New York attorney record · Judicial Dept 2
William Waldir Castillo Guardado
University Of California Hastings College Of The Law alumna, admitted to the New York bar in 2019, registered office in San Francisco, CA. This record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2019
- Admitted
- 7
- Years in bar
- 5720966
- NY reg #
The record in one line
Admitted in 2019, William Waldir Castillo Guardado has built 7 years of active New York practice - more tenure than 13% of the state's currently-active attorneys.
- 7 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- #2150 of 2,460
- by tenure in San Francisco office peers
- Law school
- University Of California Hastings College Of The Law
Data updated August 2026
What this profile tells you
Bar status & tenure
Bar number 5720966 on the New York register belongs to William Waldir Castillo Guardado, currently in active 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 Joseph Saveri Law Firm, located in San Francisco, CA, ZIP 94108. 1 other attorney shares this firm affiliation in the registry. Educational background: University of California Hastings College of the Law.
State context & due diligence
William Waldir Castillo Guardado 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
7 years into an active New York practice since a 2019 admission, William Waldir Castillo Guardado sits here on the statewide experience curve - taller bars hold more attorneys at that experience level.
7 years on the New York bar
Years since admission, all currently-active NY attorneys
7 Top 87% higher than 13% 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 San Francisco, CA office peers
Among the 2,460 NY-registered attorneys with a listed office in San Francisco, CA, William Waldir Castillo Guardado ranks #2,150 by tenure, longer-tenured than 87% of that city cohort. See the San Francisco attorney directory .
- Local rank
- #2,150
- City cohort
- 2,460
- Local percentile
- 87th
- Admitted
- 2019
Nearest tenure peers in San Francisco
- Andrea Christina Abarca admitted 2019 · 7 yr
- Haley Ahn admitted 2019 · 7 yr
- Alexander Carlos Barroca admitted 2019 · 7 yr
- Ipek Basaran admitted 2019 · 7 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 William compares to fellow University Of California Hastings College Of The Law alumni
Among the 261 University Of California Hastings College Of The Law graduates in the New York register, William Waldir Castillo Guardado is longer-tenured than 26%.
7 years vs. University Of California Hastings College Of The Law alumni
Years since admission - 261 NY-registered alumni of this school
7 Top 74% higher than 26% of 261 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
The 2019 admission class today
Of the 8,536 attorneys admitted to the New York bar in 2019, 94.7% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 5720966
- Year Admitted
- 2019 (7 yrs · mid-career)
- Judicial Department
- 2
- Next Registration
- Nov 2027
Location & Contact
- Company
- Joseph Saveri Law Firm
- City
- San Francisco, CA
- ZIP Code
- 94108
- Phone
- (415) 500-6800
Education
University of California Hastings College of the Law
Status Distribution Across the New York Bar
William Waldir Castillo Guardado'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.
Same firm affiliation: Joseph Saveri Law Firm
Other NY-registered attorneys who share this firm name on the OCA register (not a geographic peer set).
View all attorneys at this firm →Near-tenure University Of California Hastings College Of The Law alumni
Fellow alumni on the NY register whose admission year is closest to 2019 (excluding same-firm colleagues above).
Same admission year (2019), other cities
NY-registered attorneys admitted in 2019 whose listed office city differs from San Francisco, a vintage cohort, not a neighborhood list.
Nationwide attorneys with similar admission year or city registry density
Two non-geo peer axes for William Waldir Castillo Guardado: closest NY bar admission year outside CA, and closest out-of-state office cities by how many NY-registered attorneys they list (~2,461 here). Distinct from same-firm, fellow-alumni, and same-year other-city strips above.
Similar admission year (~2019)
Counts come from the NY State Office of Court Administration registration extract; peers are not a competence or practice-area ranking.
Verify This Attorney
Verify on NY Courts Attorney SearchNearby Attorneys in San Francisco, CA
Compare credentials side-by-side
Compare William Waldir Castillo Guardado with similar attorneys in San Francisco.
Compare attorneys →Before you rely on this record
William Waldir Castillo Guardado'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 William Castillo Guardado licensed?
William Castillo Guardado is licensed to practice law in New York.
When was William Waldir Castillo Guardado admitted to the bar?
William Waldir Castillo Guardado has been on the New York bar register since 2019.
Where did William Waldir Castillo Guardado go to law school?
William Waldir Castillo Guardado attended University of California Hastings College of the Law.
What company does William Waldir Castillo Guardado work for?
William Waldir Castillo Guardado is associated with Joseph Saveri Law Firm in San Francisco, CA.
Is William Waldir Castillo Guardado in good standing?
Yes, William Waldir Castillo Guardado 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.