JM

James M. Costan

Washington, DC

Practicing energy in Washington since 1974.

52+
Years practicing
5.0 ★
1 client review
2
Bar admissions

Practices in

Are you James M. Costan?

This profile was built from public bar records and is still unclaimed. Claim it free to control your photo, bio, and fees — and get client inquiries sent straight to you.

Claim this profile — free

Quick answer

James M. Costan is an attorney based in Washington, DC. The practice focuses on Energy. James has over 52 years of legal experience. Rated 5.0 out of 5 from 1 client review.

Based in
Washington, DC
Experience
over 52 years
Known for
Energy
  • Handles Energy matters from Washington, DC.
  • Over 52 years of practice as a licensed attorney.
  • Recognized with AV Preeminent.

About James M. Costan: James M. Costan is an attorney based in Washington, DC. The practice focuses on Energy. James has over 52 years of legal experience. Rated 5.0 out of 5 from 1 client review.

Areas of practice

Practice focus

James M. Costan represents clients in Washington, District of Columbia across the following areas of law. Each area links to other verified attorneys with the same focus.

Biography

About James M. Costan

Mr. James M. Costan is a lawyer practicing energy & utilities. James received a B.A. degree from University of Virginia, and has been licensed for 52 years. James practices in Washington, DC.

Credentials

Education

  • Washington & Lee University

    J.D. · 1974

  • University of Virginia B.A.

Jurisdictions

Bar admissions

  • District of Columbia

    1976 · ACTIVE

  • Virginia

    1974 · ACTIVE

Recognition

Awards & honors

  • AV Preeminent

Locations

Office locations

Main office

1050 Connecticut Avenue Northwest

Washington, DC 20036

Open in Google Maps

Client feedback

What clients say about James M. Costan

5.0

1 client review

Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once James M. Costan claims this profile.

Read all reviews

Frequently asked

Common questions

  • What areas of law does James M. Costan practice?

    James M. Costan focuses on Energy.

  • Where is James M. Costan located?

    James M. Costan primarily serves clients in Washington, District of Columbia, with an office at 1050 Connecticut Avenue Northwest.

  • How experienced is James M. Costan?

    James M. Costan has 52 years of legal practice, having been licensed since 1974.

  • Is James M. Costan a verified attorney?

    James M. Costan's profile is listed but has not yet been claimed by the attorney. Verification status is pending.

  • How can I schedule a consultation with James M. Costan?

    You can book a consultation through LawyersListed directly from this page. Initial outreach can also be made by phone at 771-209-7411.