Atty. J. William Callison

Atty. J. William Callison

J. William Callison is a lawyer practicing corporate, corporate governance, government and 9 other areas of law.

Denver Denver 44 J. Erfahrung 44 year
Call (303) 547-9664 Book Appointment

Profile Summary

About J. William Callison at a glance

J. William Callison is a Partner based in Denver, Colorado, practicing at Faegre Drinker Biddle & Reath LLP. They have 44+ years of legal experience, licensed to practice since 1982. Their practice focuses on business, real estate, tax litigation, zoning, and m&a. Admitted to practice in Colorado (1982) and Texas (1994). Educated at University of Colorado at Boulder (J.D. Yale, 1982) and Oberlin College (A.B., 1977). Recognitions include AV Preeminent. Active member of Heart of the Rockies Bar Association. Serands clients in Denver, CO and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

Über uns

  • J. William Callison is a lawyer practicing corporate, corporate governance, government and 9 other areas of law
  • J. received a A.B. degree from Oberlin College in 1977, and has been licensed for 44 years
  • J. practices at Faegre Drinker Biddle & Reath LLP in Denver, CO

Practice Areas Explained

J. William Callison's Areas of Practice

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

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

J. William Callison is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Colorado →

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

J. William Callison is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in Colorado →

Tax Litigation

J. William Callison is one of 3,110 tax litigation attorneys indexed nationally. Browse tax litigation attorneys in Colorado →

Land Use & Zoning

J. William Callison is one of 40,226 zoning attorneys indexed nationally. Browse zoning attorneys in Colorado →

Mergers & Acquisitions

J. William Callison is one of 49,731 m&a attorneys indexed nationally. Browse m&a 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 J. William Callison

Where is J. William Callison's law office located?
J. William Callison's law practice is located in Denver, Colorado. The firm is Faegre Drinker Biddle & Reath LLP. You can contact the office directly through this profile page.
What practice areas does J. William Callison handle?
J. William Callison focuses on business, real estate, tax litigation, zoning, m&a. Each practice area listed reflects experience handling cases of that type in Colorado.
How long has J. William Callison practiced law?
J. William Callison has 44+ years of legal experience and has been licensed since 1982.
Where did J. William Callison go to law school?
J. William Callison earned their education at (J.D. Yale, 1982); (A.B., 1977).
How can I contact J. William Callison for a consultation?
You can contact J. William Callison 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 J. William Callison received?
J. William Callison's notable recognition includes: AV Preeminent.

Education

J.D. Yale
University of Colorado at Boulder
- 1982
A.B.
Oberlin College
- 1977

Awards

AV Preeminent

Bar Admissions

Colorado
Admitted: 1982
Texas
Admitted: 1994

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