Atty. Serge Tomassian, Esq.

Atty. Serge Tomassian, Esq.

An experienced and successful civil litigation & trial attorney with over 30 years of legal experience. Advises and represents his clients in an ethical, responsive and tenacious approach.

Irvine Irvine 42 yrs experience 42 year
Call (949) 850-6786 Book Appointment

Profile Summary

About Serge Tomassian, Esq. at a glance

Serge Tomassian, Esq. is a Managing Partner based in Irvine, California, practicing at Tomassian, Inouye & Grigorian LLP. They have 42+ years of legal experience, licensed to practice since 1984. Their practice focuses on business, real estate, construction, litigation, and adr. Admitted to practice in U.S. District Court, Eastern, Northern and Central Districts of California (1984) and California (1984). Educated at McGeorge School of Law, University of the Pacific (J.D., 1983) and Institute of International and Comparative Law, Paris, France (Certificate, 1981). Recognitions include AV Preeminent. Serands clients in Irvine, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • An experienced and successful civil litigation & trial attorney with over 30 years of legal experience
  • Advises and represents his clients in an ethical, responsive and tenacious approach
  • Extensive experience in Construction, Real Estate and General Business litigation and related legal matters
  • Has been honored and selected for inclusion in Southern California Super Lawyers repeatedly
  • included in OC Metro Top Lawyers of Orange County, given the highest AVVO rating of 10.0, Highest rating of AV by Martindale & Hubbell and included in Best Lawyers of California
  • Guest Speaker on various legal topics to other lawyers and professionals
  • He also serves as a neutral Arbitrator and Mediator with the American Arbitration Association, since 1991- for Panels of Construction, Real Estate and Large Complex Commercial Panel
  • Member
  • Served as Chairman and Trustee of the World Affairs Council of Orange County, Received the honorary title of Ambassador at Large for the World Affairs Council and awarded the Golden Orange Award for his leadership and service
  • Member of the UOP McGeorge Law School National Alumni Board of Directors
  • Member of the Executive Committee and a member of the National Board of Directors for the World Affairs Councils of America
  • Academic honors include Phi Beta Kappa
  • Phi Delta Phi
  • Pi Sigma Alpha, Blackstonians
  • Recipient, American Jurisprudence Award for Agency
  • Vice-President, Executive Committee, International Moot Court Honors Board, 1983

Practice Areas Explained

Serge Tomassian, Esq.'s Areas of Practice

Each practice area below reflects the types of cases Serge Tomassian, Esq. handles, with a brief overview of what that area of law covers.

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Serge Tomassian, Esq. is one of 501,317 business attorneys indexed nationally. Browse business attorneys in California →

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

Serge Tomassian, Esq. is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in California →

Construction Law

Serge Tomassian, Esq. is one of 40,689 construction attorneys indexed nationally. Browse construction attorneys in California →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Serge Tomassian, Esq. is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in California →

Mediation & Arbitration

Mediators and arbitrators for civil, commercial, family, and employment dispute resolution.

Serge Tomassian, Esq. is one of 73,906 adr attorneys indexed nationally. Browse adr 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 Irvine 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 Irvine or all attorneys in California.

Frequently Asked

Common questions about Serge Tomassian, Esq.

Where is Serge Tomassian, Esq.'s law office located?
Serge Tomassian, Esq.'s law practice is located in Irvine, California. The firm is Tomassian, Inouye & Grigorian LLP. You can contact the office directly through this profile page.
What practice areas does Serge Tomassian, Esq. handle?
Serge Tomassian, Esq. focuses on business, real estate, construction, litigation, adr. Each practice area listed reflects experience handling cases of that type in California.
How long has Serge Tomassian, Esq. practiced law?
Serge Tomassian, Esq. has 42+ years of legal experience and has been licensed since 1984.
Where did Serge Tomassian, Esq. go to law school?
Serge Tomassian, Esq. earned their education at (J.D., 1983); (Certificate, 1981).
How can I contact Serge Tomassian, Esq. for a consultation?
You can contact Serge Tomassian, Esq. 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.
What awards or recognition has Serge Tomassian, Esq. received?
Serge Tomassian, Esq.'s notable recognition includes: AV Preeminent.

Education

J.D.
McGeorge School of Law, University of the Pacific
- 1983
Certificate
Institute of International and Comparative Law, Paris, France
- 1981

Awards

AV Preeminent

Bar Admissions

U.S. District Court, Eastern, Northern and Central Districts of California
Admitted: 1984
California
Admitted: 1984

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