New York attorney record · Judicial Dept 3
John Lawrence Mcmahon
Albany Law School alumna, admitted to the New York bar in 1956, registered office in Saratoga Springs, NY. A half-lifetime's worth of status, address, and registration history on this record come straight from the NY Office of Court Administration.
- 1956
- Admitted
- 70
- Years in bar
- 1342815
- NY reg #
The record in one line
John Lawrence Mcmahon has spent 70 years on the register since admission in 1956, one of the longest-standing active practitioners the state bar carries at 99% tenure percentile.
- 70 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #2 of 291
- by tenure in Saratoga Springs office peers
- Law school
- Albany Law School
Data updated August 2026
What this profile tells you
Bar status & tenure
John Lawrence Mcmahon has carried New York bar registration 1342815 for the better part of a career, still active and 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 Mcmahon & Coseo, PC, located in Saratoga Springs, NY (Saratoga County), ZIP 12866. Educational background: Albany Law School (8,285 registered alumni).
State context & due diligence
Across a career spanning 70 years, John Lawrence Mcmahon has remained part of the New York bar's active cohort, a share of the register detailed further below.
Experience vs. the active New York bar
John Lawrence Mcmahon's 70 years since a 1956 admission places this record near the far edge of the statewide tenure curve below.
70 years on the New York bar
Years since admission, all currently-active NY attorneys
70 Top 1% higher than 99% of 290,787 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 · August 2026
Tenure among Saratoga Springs, NY office peers
Most of the 291 NY-registered attorneys in Saratoga Springs, NY outrank John Lawrence Mcmahon on tenure; this record sits at the 0th local percentile (rank #2). See the Saratoga Springs attorney directory .
- Local rank
- #2
- City cohort
- 291
- Local percentile
- 0th
- Admitted
- 1956
Nearest tenure peers in Saratoga Springs
- Seth Rosner admitted 1955 · 71 yr
- Martin Arthur Meyer admitted 1959 · 67 yr
- Arnold B. Firestone admitted 1960 · 66 yr
- John J. Carusone admitted 1966 · 60 yr
How local rank is computed
Rank uses years since NY-bar admission among non-deceased registry rows that list the same office city and state, a local placement, not a statewide claim. Source: NY Office of Court Administration Attorney Registration · as of August 2026. Derived local rank, not published upstream.
How John compares to fellow Albany Law School alumni
Among the 4,944 Albany Law School graduates in the New York register, John Lawrence Mcmahon is longer-tenured than 99%.
70 years vs. Albany Law School alumni
Years since admission - 4,944 NY-registered alumni of this school
70 Top 1% higher than 99% of 4,944 fellow alumni
Each bar is a band; taller bars hold more fellow alumni. 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 · August 2026
Albany Law School's active-bar rate
Of Albany Law School's 8,285 alumni in the New York register, 73.4% currently hold "Currently registered" status, above the statewide average.
Albany Law School alumni, active-bar rate
The 1956 admission class today
Of the 1,325 attorneys admitted to the New York bar in 1956, 4.2% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 1342815
- Year Admitted
- 1956 (70 yrs · veteran)
- Judicial Department
- 3
- Next Registration
- Jan 2028
Location & Contact
- Company
- Mcmahon & Coseo, PC
- City
- Saratoga Springs, NY
- County
- Saratoga
- ZIP Code
- 12866
- Phone
- (518) 584-5030
Education
Status Distribution Across the New York Bar
John Lawrence Mcmahon's current status, "Currently registered", places this attorney in the 67.2% of the 432,625-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.
Near-tenure Albany Law School alumni
Fellow alumni on the NY register whose admission year is closest to 1956 (excluding same-firm colleagues above).
Same admission year (1956), other cities
NY-registered attorneys admitted in 1956 whose listed office city differs from Saratoga Springs, a vintage cohort, not a neighborhood list.
Verify This Attorney
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Compare credentials side-by-side
Compare John Lawrence Mcmahon with similar attorneys in Saratoga Springs.
Compare attorneys →Before you rely on this record
John Lawrence 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 John Mcmahon licensed?
John Mcmahon is licensed to practice law in New York.
When was John Lawrence Mcmahon admitted to the bar?
John Lawrence Mcmahon's admission to the New York bar dates back to 1956.
Where did John Lawrence Mcmahon go to law school?
John Lawrence Mcmahon attended Albany Law School.
What company does John Lawrence Mcmahon work for?
John Lawrence Mcmahon is associated with Mcmahon & Coseo, PC in Saratoga Springs, NY.
Is John Lawrence Mcmahon in good standing?
Yes, John Lawrence Mcmahon holds active bar status ("Currently registered").
Cite this page & disclosure
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.