2026 Edition

The Power 100

Ranked by editorial judgment of influence, relationships, and networking value. How we rank.

Showing 3 of 100

8

Brian Barr

President

Levin Papantonio

Pensacola, FL · Litigation leaders

Firm president with pharmaceutical, environmental, and national mass tort leadership experience.

3M earplugsXareltoCamp Lejeune
16

Diandra “Fu” Debrosse Zimmermann

Birmingham managing partner; mass tort co-chair

DiCello Levitt

Birmingham, AL · Litigation leaders

Plaintiff lawyer with leadership spanning infant formula, hair relaxer, paraquat, social media harms, public clients, and civil rights.

NEC/infant formulahair relaxerparaquat
25

Fibich Leebron Copeland & Briggs

Houston, TX · Litigation leaders

Plaintiff lawyer with Paragard and Suboxone lead roles and hair relaxer steering committee work described in her MTMP biography.

ParagardSuboxonehair relaxer