Atty. M. David DeSantis

Atty. M. David DeSantis

M. David DeSantis is a lawyer practicing insurance, business litigation.

San Francisco San Francisco 40 yrs experience 40 year
Call (628) 303-0992 Book Appointment

Business Litigation & More Attorney · Serving San Francisco, CA · 40+ Years Experience

Profile Summary

About M. David DeSantis at a Glance

M. David DeSantis is a Member based in San Francisco, California, practicing at Gianunzio & DeSantis, LLP. They have 40+ years of legal experience, licensed to practice since 1986. Their practice focuses on business, litigation, and insurance. Admitted to practice in Pennsylvania (1986) and California (1987). Educated at Duke University School of Law (J.D., 1986) and Boston University School of Management (B.S.B.A., 1983). Recognitions include AV Preeminent. Serves clients in San Francisco, CA and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About M. David DeSantis

  • M. David DeSantis is a lawyer practicing insurance, business litigation
  • M. David received a B.S.B.A. degree from Boston University School of Management in 1983, and has been licensed for 40 years
  • M. David practices at Gianunzio & DeSantis, LLP in San Francisco, CA

Practice Areas Explained

M. David DeSantis's Areas of Legal Practice

Each practice area below reflects the types of cases M. David DeSantis handles, with a practical overview of what that area of law involves and how it may apply to your situation in San Francisco.

Business & Corporate Law in San Francisco

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

M. David DeSantis is one of 497,491 business attorneys indexed nationally. Browse business attorneys in California →

Civil Litigation in San Francisco

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

M. David DeSantis is one of 450,750 litigation attorneys indexed nationally. Browse litigation attorneys in California →

Insurance Law in San Francisco

Insurance attorneys for coverage disputes, bad faith claims, denied claims, and policy disputes.

M. David DeSantis is one of 120,903 insurance attorneys indexed nationally. Browse insurance attorneys in California →

Jurisdictional Context

Why Local Counsel Matters in San Francisco

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 San Francisco 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 venue, 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.

San Francisco Courts and Legal Process

Choosing a San Francisco-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.

Looking for additional California attorneys? Browse all attorneys in San Francisco or all attorneys in California.

Frequently Asked

Common Questions About M. David DeSantis

Where is M. David DeSantis's law office located?
M. David DeSantis's law practice is located in San Francisco, California. The firm is Gianunzio & DeSantis, LLP. You can contact the office directly through this profile page.
What practice areas does M. David DeSantis handle?
M. David DeSantis focuses on business, litigation, insurance. Each practice area listed reflects experience handling cases of that type in California.
How long has M. David DeSantis practiced law?
M. David DeSantis has 40+ years of legal experience and has been licensed since 1986.
Where did M. David DeSantis go to law school?
M. David DeSantis earned their education at (J.D., 1986); (B.S.B.A., 1983).
How can I contact M. David DeSantis for a consultation?
You can contact M. David DeSantis 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 M. David DeSantis received?
M. David DeSantis's notable recognition includes: AV Preeminent.

Professional Profile

Why Clients in San Francisco Choose M. David DeSantis

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish M. David DeSantis's practice in the field of business, litigation, and insurance.

Decade-Tested Legal Experience

M. David DeSantis brings 40+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Multi-State Bar Admission

Licensed in Pennsylvania and California, M. David DeSantis can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering business, litigation, and insurance, M. David DeSantis can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in San Francisco

A San Francisco-based practice means M. David DeSantis attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Case Types

Common Legal Issues M. David DeSantis Handles in San Francisco

Below is a representative sample of the types of matters M. David DeSantis has experience with under California law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.

Business formation and structure
Business
Contract drafting and review
Business
Partnership disputes
Business
Merger and acquisition support
Business

This list is illustrative, not exhaustive. Contact M. David DeSantis directly to discuss the specifics of your situation.

Search Reference

How People Find M. David DeSantis Online

Prospective clients searching for legal help in San Francisco commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like M. David DeSantis.

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If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with M. David DeSantis directly.

M. David DeSantis's Practice Areas & Specializations

Education & Law School Background

J.D.
Duke University School of Law
- 1986
B.S.B.A.
Boston University School of Management
- 1983

Awards & Professional Honors

AV Preeminent

Bar Admissions & Licensed Jurisdictions

Pennsylvania
Admitted: 1986
California
Admitted: 1987

Client Reviews & Ratings — M. David DeSantis

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