Atty. David Michael Sine

Atty. David Michael Sine

David Michael Sine is a lawyer practicing business litigation, family law, estate planning. David received a B.S. degree from Loyola Marymount University, and has been licensed for 48 years.

Long Beach Long Beach 48 yrs experience 48 year
Call (626) 268-1613 Book Appointment

Profile Summary

About David Michael Sine at a glance

David Michael Sine is a family law, estate planning, business, and litigation attorney based in Long Beach, California. They have 48+ years of legal experience, licensed to practice since 1978. Admitted to practice in California (1978). Educated at University of West Los Angeles J.D. (—) and Loyola Marymount University B.S. (—). Serands clients in Long Beach, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • David Michael Sine is a lawyer practicing business litigation, family law, estate planning
  • David received a B.S. degree from Loyola Marymount University, and has been licensed for 48 years
  • David practices in Long Beach, CA

Practice Areas Explained

David Michael Sine's Areas of Practice

Each practice area below reflects the types of cases David Michael Sine handles, with a brief overview of what that area of law covers.

Family Law

Family law attorneys handle divorce, child custody, child support, adoption, prenups, and protective orders. Find verified family lawyers near you.

David Michael Sine is one of 187,066 family law attorneys indexed nationally. Browse family law attorneys in California →

Estate Planning & Probate

An estate planning attorney prepares wills, trusts, powers of attorney, and healthcare directives to protect your family and pass on your assets.

David Michael Sine is one of 226,537 estate planning attorneys indexed nationally. Browse estate planning attorneys in California →

Business & Corporate Law

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

David Michael Sine is one of 501,317 business attorneys indexed nationally. Browse business attorneys in California →

Civil Litigation

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

David Michael Sine is one of 454,532 litigation attorneys indexed nationally. Browse litigation 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 Long Beach 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 Long Beach or all attorneys in California.

Frequently Asked

Common questions about David Michael Sine

Where is David Michael Sine's law office located?
David Michael Sine's law practice is located in Long Beach, California. You can contact the office directly through this profile page.
What practice areas does David Michael Sine handle?
David Michael Sine focuses on family law, estate planning, business, litigation. Each practice area listed reflects experience handling cases of that type in California.
How long has David Michael Sine practiced law?
David Michael Sine has 48+ years of legal experience and has been licensed since 1978.
Where did David Michael Sine go to law school?
David Michael Sine earned their education at (—); (—).
How can I contact David Michael Sine for a consultation?
You can contact David Michael Sine 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.

Education

University of West Los Angeles J.D.
- In Progress
Loyola Marymount University B.S.
- In Progress

Bar Admissions

California
Admitted: 1978

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