New York attorney record · Judicial Dept 3
William Ivan Greenbaum
Cornell alumna, admitted to the New York bar in 1977, registered office in Parsippany, NJ. 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
- 1373042
- NY reg #
The record in one line
William Ivan Greenbaum 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
- Cornell
Data updated May 2026
What this profile tells you
Bar status & tenure
William Ivan Greenbaum has carried New York bar registration 1373042 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 Ogc Solutions LLP, located in Parsippany, NJ, ZIP 07054. 5 other attorneys share this firm affiliation in the registry. Educational background: CORNELL (2,756 registered alumni).
State context & due diligence
Across a career spanning 49 years, William Ivan Greenbaum 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
William Ivan Greenbaum'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 William compares to fellow Cornell alumni
Among the 1,224 Cornell graduates in the New York register, William Ivan Greenbaum is longer-tenured than 99% - a school-cohort view of experience, alongside the statewide one above.
49 years vs. Cornell alumni
Years since admission - 1,224 NY-registered alumni of this school
49 Top 1% higher than 99% of 1,224 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
Cornell's active-bar rate
Of Cornell's 2,756 alumni in the New York register, 49.5% currently hold "Currently registered" status, below the statewide average.
Cornell 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
- 1373042
- Year Admitted
- 1977 (49 yrs · veteran)
- Judicial Department
- 3
- Next Registration
- Dec 2026
Location & Contact
- Company
- Ogc Solutions LLP
- City
- Parsippany, NJ
- ZIP Code
- 07054
- Phone
- (201) 712-1616
Education
Status Distribution Across the New York Bar
William Ivan Greenbaum'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 Ogc Solutions LLP
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Compare attorneys →Before you rely on this record
William Ivan Greenbaum'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 William Greenbaum licensed?
William Greenbaum is licensed to practice law in New York.
When was William Ivan Greenbaum admitted to the bar?
William Ivan Greenbaum's admission to the New York bar dates back to 1977.
Where did William Ivan Greenbaum go to law school?
William Ivan Greenbaum attended CORNELL.
What company does William Ivan Greenbaum work for?
William Ivan Greenbaum is associated with Ogc Solutions LLP in Parsippany, NJ.
Is William Ivan Greenbaum in good standing?
Yes, William Ivan Greenbaum 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.