New York attorney record · Judicial Dept 2
Ian Sully Henderson
Indiana University Bloomington Maurer School Of Law alumna, admitted to the New York bar in 2010, registered office in New Rochelle, NY. This established record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2010
- Admitted
- 16
- Years in bar
- 4804464
- NY reg #
The record in one line
Ian Sully Henderson has held an active New York bar license for 16 years - admitted in 2010, longer-tenured than 38% of the state's currently-active attorneys.
- 16 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #273 of 312
- by tenure in New Rochelle office peers
- Law school
- Indiana University Bloomington Maurer School Of Law
Data updated August 2026
What this profile tells you
Bar status & tenure
Ian Sully Henderson carries New York bar registration 4804464, an established, active practitioner 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 Henderson Law PLLC, located in New Rochelle, NY (Westchester County), ZIP 10801. Educational background: Indiana University Bloomington Maurer School of Law (365 registered alumni).
State context & due diligence
With an established practice on record, Ian Sully Henderson 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
Ian Sully Henderson was admitted in 2010, giving 16 years on the New York register.
16 years on the New York bar
Years since admission, all currently-active NY attorneys
16 Top 62% higher than 38% 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 New Rochelle, NY office peers
Ian Sully Henderson is among the longer-standing NY-bar records in New Rochelle, NY: #273 of 312 by years since admission (87th percentile locally). See the New Rochelle attorney directory .
- Local rank
- #273
- City cohort
- 312
- Local percentile
- 87th
- Admitted
- 2010
Nearest tenure peers in New Rochelle
- Lori Ann Corini admitted 2010 · 16 yr
- Thomas Samuel Kajubi admitted 2010 · 16 yr
- Michael Paul Resnick admitted 2010 · 16 yr
- Ari Abramowitz admitted 2011 · 15 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 Ian compares to fellow Indiana University Bloomington Maurer School Of Law alumni
Among the 333 Indiana University Bloomington Maurer School Of Law graduates in the New York register, Ian Sully Henderson is longer-tenured than 70%.
16 years vs. Indiana University Bloomington Maurer School Of Law alumni
Years since admission - 333 NY-registered alumni of this school
16 Top 30% higher than 70% of 333 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
Indiana University Bloomington Maurer School Of Law's active-bar rate
Of Indiana University Bloomington Maurer School Of Law's 365 alumni in the New York register, 82.5% currently hold "Currently registered" status, above the statewide average.
The 2010 admission class today
Of the 10,128 attorneys admitted to the New York bar in 2010, 69.6% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 4804464
- Year Admitted
- 2010 (16 yrs · senior)
- Judicial Department
- 2
- Next Registration
- Dec 2026
Location & Contact
- Company
- Henderson Law PLLC
- City
- New Rochelle, NY
- County
- Westchester
- ZIP Code
- 10801
- Phone
- (914) 239-4900
Status Distribution Across the New York Bar
Ian Sully Henderson'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 Indiana University Bloomington Maurer School Of Law alumni
Fellow alumni on the NY register whose admission year is closest to 2010 (excluding same-firm colleagues above).
Same admission year (2010), other cities
NY-registered attorneys admitted in 2010 whose listed office city differs from New Rochelle, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Ian Sully Henderson: closest NY bar admission year outside NY, and closest out-of-state office cities by how many NY-registered attorneys they list (~313 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~2010)
Counts come from the NY State Office of Court Administration registration extract; peers are not a competence or practice-area ranking.
Verify This Attorney
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Compare attorneys →Before you rely on this record
Ian Sully Henderson'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 Ian Henderson licensed?
Ian Henderson is licensed to practice law in New York.
When was Ian Sully Henderson admitted to the bar?
Ian Sully Henderson was admitted to the bar in 2010.
Where did Ian Sully Henderson go to law school?
Ian Sully Henderson attended Indiana University Bloomington Maurer School of Law.
What company does Ian Sully Henderson work for?
Ian Sully Henderson is associated with Henderson Law PLLC in New Rochelle, NY.
Is Ian Sully Henderson in good standing?
Yes, Ian Sully Henderson 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.