The Marquart Law Group

The Marquart Law Group is a boutique law firm handling product liability and personal injury claims.

Law Practice

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Headquarters: Rancho Santa Margarita, California, United StatesSource: RevenueBaseRetrieved October 13, 2026
Employee range: 1 to 10Source: RevenueBaseRetrieved October 13, 2026
Founded: 2006Source: RevenueBaseRetrieved October 13, 2026
Published list appearances: 1 supported appearance ↗Source: RevenueBase lists

The company at a glance

What does The Marquart Law Group do?

Jeff Marquart applies his mechanical engineering knowledge in product liability cases. The firm prepares every case for possible trial and retains experts to support claims.

Based on the company’s public LinkedIn information, supplied through RevenueBase.

What the business offers

Services & capabilities.

Product liability and personal injury claims

The firm presses clients' cases against insurance companies and manufacturers of dangerous products.

Source: LinkedIn company description · Retrieved October 13, 2026

Accident reconstruction

Lawyers use simulated depictions based on accident-scene investigations and witness accounts to show how injury or death occurred.

Source: LinkedIn company description · Retrieved October 13, 2026

Explore the business in context

Company lists.

Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.

#17OF 25

United States

Product liability consultants

Snapshot: September 19, 2026

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The Marquart Law Group

#17 Product liability consultants

Snapshot: September 19, 2026

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Sources & data notes.

RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 3, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 19, 2026. How the company lists are built.

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