New York attorney record · Judicial Dept 1
Brian Alden Seidenberg
New York Law School alumna, admitted to the New York bar in 2010, registered office in Ft Lauderdale, FL. This established record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2010
- Admitted
- 16
- Years in bar
- 4853958
- NY reg #
The record in one line
Brian Alden Seidenberg has held an active New York bar license for 16 years - admitted in 2010, longer-tenured than 38% of the state's currently-active attorneys.
- 16 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #64 of 83
- by tenure in Ft Lauderdale office peers
- Law school
- New York Law School
Data updated August 2026
What this profile tells you
Bar status & tenure
Brian Alden Seidenberg carries New York bar registration 4853958, an established, active practitioner in 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 Polsinelli PC, located in Ft Lauderdale, FL, ZIP 33301. 5 other attorneys share this firm affiliation in the registry. Educational background: New York Law School (15,778 registered alumni).
State context & due diligence
With an established practice on record, Brian Alden Seidenberg 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
Brian Alden Seidenberg was admitted in 2010, giving 16 years on the New York register.
16 years on the New York bar
Years since admission, all currently-active NY attorneys
16 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 Ft Lauderdale, FL office peers
In Ft Lauderdale, FL's NY-registered cohort of 83, Brian Alden Seidenberg sits at local tenure rank #64 (76th percentile). See the Ft Lauderdale attorney directory .
- Local rank
- #64
- City cohort
- 83
- Local percentile
- 76th
- Admitted
- 2010
Nearest tenure peers in Ft Lauderdale
- Myriam Clerge admitted 2010 · 16 yr
- Kristina Marie Dimaggio admitted 2010 · 16 yr
- Mark Lawrence Rosen admitted 2010 · 16 yr
- Meghan Elizabeth Wood admitted 2010 · 16 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 Brian compares to fellow New York Law School alumni
Among the 8,062 New York Law School graduates in the New York register, Brian Alden Seidenberg is longer-tenured than 50%.
16 years vs. New York Law School alumni
Years since admission - 8,062 NY-registered alumni of this school
16 Top 50% higher than 50% of 8,062 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
The 2010 admission class today
Of the 10,128 attorneys admitted to the New York bar in 2010, 69.6% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 4853958
- Year Admitted
- 2010 (16 yrs · senior)
- Judicial Department
- 1
- Next Registration
- Mar 2028
Location & Contact
- Company
- Polsinelli PC
- City
- Ft Lauderdale, FL
- ZIP Code
- 33301
- Phone
- (305) 921-1809
Education
Status Distribution Across the New York Bar
Brian Alden Seidenberg'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.
Other Attorneys at Polsinelli PC
Verify This Attorney
Verify on NY Courts Attorney SearchNearby Attorneys in Ft Lauderdale, FL
Compare credentials side-by-side
Compare Brian Alden Seidenberg with similar attorneys in Ft Lauderdale.
Compare attorneys →Before you rely on this record
Brian Alden Seidenberg'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 Brian Seidenberg licensed?
Brian Seidenberg is licensed to practice law in New York.
When was Brian Alden Seidenberg admitted to the bar?
Brian Alden Seidenberg was admitted to the bar in 2010.
Where did Brian Alden Seidenberg go to law school?
Brian Alden Seidenberg attended New York Law School.
What company does Brian Alden Seidenberg work for?
Brian Alden Seidenberg is associated with Polsinelli PC in Ft Lauderdale, FL.
Is Brian Alden Seidenberg in good standing?
Yes, Brian Alden Seidenberg 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.