Firm / employer
O'Brien Firm PC
1 New York-registered attorney · Philadelphia, PA (1)
Attorneys currently listing this employer
- William Joseph O'Brien · Registered · admitted 2004 · here since at least September 2026
Similar sounding firms
- O'Brien · 6 attorneys · same name · may be the same firm
- O'Brien Law Office · 2 attorneys · same name · may be the same firm
- O'Brien Law, P.C. · 2 attorneys · same name · may be the same firm
- O'Brien Law Firm, LLC · 2 attorneys · same name · may be the same firm
- Brien Law Group, Inc. · 1 attorney · same name · may be the same firm
- The O'Brien Law Group LLC · 1 attorney · same name · may be the same firm
- Breen Law, PLLC · 1 attorney · same-sounding name
- Boren Law, P.C. · 1 attorney · same-sounding name
From NYS Office of Court Administration registration records; current as of October 2026.