterman brings 44+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Multi-State Bar Admission

Licensed in Colorado, U.S. District Court, District of Colorado and U.S. Court of Appeals, Tenth Circuit, and Ohio, David William Osterman can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering wills, trusts, and probate, David William Osterman can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Denver

A Denver-based practice means David William Osterman attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Case Types

Common Legal Issues David William Osterman Handles in Denver

Below is a representative sample of the types of matters David William Osterman has experience with under Colorado law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.

Last wills and testaments
Estate Planning
Revocable living trusts
Estate Planning
Powers of attorney
Estate Planning
Probate proceedings
Estate Planning
IRS audit representation
Tax
Tax lien and levy defense
Tax
Offer in compromise
Tax
Business tax planning
Tax

This list is illustrative, not exhaustive. Contact David William Osterman directly to discuss the specifics of your situation.

Search Reference

How People Find David William Osterman Online

Prospective clients searching for legal help in Denver commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like David William Osterman.

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If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with David William Osterman directly.

Education & Law School Background

J.D.
University of Toledo
- 1982
B.A.
Brandeis University
- 1977

Awards & Professional Honors

AV Preeminent

Bar Admissions & Licensed Jurisdictions

Colorado
Admitted: 1982
U.S. District Court, District of Colorado and U.S. Court of Appeals, Tenth Circuit
Admitted: 1983
Ohio
Admitted: 1984

Client Reviews & Ratings — David William Osterman

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