New York attorney record · Judicial Dept 4
William Mark Borrill
Univ Of Dayton Sch Of Law alumna, admitted to the New York bar in 1990, registered office in New Hartford, NY. Decades of status, address, and registration history on this record come straight from the NY Office of Court Administration.
- 1990
- Admitted
- 36
- Years in bar
- 2305308
- NY reg #
The record in one line
With 36 years on the register since a 1990 admission, William Mark Borrill ranks among the New York bar's most senior active practitioners, longer-tenured than 79% of the currently-active bar.
- 36 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #18 of 62
- by tenure in New Hartford office peers
- Law school
- Univ Of Dayton Sch Of Law
Data updated August 2026
What this profile tells you
Bar status & tenure
Registration 2305308 with the New York bar authority has long belonged to William Mark Borrill, a veteran practitioner still in active good standing. Registration is recorded within Judicial Department 4, the appellate division overseeing this attorney's home district.
Practice context & education
The attorney's registration lists a business address in New Hartford, NY (Oneida County), ZIP 13413. Educational background: UNIV OF DAYTON SCH OF LAW (5 registered alumni).
State context & due diligence
After 36 years on the register, William Mark Borrill still falls within the New York bar's active cohort, a share of the register detailed further below.
Experience vs. the active New York bar
Few active New York attorneys match William Mark Borrill's 36 years since admission in 1990.
36 years on the New York bar
Years since admission, all currently-active NY attorneys
36 Top 21% higher than 79% 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 Hartford, NY office peers
William Mark Borrill is toward the newer end of New Hartford, NY's NY register cohort: #18 of 62 by years since admission. See the New Hartford attorney directory .
- Local rank
- #18
- City cohort
- 62
- Local percentile
- 27th
- Admitted
- 1990
Nearest tenure peers in New Hartford
- David Richard Diodati admitted 1990 · 36 yr
- Lori E. Petrone admitted 1990 · 36 yr
- Karen Eleanor Hilton admitted 1989 · 37 yr
- Cathy Ann King admitted 1991 · 35 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.
Univ Of Dayton Sch Of Law's active-bar rate
Of Univ Of Dayton Sch Of Law's 5 alumni in the New York register, 100% currently hold "Currently registered" status, above the statewide average.
The 1990 admission class today
Of the 6,112 attorneys admitted to the New York bar in 1990, 56.3% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 2305308
- Year Admitted
- 1990 (36 yrs · veteran)
- Judicial Department
- 4
- Next Registration
- Mar 2028
Location & Contact
- City
- New Hartford, NY
- County
- Oneida
- ZIP Code
- 13413
- Phone
- (315) 223-3084
Education
Status Distribution Across the New York Bar
William Mark Borrill'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.
Same admission year (1990), other cities
NY-registered attorneys admitted in 1990 whose listed office city differs from New Hartford, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for William Mark Borrill: closest NY bar admission year outside NY, and closest out-of-state office cities by how many NY-registered attorneys they list (~63 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~1990)
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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Compare attorneys →Before you rely on this record
William Mark Borrill'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 William Borrill licensed?
William Borrill is licensed to practice law in New York.
When was William Mark Borrill admitted to the bar?
William Mark Borrill's admission to the New York bar dates back to 1990.
Where did William Mark Borrill go to law school?
William Mark Borrill attended UNIV OF DAYTON SCH OF LAW.
Is William Mark Borrill in good standing?
Yes, William Mark Borrill 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.