New York attorney record · Judicial Dept 3
Katherine Lily Mesner-Hage
Yale Law alumna, admitted to the New York bar in 2014, registered office in Bridgeport, CT. This record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2014
- Admitted
- 12
- Years in bar
- 5274899
- NY reg #
The record in one line
Admitted in 2014, Katherine Lily Mesner-Hage has built 12 years of active New York practice - more tenure than 24% of the state's currently-active attorneys.
- 12 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- Top 76%
- by tenure among active NY attorneys
- Law school
- Yale Law
Data updated May 2026
What this profile tells you
Bar status & tenure
Bar number 5274899 on the New York register belongs to Katherine Lily Mesner-Hage, currently in active standing. Registration is recorded within Judicial Department 3, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under Koskoff Koskoff & Bieder PC, located in Bridgeport, CT, ZIP 06604. Educational background: YALE LAW (32 registered alumni).
State context & due diligence
Katherine Lily Mesner-Hage is currently part of the New York bar's active cohort, a group the breakdown below sizes against the full register.
Experience vs. the active New York bar
12 years into an active New York practice since a 2014 admission, Katherine Lily Mesner-Hage sits here on the statewide experience curve - taller bars hold more attorneys at that experience level.
12 years on the New York bar
Years since admission, all currently-active NY attorneys
12 Top 76% higher than 24% of 284,296 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 · May 2026
Yale Law's active-bar rate
Of Yale Law's 32 alumni in the New York register, 43.8% currently hold "Currently registered" status, below the statewide average.
Yale Law alumni, active-bar rate
The 2014 admission class today
Of the 10,747 attorneys admitted to the New York bar in 2014, 70.2% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 5274899
- Year Admitted
- 2014 (12 yrs · mid-career)
- Judicial Department
- 3
- Next Registration
- Sep 2026
Location & Contact
- Company
- Koskoff Koskoff & Bieder PC
- City
- Bridgeport, CT
- ZIP Code
- 06604
- Phone
- (203) 336-4421
Education
Status Distribution Across the New York Bar
Katherine Lily Mesner-Hage's current status, "Currently registered", places this attorney in the 66.2% of the 429,620-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.
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Compare attorneys →Before you rely on this record
Katherine Lily Mesner-Hage'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 Katherine Mesner-Hage licensed?
Katherine Mesner-Hage is licensed to practice law in New York.
When was Katherine Lily Mesner-Hage admitted to the bar?
Katherine Lily Mesner-Hage has been on the New York bar register since 2014.
Where did Katherine Lily Mesner-Hage go to law school?
Katherine Lily Mesner-Hage attended YALE LAW.
What company does Katherine Lily Mesner-Hage work for?
Katherine Lily Mesner-Hage is associated with Koskoff Koskoff & Bieder PC in Bridgeport, CT.
Is Katherine Lily Mesner-Hage in good standing?
Yes, Katherine Lily Mesner-Hage holds active bar status ("Currently registered").
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.