New York attorney record · Judicial Dept 3
Brett Michael Mcmahon
Univ. Of Southern California Gould School Of Law alumna, admitted to the New York bar in 2007, registered office in New York, NY. This established record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2007
- Admitted
- 19
- Years in bar
- 4492971
- NY reg #
The record in one line
Brett Michael Mcmahon has held an active New York bar license for 19 years - admitted in 2007, longer-tenured than 37% of the state's currently-active attorneys.
- 19 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- Top 63%
- by tenure among active NY attorneys
- Law school
- Univ. Of Southern California Gould School Of Law
Data updated May 2026
What this profile tells you
Bar status & tenure
Brett Michael Mcmahon carries New York bar registration 4492971, an established, active practitioner in good standing. Registration is recorded within Judicial Department 3, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Davis Polk & Wardwell LLP, located in New York, NY (New York County), ZIP 10017. 5 other attorneys share this firm affiliation in the registry. Educational background: UNIV. OF SOUTHERN CALIFORNIA GOULD SCHOOL OF LAW (30 registered alumni).
State context & due diligence
With an established practice on record, Brett Michael Mcmahon remains inside the New York bar's active cohort - see below for how that share of the register compares.
Experience vs. the active New York bar
Brett Michael Mcmahon was admitted in 2007, giving 19 years on the New York register. The histogram places that tenure against every currently-active attorney in the state, taller bars hold more attorneys at that experience level.
19 years on the New York bar
Years since admission, all currently-active NY attorneys
19 Top 63% higher than 37% of 284,296 active NY attorneys
Each bar is a band; taller bars hold more active NY attorneys. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source NY Office of Court Administration, Attorney Registration · May 2026
Univ. Of Southern California Gould School Of Law's active-bar rate
Of Univ. Of Southern California Gould School Of Law's 30 alumni in the New York register, 69.2% currently hold "Currently registered" status, above the statewide average.
Univ. Of Southern California Gould School Of Law alumni, active-bar rate
The 2007 admission class today
Of the 8,913 attorneys admitted to the New York bar in 2007, 85% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 4492971
- Year Admitted
- 2007 (19 yrs · senior)
- Judicial Department
- 3
- Next Registration
- May 2027
Location & Contact
- Company
- Davis Polk & Wardwell LLP
- City
- New York, NY
- County
- New York
- ZIP Code
- 10017
- Phone
- (212) 450-6196
Status Distribution Across the New York Bar
Brett Michael Mcmahon's current status, "Currently registered", places this attorney in the 66.2% of the 429,620-attorney New York register currently marked active.
Full statewide breakdown & source note
Source: NY Office of Court Administration, Attorney Registrations. Status counts reflect the latest reporting cycle. Bar status confirms registration only; it does not imply competence, specialty fit, or freedom from complaints.
Other Attorneys at Davis Polk & Wardwell LLP
Verify This Attorney
Verify on NY Courts Attorney SearchNearby Attorneys in New York, NY
Compare credentials side-by-side
Compare Brett Michael Mcmahon with similar attorneys in New York.
Compare attorneys →Before you rely on this record
Brett Michael Mcmahon's "Currently registered" listing confirms bar standing only, it is a registration fact to verify, not a verdict on quality or competence.
Frequently Asked Questions
Where is Brett Mcmahon licensed?
Brett Mcmahon is licensed to practice law in New York.
When was Brett Michael Mcmahon admitted to the bar?
Brett Michael Mcmahon was admitted to the bar in 2007.
Where did Brett Michael Mcmahon go to law school?
Brett Michael Mcmahon attended UNIV. OF SOUTHERN CALIFORNIA GOULD SCHOOL OF LAW.
What company does Brett Michael Mcmahon work for?
Brett Michael Mcmahon is associated with Davis Polk & Wardwell LLP in New York, NY.
Is Brett Michael Mcmahon in good standing?
Yes, Brett Michael Mcmahon holds active bar status ("Currently registered").
Sourced from the NY Office of Court Administration, informational only, not legal advice. Full disclosure.
Read our methodology - how this data is sourced, computed, and verified.