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Mark L. Eisenhut

Mark L. Eisenhut is one of the top business trial lawyers in California. In recent years he has been named to the elite “Top 100 Southern California Super Lawyers”, and the “Top 50 Orange County Super Lawyers” by Law & Politics and the publishers of Los Angeles magazine. Mr. Eisenhut is a shareholder with Call & Jensen. He specializes in complex business and other civil litigation matters. As lead trial counsel in a medical device business dispute, he helped his clients secure one of the highest jury verdicts in California in 2023. He has also prevailed as lead trial counsel in a wide range of cases, including intellectual property, franchise, employment, real estate, product liability, trade secrets, Americans with Disabilities Act, class actions, and other complex business disputes.

Mr. Eisenhut graduated with distinction from Stanford Law School, after receiving his Bachelor degree in business economics from the University of California, Santa Barbara, with highest honors, and with departmental distinction, in 1989. Among his many accomplishments at Stanford, Mr. Eisenhut was president of the Moot Court Board, a founding editor of the Journal of Law, Business & Finance, a teaching assistant for Stanford’s “Accounting for Lawyers” course, and a research assistant for cutting edge articles regarding derivative securities investments. Mr. Eisenhut served as law clerk for the Honorable Linda H. McLaughlin, U.S. District Court, Central District of California, Southern Division, before joining the Firm. He also serves as an arbitrator and mediator for Franchise Arbitration and Mediation Services (FAM). Mr. Eisenhut is proficient in Japanese.

Mr. Eisenhut is licensed to practice law in all state and federal courts throughout California and Utah.

 

 

  • March 2024Call & Jensen Obtains Defense Win By Summary Judgment For Client Call & Jensen secured a complete defense win by summary judgment in a single plaintiff employment case on behalf of its client in Orange County Superior Court. Judge Richard Lee granted Call & Jensen’s client, a small water heater company doing business across California, the impressive victory after ruling in its favor on all issues, thus granting judgment in favor of the defendants. Despite the plaintiff alleging numerous claims under the Fair… READ MORE
  • January 2024Jury Awards over $40 Million to Call & Jensen Clients in Orange County Business Case A 12-person jury reached a verdict of over $30 million in compensatory damages and $10 million in punitive damages in favor Call & Jensen’s client Össur Americas, Inc. and its wholly-owned subsidiary, Team Makena, LLC. The lawsuit was brought against a former officer of the subsidiary and his competing company. The former officer was found to be liable for a variety of claims, including breach of fiduciary duty, misappropriation of trade secrets,… READ MORE
  • February 2021Court Of Appeal Affirms Summary Judgment And Exclusion Of Expert Opinions In Dietary Supplement Class Action Call & Jensen attorneys Mark Eisenhut, William Cole and Nilab Tolton obtained and defended a complete victory for their client in a consumer class action alleging false advertising in the marketing of a multi-ingredient dietary supplement for men’s health via a recent opinion from the California Court of Appeal. In its unanimous decision, the appellate court affirmed both the trial court’s exclusion of the plaintiff’s scientific expert’s opinions and its prior grant… READ MORE
  • February 2021C&J Attorneys Recognized By Super Lawyers Call & Jensen congratulates its attorneys who have been recognized by Southern California Super Lawyers in its recent lists of “Super Lawyers.” Nine Call & Jensen attorneys were named “Super Lawyers” in their respective areas of practice – honors awarded to no more than 2.5% of California attorneys who have practiced law for over 10 years and attained a high degree of peer recognition and professional achievement in their respective areas of… READ MORE
  • March 2019Super Lawyers Recognition Call & Jensen congratulates its attorneys who have been recognized by Southern California Super Lawyers in its recent lists of “Super Lawyers” published in Super Lawyers, Orange Coast, and Los Angeles Magazine. Nine Call & Jensen attorneys were named “Super Lawyers” – honors awarded to no more than 2.5% of California attorneys who have practiced law for over 10 years and attained a high degree of peer recognition and professional achievement in… READ MORE
  • February 2018Honor: C&J Top 50 And Super Lawyers Call & Jensen is pleased to congratulate its attorneys who were recognized by Southern California Super Lawyers in its 2017 lists of “Super Lawyers” published in Super Lawyers, Orange Coast, and Los Angeles Magazine. Two of the spots on the Top 50 OC Super Lawyers were held by Call & Jensen attorneys Mark Eisenhut and David Sugden. Overall, 8 Call & Jensen attorneys were named “Super Lawyers” in their respective areas of… READ MORE
  • October 2017Class Certification Defeated Attorneys at Call & Jensen, in association with Rumberger Kirk & Caldwell, defeated class certification in an action which would have included tens of thousands of class members.  Call & Jensen’s client is a leading, world-wide name-brand manufacturer of mattresses and pillows.  After the denial of class certification, the trial team persuaded the district judge to divide the individual plaintiffs’ claims and transfer each plaintiff back to their home districts, leading to… READ MORE
  • August 2017Call & Jensen Secures Preliminary Injunction Against Former Officer Call & Jensen secured a temporary restraining order and preliminary injunction in superior court against a former officer of Call & Jensen’s client, precluding the officer from unlawfully competing against the client by soliciting its customers and employees. The victory was obtained at the beginning stages of the litigation and protected Call & Jensen’s client from being raided by the former officer. The team consisted of attorneys Mark L. Eisenhut, Scott R.… READ MORE
  • August 2017Call & Jensen Secures Preliminary Injunction At Pleading Stage Of Trademark Infringement Case At the outset of a trademark infringement lawsuit in federal court, Call & Jensen secured a preliminary injunction on behalf of a prominent medical device manufacturer against its competitors. Arguing against a tentative denying the preliminary injunction, Call & Jensen’s attorneys convinced the federal judge to change course, affirm the validity of the manufacturer’s key mark, and find that all elements of the preliminary injunction standard had been met. The team consisted… READ MORE
  • August 2016Trial Victory: C&J Prevails In Bitter Dispute Between Business Rivals In April 2016, Call & Jensen attorneys Mark Eisenhut and Samuel G. Brooks obtained a complete defense victory on behalf of their client, who is the CEO of a prominent business. After four days of trial, the judge denied all claims and relief sought against Call & Jensen’s client. According to the ruling, evidence presented by Call & Jensen “destroyed [Petitioner’s] credibility and made Petitioner come off as ungrounded and truly bizarre… READ MORE
  • April 2016Call & Jensen: Firm Well-represented Amongst OCBA Leadership Call & Jensen is proud to be represented this year with firm attorneys in multiple leadership positions with the Orange County Bar Association. Joshua Simon is chair of the OCBA’s Banking & Lending section, and Mark Eisenhut is a member of the OCBA’s Judicial Selection committee. Jacqueline Beaumont co-chairs the OCBA’s Mommy Esq. committee, and Todd Bouton is an executive committee member and past chair of the OCBA’s Banking & Lending section.… READ MORE