New York attorney record · Judicial Dept 4
Michael Brendan Leahy
Boston College Law School alumna, admitted to the New York bar in 2008, registered office in Billerica, MA. Status, address, and registration history come straight from the NY Office of Court Administration registry.
- 2008
- Admitted
- 18
- Years in bar
- 4578860
- NY reg #
New York has 429,620 registered attorneys, of which 284,296 are currently active.
What this profile tells you
Bar status & tenure
Michael Brendan Leahy is registered as bar number 4578860 with the New York bar authority, carrying a current status of "Currently registered", which indicates the attorney is currently authorized to practice law and is in good standing for registration purposes. The attorney was admitted to the bar in 2008, representing roughly 18 years since admission — a useful signal when weighing depth of practical experience against fee expectations. Registration is recorded within Judicial Department 4, the appellate division overseeing this attorney's home district.
Practice context & education
Practice address is listed under ENTEGRIS, INC., located in Billerica, MA, ZIP 01821. Public records list 2 other attorneys with the same firm affiliation in this registry — firm size and colleague credentials are relevant when judging the scope and specialty mix of a practice. Educational background: Boston College Law School — which has 2,021 registered alumni in this dataset, one of the admissions credentials used by the bar to verify qualification for licensure.
State context & due diligence
For benchmarking context, New York has 429,620 registered attorneys statewide, of which 284,296 (66.2%) are actively registered — this attorney's "Currently registered" status places them within the active cohort. Bar registration status alone does not confirm competence, specialty, or fit for a specific legal matter — it confirms only that the attorney has met the bar's registration requirements as of the last reporting cycle. Before engaging any attorney, verify their current standing directly with the state bar, review any discipline history through official channels, confirm fee structure in writing, and ask about specific experience handling matters similar to yours. Public profiles like this one are a starting point for due diligence, not a substitute for it.
Professional Details
- Status
- Currently registered
- Registration Number
- 4578860
- Year Admitted
- 2008 (18 yrs · senior)
- Judicial Department
- 4
- Next Registration
- Dec 2026
Location & Contact
- Company
- ENTEGRIS, INC.
- City
- Billerica, MA
- ZIP Code
- 01821
- Phone
- (978) 436-6580
Education
Status Distribution Across the New York Bar
Bar status reference for the 429,620 attorneys registered in this jurisdiction. Michael Brendan Leahy's current status is "Currently registered".
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 ENTEGRIS, INC.
Verify This Attorney
Always verify attorney credentials through official state bar records before making legal decisions.
Verify on NY Courts Attorney SearchSource: New York State Unified Court System — Attorney Registration Search
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Compare attorneys →Frequently Asked Questions
Where is Michael Leahy licensed?
Michael Leahy is licensed in New York. Their current bar status is "Currently registered".
When was Michael Brendan Leahy admitted to the bar?
Michael Brendan Leahy was admitted to the bar in 2008.
Where did Michael Brendan Leahy go to law school?
Michael Brendan Leahy attended Boston College Law School.
What company does Michael Brendan Leahy work for?
Michael Brendan Leahy is associated with ENTEGRIS, INC. in Billerica, MA.
Is Michael Brendan Leahy in good standing?
Yes, Michael Brendan Leahy has a current registration status of "Currently registered", indicating active standing with the bar.
Disclaimer: This information is sourced from public state bar records provided by the New York Office of Court Administration. PlainAttorney does not provide legal advice, referrals, or endorsements. Use this data for informational purposes only. Always verify attorney credentials directly with the NY Courts Attorney Search before making legal decisions.
Read our methodology — how this data is sourced, computed, and verified.