New York attorney record · Judicial Dept 2
Leslie Allen Klein
Brooklyn alumna, admitted to the New York bar in 1976, registered office in Purchase, NY. A half-lifetime's worth of status, address, and registration history on this record come straight from the NY Office of Court Administration.
- 1976
- Admitted
- 50
- Years in bar
- 1098961
- NY reg #
The record in one line
Leslie Allen Klein has spent 50 years on the register since admission in 1976, one of the longest-standing active practitioners the state bar carries at 96% tenure percentile.
- 50 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- Top 4%
- by tenure among active NY attorneys
- Law school
- Brooklyn
Data updated May 2026
What this profile tells you
Bar status & tenure
Leslie Allen Klein has carried New York bar registration 1098961 for the better part of a career, still active and in good standing. Registration is recorded within Judicial Department 2, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Morgan Stanley Smith Barney LLC, located in Purchase, NY (Westchester County), ZIP 10577. 5 other attorneys share this firm affiliation in the registry. Educational background: BROOKLYN (5,464 registered alumni).
State context & due diligence
Across a career spanning 50 years, Leslie Allen Klein 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
Leslie Allen Klein's 50 years since a 1976 admission places this record near the far edge of the statewide tenure curve below.
50 years on the New York bar
Years since admission, all currently-active NY attorneys
50 Top 4% higher than 96% 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
How Leslie compares to fellow Brooklyn alumni
Among the 2,735 Brooklyn graduates in the New York register, Leslie Allen Klein is longer-tenured than 99% - a school-cohort view of experience, alongside the statewide one above.
50 years vs. Brooklyn alumni
Years since admission - 2,735 NY-registered alumni of this school
50 Top 1% higher than 99% of 2,735 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 · May 2026
Brooklyn's active-bar rate
Of Brooklyn's 5,464 alumni in the New York register, 47.9% currently hold "Currently registered" status, below the statewide average.
Brooklyn alumni, active-bar rate
The 1976 admission class today
Of the 3,226 attorneys admitted to the New York bar in 1976, 50.9% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 1098961
- Year Admitted
- 1976 (50 yrs · veteran)
- Judicial Department
- 2
- Next Registration
- Jan 2028
Location & Contact
- Company
- Morgan Stanley Smith Barney LLC
- City
- Purchase, NY
- County
- Westchester
- ZIP Code
- 10577
- Phone
- (914) 225-9999
Education
Status Distribution Across the New York Bar
Leslie Allen Klein'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 Morgan Stanley Smith Barney LLC
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Compare attorneys →Before you rely on this record
Leslie Allen Klein'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 Leslie Klein licensed?
Leslie Klein is licensed to practice law in New York.
When was Leslie Allen Klein admitted to the bar?
Leslie Allen Klein's admission to the New York bar dates back to 1976.
Where did Leslie Allen Klein go to law school?
Leslie Allen Klein attended BROOKLYN.
What company does Leslie Allen Klein work for?
Leslie Allen Klein is associated with Morgan Stanley Smith Barney LLC in Purchase, NY.
Is Leslie Allen Klein in good standing?
Yes, Leslie Allen Klein 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.