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About Clark

Clark Donat counsels both plaintiffs and defendants in complex commercial litigation in suits involving commercial banking/mortgage lending, financial services, real estate, construction, energy (oil and gas), insurance, consumer finance, securities litigation and employment disputes. He also assists clients in internal investigations and defends corporations and executives facing allegations of securities fraud.

Clark provides legal counsel in all aspects of the litigation process and regularly practices in both federal and state courts in Texas and across the country.

He has resolved numerous matters through final judgment, as well as alternative disputes procedures, including arbitration and mediation. He has also successfully handled state and federal appeals.


Recent Notable Matters

Commercial collection agency — obtained summary judgment for approximately $3 million based, in part, upon the Texas Uniform Fraudulent Transfer Act

National staffing agency — obtained multiple temporary restraining orders and temporary injunctions in commercial and employment-related litigation

National financial services company — obtained multiple dismissals of litigation against national financial services companies for breach of contract and wrongful foreclosure claims

HCB Real Holdings, LLC — Myers v. HCB Real Holdings, LLC, Case No. 05-13-00113-CV, 2015 Tex. App. LEXIS 4939 (Tex. App. - Dallas 2015), affirming trial court’s judgment on client’s breach of guaranty claim for approximately $1 million

T-Mobile USA, Inc. — JGM Holdings, L.L.C. v. T-Mobile USA, Inc., 568 Fed. Appx. 316 (5th Cir. 2014), affirming underlying dismissal of approximately $1 million garnishment proceeding pursuant to Federal Rule Civil Procedure 12(b)(6)

Nationwide Recovery Systems, Ltd — HHT Limited Co. v. Nationwide Recovery Systems, Ltd., Case No. 05-11-01058-CV, 2013 Tex. App. LEXIS 6717 (Tex. App. - Dallas 2013), affirming $3 million jury verdict in favor of client on issue of sufficiency of evidence to support damages awarded

Publications and Speeches

"Mineral Liens Can Be Contractually Waived In Texas," Law360, August 4, 2017



University of Arkansas School of Law,
magna cum laude
University of Arkansas,
Bachelor of Arts
magna cum laude

Bar Admissions



State Bar of Texas
Dallas Bar Association
Dallas Association of Young Lawyers




University of Arkansas School of Law
Arkansas Law Review
Note and Comment Editor
University of Arkansas School of Law
Bogle-Sharp Award
University of Arkansas School of Law
Bard Rogan Natural Resources Law Award