New York attorney record · Judicial Dept 2
Sonja Jean Muller Cooper
Cardozo alumna, admitted to the New York bar in 1987, registered office in Scarsdale, NY. Decades of status, address, and registration history on this record come straight from the NY Office of Court Administration.
- 1987
- Admitted
- 39
- Years in bar
- 2091031
- NY reg #
The record in one line
With 39 years on the register since a 1987 admission, Sonja Jean Muller Cooper ranks among the New York bar's most senior active practitioners, longer-tenured than 79% of the currently-active bar.
- 39 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #169 of 374
- by tenure in Scarsdale office peers
- Law school
- Cardozo
Data updated August 2026
What this profile tells you
Bar status & tenure
Registration 2091031 with the New York bar authority has long belonged to Sonja Jean Muller Cooper, a veteran practitioner still in active 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 Glenn Roy Cooper, PC, located in Scarsdale, NY (Westchester County), ZIP 10583. Educational background: CARDOZO (1,521 registered alumni).
State context & due diligence
After 39 years on the register, Sonja Jean Muller Cooper 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 Sonja Jean Muller Cooper's 39 years since admission in 1987.
39 years on the New York bar
Years since admission, all currently-active NY attorneys
39 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 Scarsdale, NY office peers
Relative to the 374 NY-registered attorneys listing Scarsdale, NY, Sonja Jean Muller Cooper is longer-tenured than 45% (local rank #169). See the Scarsdale attorney directory .
- Local rank
- #169
- City cohort
- 374
- Local percentile
- 45th
- Admitted
- 1987
Nearest tenure peers in Scarsdale
- Marc Andrew Goodman admitted 1987 · 39 yr
- Ira Abraham Greenstein admitted 1987 · 39 yr
- Richard Philip Langer admitted 1987 · 39 yr
- Lori Meryl Laubich admitted 1987 · 39 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 Sonja compares to fellow Cardozo alumni
Among the 1,127 Cardozo graduates in the New York register, Sonja Jean Muller Cooper is longer-tenured than 78%.
39 years vs. Cardozo alumni
Years since admission - 1,127 NY-registered alumni of this school
39 Top 22% higher than 78% of 1,127 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
Cardozo's active-bar rate
Of Cardozo's 1,521 alumni in the New York register, 63% currently hold "Currently registered" status, below the statewide average.
Cardozo alumni, active-bar rate
The 1987 admission class today
Of the 5,948 attorneys admitted to the New York bar in 1987, 73.4% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 2091031
- Year Admitted
- 1987 (39 yrs · veteran)
- Judicial Department
- 2
- Next Registration
- Oct 2027
Location & Contact
- Company
- Glenn Roy Cooper, PC
- City
- Scarsdale, NY
- County
- Westchester
- ZIP Code
- 10583
- Phone
- (917) 747-9397
Education
Status Distribution Across the New York Bar
Sonja Jean Muller Cooper'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.
Near-tenure Cardozo alumni
Fellow alumni on the NY register whose admission year is closest to 1987 (excluding same-firm colleagues above).
Same admission year (1987), other cities
NY-registered attorneys admitted in 1987 whose listed office city differs from Scarsdale, a vintage cohort, not a neighborhood list.
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Compare credentials side-by-side
Compare Sonja Jean Muller Cooper with similar attorneys in Scarsdale.
Compare attorneys →Before you rely on this record
Sonja Jean Muller Cooper'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 Sonja Cooper licensed?
Sonja Cooper is licensed to practice law in New York.
When was Sonja Jean Muller Cooper admitted to the bar?
Sonja Jean Muller Cooper's admission to the New York bar dates back to 1987.
Where did Sonja Jean Muller Cooper go to law school?
Sonja Jean Muller Cooper attended CARDOZO.
What company does Sonja Jean Muller Cooper work for?
Sonja Jean Muller Cooper is associated with Glenn Roy Cooper, PC in Scarsdale, NY.
Is Sonja Jean Muller Cooper in good standing?
Yes, Sonja Jean Muller Cooper 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.