Attorneys in Philadelphia, PA

1,854 registered attorneys

Philadelphia office-market desk (PA)

Statewide count rank #1 / 79PA cities, a large office market.

Among 1,854 non-deceased rows with an admission year, the span runs 1961-2026 (median 2010). Longest-tenured listed office peers: Martin R. Cramer (1961) , Richard D. Greenfield (1967) , Peter Jason (1967) .

Philadelphia's register footprint

Philadelphia, PA concentrates in Currently registered (80% of 1,854 rows; status mix index 6,527).

Among school-named rows, Temple University Beasley School Of Law alone is 39% (school mix index 3,387).

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

Philadelphia ZIP-led office book

Philadelphia spreads named employers across 1,058 firms (mix index 30); Duane Morris Llp leads at 32 of 1,782 named rows.

ZIP book runs 51 codes; 19103 holds 54% (1,008 rows).

Judicial dept 3 covers 53% of dept-tagged rows (991 of 4 departments present).

Largest admission decade is the 2010s at 35% of 1,854 dated rows - no single decade majority.

Derived from employer, ZIP, judicial-department, and admission-year fields on the same OCA extract - not a market-quality ranking.

Philadelphia registration renewal calendar

Next-registration months spread wide here - 12 distinct calendar months on file, no single month over 9% (Nov tops the list).

Renewal years span 2025–2028; 2027 leads at 47% (876 rows).

Median admission year 2010; mean tenure ~18.6 years on dated rows.

Next-registration month/year comes from the OCA extract (birthday-linked renewal window) - an administrative calendar, not a quality or discipline ranking.

Philadelphia law-firm-led employer book

law-firm employers lead this 1,854-row book at 44% (top named: Duane Morris Llp).

72 blank-employer rows sit beside the named book.

Also present: corporate (815), education (85), government (66).

Roles are heuristic labels on OCA employer strings (government, law firm, education, military, corporate, blank) - not a practice-area or quality ranking.

Philadelphia status stack

office rows

What this shows 80% Currently registered among 1,854 office rows.

Source NY OCA Attorney Registrations via data.ny.gov As of 2026-08-06
Name Status
Dominic J. De Simone Currently registered
Mark Justin Deal Currently registered
Zahra Rose Dean Currently registered
Kelly Glynn Deas Currently registered
Michael Leonard Debona Currently registered
John Joseph Delany Iii Due to reregister within 30 days of birthday
Joseph Francis Dell'Aquila Currently registered
Arjola Delli Currently registered
Raymond L. Deluca Currently registered
Frank Andrew Deluccia Currently registered
Allie Karoline Dempsey Currently registered
Xiaoxiang Deng Currently registered
Alexandria Erin Denis Currently registered
Deandra Denton Due to reregister within 30 days of birthday
Vincent Paul Depillis Currently registered
Joshua Brett Deringer Currently registered
Michael Joseph Derita Currently registered
Amanda Michelle Derose Currently registered
Erik Brandon Derr Currently registered
Emily Desa Currently registered
Adam Anthony Desipio Currently registered
Kellie Patricia Desrochers Currently registered
Robert George Devine Currently registered
Christopher Dey Due to reregister within 30 days of birthday
Rudolph Joseph Di Massa Jr. Currently registered
Yvonne Diabene Currently registered
Tracey Elizabeth Diamond Currently registered
Eric Diaz Currently registered
Nelson A. Diaz Delinquent
Harold B. Dichter Currently registered
David Clinton Didonna Currently registered
Gerhard P. Dietrich Currently registered
Andrew Nogi Dietrick Currently registered
Matthew Paul Egler Diferdinando Currently registered
Frank A. Digiacomo Currently registered
Ashley Diliberto Currently registered
Matthew C. Dimaio Currently registered
Nicholas Andre Dimarco Currently registered
Jamie Catherine Dimario Currently registered
Hengyang Ding Currently registered
Marylouise E. Dionne Suspended, delinquent
Claudio John Dipaolo Currently registered
John Angelo Dipasquale Iii Currently registered
Monica Grace Disare Currently registered
William Keff Doak Suspended, delinquent
Lee J. Dobkin Currently registered
Holly Carol Dobrosky Suspended, delinquent
Keith Michael Donoghue Currently registered
John P. Donohue Suspended, delinquent
Kathryn Ann Donohue Delinquent

Showing 351–400 of 1,854 attorneys

Philadelphia's nearest office-count peers

Closest office-row counts to 1,854 - not the same-state top list.

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

Out-of-state peers for Philadelphia

Philadelphia, PA at 1,854 office rows and 80% Currently registered - matched below on count and active rate (not the nearest-count strip above).

Counts and active rates come from the NY State Office of Court Administration registration extract; peers are not a market-quality or employment ranking.