CO

Colin Oldberg

Denver, CO

Trusted tax attorney serving Denver.

Practices in

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Colin Oldberg is an attorney based in Denver, COLORADO. The practice focuses on Tax.

Based in
Denver, COLORADO
Experience
attorney
Known for
Tax
  • Handles Tax matters from Denver, COLORADO.
  • Recognized with Best Lawyers in America — Tax Law (2026).

About Colin Oldberg: Colin Oldberg is an attorney based in Denver, COLORADO. The practice focuses on Tax.

Areas of practice

Practice focus

Colin Oldberg represents clients in Denver, Colorado across the following areas of law. Each area links to other verified attorneys with the same focus.

Biography

About 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. 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.

Credentials

Education

  • University of Colorado at Boulder

    J.D. · 2017

Recognition

Awards & honors

  • Best Lawyers in America — Tax Law

    2026

Locations

Office locations

Main office

675 Fifteenth Street, Suite 2900

Denver, Colorado 80202

Open in Google Maps

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Client reviews

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Frequently asked

Common questions

  • What areas of law does Colin Oldberg practice?

    Colin Oldberg focuses on Tax.

  • Where is Colin Oldberg located?

    Colin Oldberg primarily serves clients in Denver, Colorado, with an office at 675 Fifteenth Street, Suite 2900.

  • Is Colin Oldberg a verified attorney?

    Colin Oldberg's profile is listed but has not yet been claimed by the attorney. Verification status is pending.

  • How can I schedule a consultation with Colin Oldberg?

    You can book a consultation through LawyersListed directly from this page. Initial outreach can also be made by phone at 303-223-1100.