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

Contact Me

Login Required

Please login to contact this attorney

Reviews

4.4 / 5

34 Reviews

1,031 Profile Views

Blanche Smith

Feb 02, 2026

The absolute best in Washington for Energy Law - and I mean that from the bottom of my heart

I didn't think I'd find such a good lawyer in District of Columbia, but here we are and I am thoroughly impressed. Shannon E. O'Neil is just awesome and exceeded all my expectations. No complaints at...

Daniel Bauch

Feb 02, 2026

Really helpful and compassionate service from everyone at Shannon E. O'Neil's firm

Everyone at Shannon E. O'Neil's office in Washington was so nice and helpful. They made a tough situation a lot easier to deal with by being so patient and explaining everything clearly. I never felt...

Amber Sauer

Feb 02, 2026

A huge weight off my shoulders thanks to the amazing work of Shannon E. O'Neil

Shannon E. O'Neil has been doing this since 2024, and it definitely shows in their work. They're pros through and through and I wouldn't trust anyone else with my legal matters in District of Columbia...

Toni Littel-Kunze

Feb 02, 2026

Would recommend Shannon E. O'Neil for sure to anyone in Washington needing legal help

I wasn't sure who to call for my Energy Law problem, but I'm so glad I went with Shannon E. O'Neil. They really listened to me and understood my situation. It was such a relief to have someone so know...

Amos Von

Feb 02, 2026

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

It's hard finding a reliable lawyer these days, but Shannon E. O'Neil in Washington is definitely one of the good ones. Would use them again if needed without hesitation. They are professional, respon...