Atty. Colin Oldberg

Atty. Colin Oldberg

Colin skillfully guides businesses and non-profit organizations through crucial tax decisions at the federal, state, and local levels. He focuses his practice on federal income tax, including formation, structure, and operation of tax-exempt entities, low-income housing and alternative energy tax credits, mergers and acquisitions, fund formation, and a variety of other corporate and partnership tax matters.

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Profile Summary

About Colin Oldberg at a glance

Colin Oldberg is a tax attorney based in Denver, Colorado, practicing at Brownstein Hyatt Farber Schreck LLP. Educated at University of Colorado at Boulder (J.D., 2017). Recognitions include Best Lawyers in America — Tax Law (2026). Serands clients in Denver, CO and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Colin skillfully guides businesses and non-profit organizations through crucial tax decisions at the federal, state, and local levels
  • He focuses his practice on federal income tax, including formation, structure, and operation of tax-exempt entities, low-income housing and alternative energy tax credits, mergers and acquisitions, fund formation, and a variety of other corporate and partnership tax matters
  • He also helps businesses find efficient tax solutions through his experience working on a range of state and local transactional taxation issues, including sales and use tax considerations for asset transactions and property tax exemptions
  • Clients of all sizes look to Colin for advice on a variety of business tax decisions in industries including energy and resources, oil and gas, and pet care
  • Before joining Holland & Hart, Colin worked as an Appellate Law Clerk for Judge Anthony J. Navarro of the Colorado Court of Appeals, where he drafted nearly 30 civil and criminal judicial opinions

Practice Areas Explained

Colin Oldberg's Areas of Practice

Each practice area below reflects the types of cases Colin Oldberg handles, with a brief overview of what that area of law covers.

Tax Law

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

Colin Oldberg is one of 85,302 tax attorneys indexed nationally. Browse tax attorneys in Colorado →

Jurisdictional Context

Why local counsel matters in Colorado

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 andnue, 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.

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

Frequently Asked

Common questions about Colin Oldberg

Where is Colin Oldberg's law office located?
Colin Oldberg's law practice is located in Denver, Colorado. The firm is Brownstein Hyatt Farber Schreck LLP. You can contact the office directly through this profile page.
What practice areas does Colin Oldberg handle?
Colin Oldberg focuses on tax. Each practice area listed reflects experience handling cases of that type in Colorado.
Where did Colin Oldberg go to law school?
Colin Oldberg earned their education at (J.D., 2017).
How can I contact Colin Oldberg for a consultation?
You can contact Colin Oldberg 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 Colin Oldberg received?
Colin Oldberg's notable recognition includes: Best Lawyers in America — Tax Law.

Practice Areas

Education

J.D.
University of Colorado at Boulder
- 2017

Awards

Best Lawyers in America — Tax Law
- 2026

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