Attorneys in Oak Brook, IL

17 registered attorneys

Source: NY Office of Court Administration, attorney registration dataset via data.ny.gov.

Oak Brook, IL - local register slice

Rank #9 of 40IL cities by NY office-row count.

Admission years on file: 1977–2021 (median 2002) across 17 dated rows. Longest-tenured listed office peers: Barry A. Jasilli (1977) , Mark Adam Chudzinski (1982) , Robert A. Ras (1982) .

Oak Brook's register footprint

Oak Brook, IL concentrates in Currently registered (76% of 17 rows; status mix index 6,194).

Among school-named rows, University Of Hong Kong alone is 33% (school mix index 3,333).

Mix index is HHI×10,000 on OCA status shares and on school-named rows. Distinct from the statewide rank line above.

All (17) Currently registered (13) Suspended, delinquent (3) Due to reregister within 30 days of birthday (1)

Register status - Oak Brook

office rows

What this shows 13 Currently registered of 17.

Source NY OCA Attorney Registrations via data.ny.gov As of 2026-08-06
Name Status
Dino Romero Agudo Currently registered
Susan Elizabeth Bell Currently registered
John Joseph Buttita Currently registered
Mark Adam Chudzinski Currently registered
Jacqueline Dagan Currently registered
Debra Mongillo Doyle Currently registered
Richard Jason Fine Currently registered
Cristen Mathews Hall Currently registered
Xiaoli Hu Currently registered
Barry A. Jasilli Currently registered
Avi Don Lifschitz Currently registered
Jonathan Marc Purow Currently registered
Alexander Idrees Ranjha Currently registered

Showing 1–13 of 13 attorneys with status Currently registered

Oak Brook's nearest office-count peers

Cities nearest Oak Brook on NY office-row count (17).

Bloomington, IL 17 (tie) Naperville, IL 17 (tie) North Chicago, IL 18 (delta 1) Rolling Meadows, IL 16 (delta 1) Highland Park, IL 15 (delta 2)

Source: NY Office of Court Administration via data.ny.gov - attorney registration counts.

Read our methodology - how this data is sourced, computed, and verified.