Atty. William Andrew Cosmopulos

Atty. William Andrew Cosmopulos

William Andrew Cosmopulos is a lawyer practicing employment & labor. William received a degree from University of California, Hastings College of Law, San Francisco CA, and has been licensed for 10 years.

Walnut Creek Walnut Creek 10 yrs experience 10 year
Call (628) 333-8939 Book Appointment

Profile Summary

About William Andrew Cosmopulos at a glance

William Andrew Cosmopulos is a employment attorney based in Walnut Creek, California. They have 10+ years of legal experience, licensed to practice since 2016. Admitted to practice in California (2016). Educated at University of California, Hastings College of Law, San Francisco CA (—). Serands clients in Walnut Creek, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • William Andrew Cosmopulos is a lawyer practicing employment & labor
  • William received a degree from University of California, Hastings College of Law, San Francisco CA, and has been licensed for 10 years
  • William practices in Walnut Creek, CA

Practice Areas Explained

William Andrew Cosmopulos's Areas of Practice

Each practice area below reflects the types of cases William Andrew Cosmopulos handles, with a brief overview of what that area of law covers.

Employment Law

Employment lawyers represent workers in wrongful termination, discrimination, harassment, wage & hour disputes, and severance negotiations.

William Andrew Cosmopulos is one of 169,120 employment attorneys indexed nationally. Browse employment attorneys in California →

Jurisdictional Context

Why local counsel matters in California

Practicing law in California. Legal matters in California are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Walnut Creek are typically filed in the local municipal court or the appropriate California state district court, depending on subject matter and amount in controversy. An attorney licensed in California brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in California courts without local counsel or pro hac vice admission.

Looking for additional California attorneys? Browse all attorneys in Walnut Creek or all attorneys in California.

Frequently Asked

Common questions about William Andrew Cosmopulos

Where is William Andrew Cosmopulos's law office located?
William Andrew Cosmopulos's law practice is located in Walnut Creek, California. You can contact the office directly through this profile page.
What practice areas does William Andrew Cosmopulos handle?
William Andrew Cosmopulos focuses on employment. Each practice area listed reflects experience handling cases of that type in California.
How long has William Andrew Cosmopulos practiced law?
William Andrew Cosmopulos has 10+ years of legal experience and has been licensed since 2016.
Where did William Andrew Cosmopulos go to law school?
William Andrew Cosmopulos earned their education at (—).
How can I contact William Andrew Cosmopulos for a consultation?
You can contact William Andrew Cosmopulos directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Practice Areas

Education

University of California, Hastings College of Law, San Francisco CA
- In Progress

Bar Admissions

California
Admitted: 2016

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