Atty. Mark Steven Ostrau

Atty. Mark Steven Ostrau

Mark Steven Ostrau is a lawyer practicing antitrust & unfair competition, corporate social responsibility, electronic information management and 4 other areas of law. Mark received a B.A. degree from Yale University in 1982, and has been licensed for 41 years.

Mountain View Mountain View 41 yrs experience 41 year
Call (669) 629-3454 Book Appointment

Profile Summary

About Mark Steven Ostrau at a glance

Mark Steven Ostrau is a Partner, Technology Transactions Group; Co-Chair, Cleantech Group; Co-Chair, Antitrust and Unfair Co based in Mountain View, California, practicing at Fenwick & West LLP. They have 41+ years of legal experience, licensed to practice since 1985. Their practice focuses on business, ip, and m&a. Admitted to practice in California (1985), U.S. District Court, Northern District of California (1985), and U.S. Court of Appeals, Ninth Circuit (1990). Educated at Stanford University (J.D., 1985) and Yale University (B.A. Economics, 1982). Recognitions include AV Preeminent. Serands clients in Mountain View, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark Steven Ostrau is a lawyer practicing antitrust & unfair competition, corporate social responsibility, electronic information management and 4 other areas of law
  • Mark received a B.A. degree from Yale University in 1982, and has been licensed for 41 years
  • Mark practices at Fenwick & West LLP in Mountain View, CA

Practice Areas Explained

Mark Steven Ostrau's Areas of Practice

Each practice area below reflects the types of cases Mark Steven Ostrau 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.

Mark Steven Ostrau is one of 501,317 business attorneys indexed nationally. Browse business attorneys in California →

Intellectual Property

IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.

Mark Steven Ostrau is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in California →

Mergers & Acquisitions

Mark Steven Ostrau is one of 49,731 m&a attorneys indexed nationally. Browse m&a 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 Mountain View 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 Mountain View or all attorneys in California.

Frequently Asked

Common questions about Mark Steven Ostrau

Where is Mark Steven Ostrau's law office located?
Mark Steven Ostrau's law practice is located in Mountain View, California. The firm is Fenwick & West LLP. You can contact the office directly through this profile page.
What practice areas does Mark Steven Ostrau handle?
Mark Steven Ostrau focuses on business, ip, m&a. Each practice area listed reflects experience handling cases of that type in California.
How long has Mark Steven Ostrau practiced law?
Mark Steven Ostrau has 41+ years of legal experience and has been licensed since 1985.
Where did Mark Steven Ostrau go to law school?
Mark Steven Ostrau earned their education at (J.D., 1985); (B.A. Economics, 1982).
How can I contact Mark Steven Ostrau for a consultation?
You can contact Mark Steven Ostrau 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 Mark Steven Ostrau received?
Mark Steven Ostrau's notable recognition includes: AV Preeminent.

Education

J.D.
Stanford University
- 1985
B.A. Economics
Yale University
- 1982

Awards

AV Preeminent

Bar Admissions

California
Admitted: 1985
U.S. District Court, Northern District of California
Admitted: 1985
U.S. Court of Appeals, Ninth Circuit
Admitted: 1990

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