Margaret O. Costello

Margaret O. Costello

Atlanta, GA recognized lawyers icon Recognized in Ones to Watch since 2023
Arnall Golden Gregory LLP

81 Best Lawyers awards

Arnall Golden Gregory LLP logo

Awarded Practice Areas

Corporate Law Mergers and Acquisitions Law

Biography

Margaret O. Costello is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Mergers and Acquisitions Law.

Margaret O., who practices law in Atlanta, Georgia, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Margaret O. is held by other top lawyers in the same geographic and legal practice area.

Arnall Golden Gregory LLP

81 Best Lawyers awards

Arnall Golden Gregory LLP logo

Overview

  • Tulane University, J.D., graduated 2020
  • Tulane University, J.D., graduated 2020

Client Testimonials

Awards & Focus

Recognized in Best Lawyers: Ones to Watch® in America 2026 for work in:
  • Corporate Law
  • Mergers and Acquisitions Law

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