Holly Danielle Mergenhagen
- Verified against the New York State attorney registration file, July 2026
14 years in practice
First admitted in 2012
First admitted in 2012
- 2012 Admitted, New York
Overview
Holly Danielle Mergenhagen is an attorney admitted in New York (since 2012), based in Williamsville, NY.
This profile is built from public bar records and shows only what those records contain. Holly has not written or endorsed anything on this page.
Jurisdictions admitted
| Jurisdiction | Admitted | Bar number | Status |
|---|---|---|---|
| New York | 2012 | #5049234 | Active |
Education
- Case Western Reserve UniversityLaw school, per the bar record
Contact and offices
Seneca Holdings LLC
Williamsville, NY
The address and number above come from the attorney's public bar registration, which can lag a recent move. Confirm before visiting.
Other attorneys in Williamsville
Ordered by years licensed, from the same public records.
Sources for this profile: the New York State attorney registration file. License status can change; check the bar's own record for the current status before hiring. Updated July 12, 2026.