New York attorney record · Judicial Dept 2
Dennis John Duncan
Seton Hall University School Of Law alumna, admitted to the New York bar in 2008, registered office in Sunnyvale, CA. This established record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2008
- Admitted
- 18
- Years in bar
- 4530945
- NY reg #
The record in one line
Dennis John Duncan has held an active New York bar license for 18 years - admitted in 2008, longer-tenured than 38% of the state's currently-active attorneys.
- 18 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #27 of 66
- by tenure in Sunnyvale office peers
- Law school
- Seton Hall University School Of Law
Data updated August 2026
What this profile tells you
Bar status & tenure
Dennis John Duncan carries New York bar registration 4530945, an established, active practitioner in good standing. Registration is recorded within Judicial Department 2, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Walmart Inc., located in Sunnyvale, CA, ZIP 94086. 5 other attorneys share this firm affiliation in the registry. Educational background: Seton Hall University School of Law (2,918 registered alumni).
State context & due diligence
With an established practice on record, Dennis John Duncan 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
Dennis John Duncan was admitted in 2008, giving 18 years on the New York register.
18 years on the New York bar
Years since admission, all currently-active NY attorneys
18 Top 62% higher than 38% 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 Sunnyvale, CA office peers
Dennis John Duncan is toward the newer end of Sunnyvale, CA's NY register cohort: #27 of 66 by years since admission. See the Sunnyvale attorney directory .
- Local rank
- #27
- City cohort
- 66
- Local percentile
- 39th
- Admitted
- 2008
Nearest tenure peers in Sunnyvale
- Dan Yuan Chiao admitted 2008 · 18 yr
- Kristin Ella Grossman admitted 2008 · 18 yr
- Yanbing Hong admitted 2008 · 18 yr
- Sandra Priebe Kister admitted 2008 · 18 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 Dennis compares to fellow Seton Hall University School Of Law alumni
Among the 4,775 Seton Hall University School Of Law graduates in the New York register, Dennis John Duncan is longer-tenured than 40%.
18 years vs. Seton Hall University School Of Law alumni
Years since admission - 4,775 NY-registered alumni of this school
18 Top 60% higher than 40% of 4,775 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
Seton Hall University School Of Law's active-bar rate
Of Seton Hall University School Of Law's 2,918 alumni in the New York register, 81.4% currently hold "Currently registered" status, above the statewide average.
The 2008 admission class today
Of the 9,683 attorneys admitted to the New York bar in 2008, 68.4% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 4530945
- Year Admitted
- 2008 (18 yrs · senior)
- Judicial Department
- 2
- Next Registration
- Dec 2026
Location & Contact
- Company
- Walmart Inc.
- City
- Sunnyvale, CA
- ZIP Code
- 94086
- Phone
- (973) 743-7100
Education
Status Distribution Across the New York Bar
Dennis John Duncan'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: Walmart Inc.
Other NY-registered attorneys who share this firm name on the OCA register (not a geographic peer set).
Near-tenure Seton Hall University School Of Law alumni
Fellow alumni on the NY register whose admission year is closest to 2008 (excluding same-firm colleagues above).
Same admission year (2008), other cities
NY-registered attorneys admitted in 2008 whose listed office city differs from Sunnyvale, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for Dennis John Duncan: closest NY bar admission year outside CA, and closest out-of-state office cities by how many NY-registered attorneys they list (~67 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~2008)
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 Sunnyvale, CA
Compare credentials side-by-side
Compare Dennis John Duncan with similar attorneys in Sunnyvale.
Compare attorneys →Before you rely on this record
Dennis John Duncan'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 Dennis Duncan licensed?
Dennis Duncan is licensed to practice law in New York.
When was Dennis John Duncan admitted to the bar?
Dennis John Duncan was admitted to the bar in 2008.
Where did Dennis John Duncan go to law school?
Dennis John Duncan attended Seton Hall University School of Law.
What company does Dennis John Duncan work for?
Dennis John Duncan is associated with Walmart Inc. in Sunnyvale, CA.
Is Dennis John Duncan in good standing?
Yes, Dennis John Duncan 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.