New York attorney record · Judicial Dept 1
Petrina Sze-Wai Hsi
University Of California Berkeley School Of Law alumna, admitted to the New York bar in 1994, registered office in Thousand Oaks, CA. Status, address, and registration history come straight from the NY Office of Court Administration registry.
- 1994
- Admitted
- 32
- Years in bar
- 2628378
- NY reg #
The record in one line
With 32 years on the register since a 1994 admission, Petrina Sze-Wai Hsi ranks among the New York bar's most senior active practitioners, longer-tenured than 71% of the currently-active bar.
- 32 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- Top 29%
- by tenure among active NY attorneys
- Law school
- University Of California Berkeley School Of Law
What this profile tells you
Bar status & tenure
Petrina Sze-Wai Hsi is registered as bar number 2628378 with the New York bar authority, carrying a current status of "Currently registered", authorized to practice and 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 Amgen, located in Thousand Oaks, CA, ZIP 91320. 5 other attorneys share this firm affiliation in the registry. Educational background: University of California Berkeley School of Law.
State context & due diligence
Petrina Sze-Wai Hsi sits within the New York bar's active cohort, see the full statewide status breakdown below for how that cohort compares to the rest of the register.
Experience vs. the active New York bar
Few active New York attorneys match Petrina Sze-Wai Hsi's 32 years since admission in 1994. The histogram plots that tenure against every currently-active attorney in the state.
32 years on the New York bar
Years since admission, all currently-active NY attorneys
32 Top 29% higher than 71% 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
How Petrina compares to fellow University Of California Berkeley School Of Law alumni
Among the 1,171 University Of California Berkeley School Of Law graduates in the New York register, Petrina Sze-Wai Hsi is longer-tenured than 99% - a school-cohort view of experience, alongside the statewide one above.
32 years vs. University Of California Berkeley School Of Law alumni
Years since admission - 1,171 NY-registered alumni of this school
32 Top 1% higher than 99% of 1,171 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 · May 2026
The 1994 admission class today
Of the 6,410 attorneys admitted to the New York bar in 1994, 61.6% are still "Currently registered" today, below the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 2628378
- Year Admitted
- 1994 (32 yrs · veteran)
- Judicial Department
- 1
- Next Registration
- Jul 2026
Location & Contact
- Company
- Amgen
- City
- Thousand Oaks, CA
- ZIP Code
- 91320
- Phone
- (805) 447-8631
Education
University of California Berkeley School of Law
Status Distribution Across the New York Bar
Bar status reference for the 429,620 attorneys registered in this jurisdiction. Petrina Sze-Wai Hsi'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 Amgen
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Compare credentials side-by-side
Compare Petrina Sze-Wai Hsi with similar attorneys in Thousand Oaks.
Compare attorneys →Before you rely on this record
Petrina Sze-Wai Hsi'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 Petrina Hsi licensed?
Petrina Hsi is licensed to practice law in New York.
When was Petrina Sze-Wai Hsi admitted to the bar?
Petrina Sze-Wai Hsi's admission to the New York bar dates back to 1994.
Where did Petrina Sze-Wai Hsi go to law school?
Petrina Sze-Wai Hsi attended University of California Berkeley School of Law.
What company does Petrina Sze-Wai Hsi work for?
Petrina Sze-Wai Hsi is associated with Amgen in Thousand Oaks, CA.
Is Petrina Sze-Wai Hsi in good standing?
Yes, Petrina Sze-Wai Hsi 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.