Atty. Karen S. Kellen

Atty. Karen S. Kellen

Karen S. Kellen is a lawyer practicing environmental law, government contracts law.

Denver Denver 40 yrs experience 40 year
Call (303) 952-0492 Book Appointment

Profile Summary

About Karen S. Kellen at a glance

Karen S. Kellen is an Asst. Reg. Coun., U.S. Envir. Protec. Agcy. based in Denver, Colorado. They have 40+ years of legal experience, licensed to practice since 1986. Their practice focuses on environmental and government. Admitted to practice in Missouri (1986), Illinois (1987), and Colorado (1998). Educated at Washington University (J.D., 1986) and Illinois Benedictine College (B.A., 1979). Serands clients in Denver, CO and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Karen S. Kellen is a lawyer practicing environmental law, government contracts law
  • Karen received a B.A. degree from Illinois Benedictine College in 1979, and has been licensed for 40 years
  • Karen practices in Denver, CO

Practice Areas Explained

Karen S. Kellen's Areas of Practice

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

Environmental Law

Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.

Karen S. Kellen is one of 56,434 environmental attorneys indexed nationally. Browse environmental attorneys in Colorado →

Government & Administrative Law

Attorneys for administrative law, agency hearings, government contracts, licensing, and public benefits.

Karen S. Kellen is one of 132,225 government attorneys indexed nationally. Browse government 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 Karen S. Kellen

Where is Karen S. Kellen's law office located?
Karen S. Kellen's law practice is located in Denver, Colorado. You can contact the office directly through this profile page.
What practice areas does Karen S. Kellen handle?
Karen S. Kellen focuses on environmental, government. Each practice area listed reflects experience handling cases of that type in Colorado.
How long has Karen S. Kellen practiced law?
Karen S. Kellen has 40+ years of legal experience and has been licensed since 1986.
Where did Karen S. Kellen go to law school?
Karen S. Kellen earned their education at (J.D., 1986); (B.A., 1979).
How can I contact Karen S. Kellen for a consultation?
You can contact Karen S. Kellen 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.

Education

J.D.
Washington University
- 1986
B.A.
Illinois Benedictine College
- 1979

Bar Admissions

Missouri
Admitted: 1986
Illinois
Admitted: 1987
Colorado
Admitted: 1998

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