Shannon E. O'Neil

4.4 (34 reviews )

Washington District of Columbia United States

Energy Law

Recognized in Ones to Watch since 2024

202-973-4200 Website

About Shannon

Shannon E. O'Neil is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law.Shannon E., who practices law in Washington, District of Columbia, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Shannon E. is held by other top lawyers in the same geographic and legal practice area.

Shannon E. O'Neil is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law.

Shannon E., who practices law in Washington, District of Columbia, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Shannon E. is held by other top lawyers in the same geographic and legal practice area.

Practice Areas

Energy Law

Education

The University of North Carolina at Chapel Hill

Awards & Recognition

Recognized: Energy Law

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Reviews

4.4 / 5

34 Reviews

1,029 Profile Views

Christina Rau

Feb 02, 2026

A very good experience overall with the entire team at Shannon E. O'Neil's legal practice

I appreciate how Shannon E. O'Neil handled my case. No fluff, just straight to the point and very effective representation for my Energy Law matter. They are obviously very experienced and know how to...

Alan Buckridge

Feb 02, 2026

I was completely overwhelmed until I found Shannon E. O'Neil for my Energy Law case

After my incident in Washington, I was bombarded with calls and paperwork I didn't understand. I reached out to Shannon E. O'Neil for help with my Energy Law claim and it was the best decision I could...

June Satterfield

Feb 02, 2026

Professional service and clear communication provided by Shannon E. O'Neil in Washington

Ashley Thompson

Feb 02, 2026

Exactly what I needed after my legal issue in Washington - Shannon E. O'Neil was a lifesaver

Last year, I found myself in a really difficult spot with a Energy Law problem in Washington. I had no idea where to start and was honestly terrified of the process. Shannon E. O'Neil was recommended...

Jeannette Wolf

Feb 02, 2026

Professional service and clear communication provided by Shannon E. O'Neil in Washington

I've worked with a few lawyers in Washington over the years, but Shannon E. O'Neil stands out for their honesty and thoroughness. They were clear about the process and kept me updated at all times. I...