New York attorney record · Judicial Dept 3
William Frederick Osberghaus Jr.
Washington University School Of Law alumna, admitted to the New York bar in 2013, registered office in Washington, DC. This record's status, address, and registration history come straight from the NY Office of Court Administration.
- 2013
- Admitted
- 13
- Years in bar
- 5098710
- NY reg #
The record in one line
Admitted in 2013, William Frederick Osberghaus Jr. has built 13 years of active New York practice - more tenure than 24% of the state's currently-active attorneys.
- 13 yrs
- in active practice since admission
- Active
- current bar status: "Currently registered"
- Top 76%
- by tenure among active NY attorneys
- Law school
- Washington University School Of Law
Data updated May 2026
What this profile tells you
Bar status & tenure
Bar number 5098710 on the New York register belongs to William Frederick Osberghaus Jr., 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 Kirkland & Ellis LLP, located in Washington, DC, ZIP 20004. 5 other attorneys share this firm affiliation in the registry. Educational background: WASHINGTON UNIVERSITY SCHOOL OF LAW (144 registered alumni).
State context & due diligence
William Frederick Osberghaus Jr. 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
13 years into an active New York practice since a 2013 admission, William Frederick Osberghaus Jr. sits here on the statewide experience curve - taller bars hold more attorneys at that experience level.
13 years on the New York bar
Years since admission, all currently-active NY attorneys
13 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
How William compares to fellow Washington University School Of Law alumni
Among the 139 Washington University School Of Law graduates in the New York register, William Frederick Osberghaus Jr. is longer-tenured than 20% - a school-cohort view of experience, alongside the statewide one above.
13 years vs. Washington University School Of Law alumni
Years since admission - 139 NY-registered alumni of this school
13 Top 80% higher than 20% of 139 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
Washington University School Of Law's active-bar rate
Of Washington University School Of Law's 144 alumni in the New York register, 75.2% currently hold "Currently registered" status, above the statewide average.
Washington University School Of Law alumni, active-bar rate
The 2013 admission class today
Of the 10,251 attorneys admitted to the New York bar in 2013, 87.8% are still "Currently registered" today, above the statewide average across all admission years.
Professional Details
- Status
- Currently registered
- Registration Number
- 5098710
- Year Admitted
- 2013 (13 yrs · mid-career)
- Judicial Department
- 3
- Next Registration
- Apr 2027
Location & Contact
- Company
- Kirkland & Ellis LLP
- City
- Washington, DC
- ZIP Code
- 20004
- Phone
- (202) 389-3197
Education
Status Distribution Across the New York Bar
William Frederick Osberghaus Jr.'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.
Other Attorneys at Kirkland & Ellis LLP
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Compare attorneys →Before you rely on this record
William Frederick Osberghaus Jr.'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 Osberghaus licensed?
William Osberghaus is licensed to practice law in New York.
When was William Frederick Osberghaus Jr. admitted to the bar?
William Frederick Osberghaus Jr. has been on the New York bar register since 2013.
Where did William Frederick Osberghaus Jr. go to law school?
William Frederick Osberghaus Jr. attended WASHINGTON UNIVERSITY SCHOOL OF LAW.
What company does William Frederick Osberghaus Jr. work for?
William Frederick Osberghaus Jr. is associated with Kirkland & Ellis LLP in Washington, DC.
Is William Frederick Osberghaus Jr. in good standing?
Yes, William Frederick Osberghaus Jr. 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.