New York attorney record · Judicial Dept 3

Deirdre Anne Aaron

Washington University In St. Louis alumna, admitted to the New York bar in 2011, registered office in Dresher, PA. This established record's status, address, and registration history come straight from the NY Office of Court Administration.

2011
Admitted
15
Years in bar
4939245
NY reg #

The record in one line

Deirdre Anne Aaron has held an active New York bar license for 15 years - admitted in 2011, longer-tenured than 37% of the state's currently-active attorneys.

15 yrs
in active practice since admission
Active
current bar status: "Currently registered"
Top 63%
by tenure among active NY attorneys
Law school
Washington University In St. Louis

Data updated May 2026

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Bar status
Currently registered
active
Current registration status per NY Office of Court Administration
Year admitted
2011
15 years
Year of first admission to the New York bar
Law school
Washington University In St. Louis
67.2% active rate
Law school attended, with active-bar rate where available
Registration
4939245
NY registration #
Official NY OCA attorney registration number

What this profile tells you

Bar status & tenure

Deirdre Anne Aaron carries New York bar registration 4939245, an established, active practitioner 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 Winebrake & Santillo, LLC, located in Dresher, PA, ZIP 19025. 2 other attorneys share this firm affiliation in the registry. Educational background: WASHINGTON UNIVERSITY IN ST. LOUIS (245 registered alumni).

State context & due diligence

With an established practice on record, Deirdre Anne Aaron 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

Deirdre Anne Aaron was admitted in 2011, giving 15 years on the New York register. The histogram places that tenure against every currently-active attorney in the state, taller bars hold more attorneys at that experience level.

15 years on the New York bar

Years since admission, all currently-active NY attorneys

15 Top 63% higher than 37% of 284,296 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 · May 2026

How Deirdre compares to fellow Washington University In St. Louis alumni

Among the 228 Washington University In St. Louis graduates in the New York register, Deirdre Anne Aaron is longer-tenured than 56% - a school-cohort view of experience, alongside the statewide one above.

15 years vs. Washington University In St. Louis alumni

Years since admission - 228 NY-registered alumni of this school

15 Top 44% higher than 56% of 228 fellow alumni

This attorney 5 60 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 · May 2026

Washington University In St. Louis's active-bar rate

Of Washington University In St. Louis's 245 alumni in the New York register, 67.2% currently hold "Currently registered" status, above the statewide average.

Washington University In St. Louis alumni, active-bar rate

0%100%New York avg66%67.2%
Washington University In St. Louis alumni, active-bar rate

The 2011 admission class today

Of the 9,856 attorneys admitted to the New York bar in 2011, 85.9% are still "Currently registered" today, above the statewide average across all admission years.

60%70%80%90% Statewide, all years2011 class 66.2% 85.9% ▲ +29.8%
Bar retention: statewide average vs. the 2011 admission class

Professional Details

Status
Currently registered
Registration Number
4939245
Year Admitted
2011 (15 yrs · senior)
Judicial Department
3
Next Registration
May 2027

Location & Contact

Company
Winebrake & Santillo, LLC
ZIP Code
19025
Phone
(215) 884-2491

Status Distribution Across the New York Bar

Deirdre Anne Aaron'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
Cohort Attorneys Share Profile relevance
Active in good standing 284,296
66.2%
This attorney is in this cohort
Other / inactive / discipline 145,324
33.8%
Verify status before engaging
Total registered 429,620 100.0% 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.

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Before you rely on this record

Deirdre Anne Aaron'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 Deirdre Aaron licensed?

Deirdre Aaron is licensed to practice law in New York.

When was Deirdre Anne Aaron admitted to the bar?

Deirdre Anne Aaron was admitted to the bar in 2011.

Where did Deirdre Anne Aaron go to law school?

Deirdre Anne Aaron attended WASHINGTON UNIVERSITY IN ST. LOUIS.

What company does Deirdre Anne Aaron work for?

Deirdre Anne Aaron is associated with Winebrake & Santillo, LLC in Dresher, PA.

Is Deirdre Anne Aaron in good standing?

Yes, Deirdre Anne Aaron holds active bar status ("Currently registered").

Sourced from the NY Office of Court Administration, informational only, not legal advice. Full disclosure.