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

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Bar status
Currently registered
active
Year admitted
2010
16 years
Law school
Indiana University Bloomington Maurer School Of Law
82.5% active rate
Registration
4804464
NY registration #

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

This attorney 0 80 every active NY attorney, bucketed by value

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

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

This attorney 0 30 every registered alum of this school, bucketed by value

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.

0%100%New York avg67%82.5%
Indiana University Bloomington Maurer School Of Law alumni, active-bar rate

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.

66%67%68%69%70% Statewide, all years2010 class 67.2% 69.6% ▲ +3.6%
Bar retention: statewide average vs. the 2010 admission class

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
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
Cohort Attorneys Share Relevance
Active in good standing 290,787
67.2%
This attorney is in this cohort
Other / inactive / discipline 141,838
32.8%
Verify status before engaging
Total registered 432,625 100.0% Full New York bar register

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.

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.

Counts come from the NY State Office of Court Administration registration extract; peers are not a competence or practice-area ranking.

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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.