New York attorney record · Judicial Dept 2
Mark Jeffrey Welshimer
Harvard Law School alumna, admitted to the New York bar in 1977, registered office in New York, NY. A half-lifetime's worth of status, address, and registration history on this record come straight from the NY Office of Court Administration.
- 1977
- Admitted
- 49
- Years in bar
- 1201151
- NY reg #
The record in one line
Mark Jeffrey Welshimer has spent 49 years on the register since admission in 1977, one of the longest-standing active practitioners the state bar carries at 92% tenure percentile.
- 49 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- Top 8%
- by tenure among active NY attorneys
- Law school
- Harvard Law School
Data updated May 2026
What this profile tells you
Bar status & tenure
Mark Jeffrey Welshimer has carried New York bar registration 1201151 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 Sullivan & Cromwell, located in New York, NY (New York County), ZIP 10004. 5 other attorneys share this firm affiliation in the registry. Educational background: Harvard Law School (16,595 registered alumni).
State context & due diligence
Across a career spanning 49 years, Mark Jeffrey Welshimer 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
Mark Jeffrey Welshimer's 49 years since a 1977 admission places this record near the far edge of the statewide tenure curve below.
49 years on the New York bar
Years since admission, all currently-active NY attorneys
49 Top 8% higher than 92% 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 Mark compares to fellow Harvard Law School alumni
Among the 8,587 Harvard Law School graduates in the New York register, Mark Jeffrey Welshimer is longer-tenured than 99% - a school-cohort view of experience, alongside the statewide one above.
49 years vs. Harvard Law School alumni
Years since admission - 8,587 NY-registered alumni of this school
49 Top 1% higher than 99% of 8,587 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
Harvard Law School's active-bar rate
Of Harvard Law School's 16,595 alumni in the New York register, 73.6% currently hold "Currently registered" status, above the statewide average.
Harvard Law School alumni, active-bar rate
The 1977 admission class today
Of the 3,593 attorneys admitted to the New York bar in 1977, 51.3% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 1201151
- Year Admitted
- 1977 (49 yrs · veteran)
- Judicial Department
- 2
- Next Registration
- Oct 2026
Location & Contact
- Company
- Sullivan & Cromwell
- City
- New York, NY
- County
- New York
- ZIP Code
- 10004
- Phone
- (212) 558-3669
Education
Status Distribution Across the New York Bar
Mark Jeffrey Welshimer'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 Sullivan & Cromwell
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Mark Jeffrey Welshimer'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 Mark Welshimer licensed?
Mark Welshimer is licensed to practice law in New York.
When was Mark Jeffrey Welshimer admitted to the bar?
Mark Jeffrey Welshimer's admission to the New York bar dates back to 1977.
Where did Mark Jeffrey Welshimer go to law school?
Mark Jeffrey Welshimer attended Harvard Law School.
What company does Mark Jeffrey Welshimer work for?
Mark Jeffrey Welshimer is associated with Sullivan & Cromwell in New York, NY.
Is Mark Jeffrey Welshimer in good standing?
Yes, Mark Jeffrey Welshimer 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.