Atty. Matthew Alan Thelen

Atty. Matthew Alan Thelen

Matthew Alan Thelen is a lawyer practicing litigation, mergers & acquisitions, corporate & incorporation and 1 other area of law. Matthew received a degree from Notre Dame Law School, Notre Dame, IN, and has been licensed for 13 years.

Los Angeles Los Angeles 13 yrs experience 13 year
Call (424) 419-1426 Book Appointment

Corporate & Incorporation & More Attorney · Serving Los Angeles, CA · 13+ Years Experience

Profile Summary

About Matthew Alan Thelen at a Glance

Matthew Alan Thelen is a formation, tax, m&a, and litigation attorney based in Los Angeles, California. They have 13+ years of legal experience, licensed to practice since 2013. Admitted to practice in California (2013). Educated at Notre Dame Law School (Juris Doctorate, 2012) and Notre Dame Law School, Notre Dame, IN Univ of San Diego, San Diego, CA (—). Serves clients in Los Angeles, CA and the surrounding metropolitan area.

Verified attorney profile · Updated November 2026

About Matthew Alan Thelen

  • Matthew Alan Thelen is a lawyer practicing litigation, mergers & acquisitions, corporate & incorporation and 1 other area of law
  • Matthew received a degree from Notre Dame Law School, Notre Dame, IN, and has been licensed for 13 years
  • Matthew practices in Los Angeles, CA

Practice Areas Explained

Matthew Alan Thelen's Areas of Legal Practice

Each practice area below reflects the types of cases Matthew Alan Thelen handles, with a practical overview of what that area of law involves and how it may apply to your situation in Los Angeles.

Business Formation in Los Angeles

Matthew Alan Thelen is one of 35,326 formation attorneys indexed nationally. Browse formation attorneys in California →

Tax Law in Los Angeles

Tax attorneys handle IRS audits, tax debt, international tax, estate planning, and tax court litigation.

Matthew Alan Thelen is one of 84,606 tax attorneys indexed nationally. Browse tax attorneys in California →

Mergers & Acquisitions in Los Angeles

Matthew Alan Thelen is one of 49,430 m&a attorneys indexed nationally. Browse m&a attorneys in California →

Civil Litigation in Los Angeles

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

Matthew Alan Thelen is one of 450,750 litigation attorneys indexed nationally. Browse litigation attorneys in California →

Jurisdictional Context

Why Local Counsel Matters in Los Angeles

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 Los Angeles 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.

Los Angeles Courts and Legal Process

Choosing a Los Angeles-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 Los Angeles or all attorneys in California.

Frequently Asked

Common Questions About Matthew Alan Thelen

Where is Matthew Alan Thelen's law office located?
Matthew Alan Thelen's law practice is located in Los Angeles, California. You can contact the office directly through this profile page.
What practice areas does Matthew Alan Thelen handle?
Matthew Alan Thelen focuses on formation, tax, m&a, litigation. Each practice area listed reflects experience handling cases of that type in California.
How long has Matthew Alan Thelen practiced law?
Matthew Alan Thelen has 13+ years of legal experience and has been licensed since 2013.
Where did Matthew Alan Thelen go to law school?
Matthew Alan Thelen earned their education at (Juris Doctorate, 2012); (—).
How can I contact Matthew Alan Thelen for a consultation?
You can contact Matthew Alan Thelen 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.

Professional Profile

Why Clients in Los Angeles Choose Matthew Alan Thelen

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 Matthew Alan Thelen's practice in the field of formation, tax, m&a, and litigation.

Decade-Tested Legal Experience

Matthew Alan Thelen brings 13+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Broad Practice Area Coverage

Covering formation, tax, and m&a, Matthew Alan Thelen can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Los Angeles

A Los Angeles-based practice means Matthew Alan Thelen 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 Matthew Alan Thelen Handles in Los Angeles

Below is a representative sample of the types of matters Matthew Alan Thelen 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.

IRS audit representation
Tax
Tax lien and levy defense
Tax
Offer in compromise
Tax
Business tax planning
Tax

This list is illustrative, not exhaustive. Contact Matthew Alan Thelen directly to discuss the specifics of your situation.

Search Reference

How People Find Matthew Alan Thelen Online

Prospective clients searching for legal help in Los Angeles 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 Matthew Alan Thelen.

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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 Matthew Alan Thelen directly.

Education & Law School Background

Juris Doctorate
Notre Dame Law School
- 2012
—
Notre Dame Law School, Notre Dame, IN Univ of San Diego, San Diego, CA
- In Progress

Bar Admissions & Licensed Jurisdictions

California
Admitted: 2013

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