New York attorney record · Judicial Dept 1
Deidre G. O'Byrne
Columbia University alumna, admitted to the New York bar in 1998, registered office in Salem, NH. Decades of status, address, and registration history on this record come straight from the NY Office of Court Administration.
- 1998
- Admitted
- 28
- Years in bar
- 2914596
- NY reg #
The record in one line
With 28 years on the register since a 1998 admission, Deidre G. O'Byrne ranks among the New York bar's most senior active practitioners, longer-tenured than 62% of the currently-active bar.
- 28 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #3 of 10
- by tenure in Salem office peers
- Law school
- Columbia University
Data updated August 2026
What this profile tells you
Bar status & tenure
Registration 2914596 with the New York bar authority has long belonged to Deidre G. O'Byrne, a veteran practitioner still in active good standing. Registration is recorded within Judicial Department 1, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Beacon Trust Company, located in Salem, NH, ZIP 03079. 1 other attorney shares this firm affiliation in the registry. Educational background: COLUMBIA UNIVERSITY (3,238 registered alumni).
State context & due diligence
After 28 years on the register, Deidre G. O'Byrne 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 Deidre G. O'Byrne's 28 years since admission in 1998.
28 years on the New York bar
Years since admission, all currently-active NY attorneys
28 Top 38% higher than 62% 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 Salem, NH office peers
Within Salem, NH's 10-attorney local set, Deidre G. O'Byrne is #3 by tenure, a small-cohort read, not a statewide claim. See the Salem attorney directory .
- Local rank
- #3
- City cohort
- 10
- Local percentile
- 20th
- Admitted
- 1998
Nearest tenure peers in Salem
- Nicholas Manno admitted 1998 · 28 yr
- Heather Quigley Wallace admitted 2000 · 26 yr
- Frank X. O'Connor admitted 2001 · 25 yr
- Jane Chih-Ying Wang admitted 2004 · 22 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.
How Deidre compares to fellow Columbia University alumni
Among the 1,229 Columbia University graduates in the New York register, Deidre G. O'Byrne is longer-tenured than 41%.
28 years vs. Columbia University alumni
Years since admission - 1,229 NY-registered alumni of this school
28 Top 59% higher than 41% of 1,229 fellow alumni
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
Columbia University's active-bar rate
Of Columbia University's 3,238 alumni in the New York register, 53.6% currently hold "Currently registered" status, below the statewide average.
The 1998 admission class today
Of the 7,302 attorneys admitted to the New York bar in 1998, 62.9% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 2914596
- Year Admitted
- 1998 (28 yrs · veteran)
- Judicial Department
- 1
- Next Registration
- May 2028
Location & Contact
- Company
- Beacon Trust Company
- City
- Salem, NH
- ZIP Code
- 03079
- Phone
- (603) 681-4444
Education
Status Distribution Across the New York Bar
Deidre G. O'Byrne'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 firm affiliation: Beacon Trust Company
Other NY-registered attorneys who share this firm name on the OCA register (not a geographic peer set).
View all attorneys at this firm →Near-tenure Columbia University alumni
Fellow alumni on the NY register whose admission year is closest to 1998 (excluding same-firm colleagues above).
Same admission year (1998), other cities
NY-registered attorneys admitted in 1998 whose listed office city differs from Salem, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Deidre G. O'Byrne: closest NY bar admission year outside NH, and closest out-of-state office cities by how many NY-registered attorneys they list (~11 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~1998)
Counts come from the NY State Office of Court Administration registration extract; peers are not a competence or practice-area ranking.
Verify This Attorney
Verify on NY Courts Attorney SearchNearby Attorneys in Salem, NH
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Compare Deidre G. O'Byrne with similar attorneys in Salem.
Compare attorneys →Before you rely on this record
Deidre G. O'Byrne'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 Deidre O'Byrne licensed?
Deidre O'Byrne is licensed to practice law in New York.
When was Deidre G. O'Byrne admitted to the bar?
Deidre G. O'Byrne's admission to the New York bar dates back to 1998.
Where did Deidre G. O'Byrne go to law school?
Deidre G. O'Byrne attended COLUMBIA UNIVERSITY.
What company does Deidre G. O'Byrne work for?
Deidre G. O'Byrne is associated with Beacon Trust Company in Salem, NH.
Is Deidre G. O'Byrne in good standing?
Yes, Deidre G. O'Byrne 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.