Daniel (Dan) Callahan


E-mail: dpc@kesslercollins.comDirect Dial: 214.379.0735Direct Fax: 214.379.0785PDFvCard

Dan is a litigator - civil, professional liability, oil and gas, securities litigation for financial institutions, products liability, and employment disputes. He has tried and arbitrated disputes throughout Texas, New Mexico and Florida.   He has argued before several Court of Appeals, also recognized as a 2014 Top Rated Litigator.

Dan graduated magna cum laude from Boston University and cum laude from Boston University School of Law where he also served as editor of the Boston University Law Review.


  • Texas Bar, 1985
  • United States District Court (Northern, Southern, Eastern and Western Districts of Texas)
  • United States Court of Appeals (Fifth Circuit)

Legal Affiliations

  • American Bar Association
  • State Bar of Texas (Appellate, Litigation and Insurance Sections)
  • Dallas Bar Association


Speaking Engagements

  • "Small Business Reorganization" IBAT 2020

Professional Affiliations

  • The Independent Bankers Association of Texas
  • Equipment Leasing and Finance Association
  • American Bar Association
  • Dallas Bar Association
  • In re Treatment Equipment Co, et al., 2019 WL 3295633 (Tex.App. – Fort Worth 2019)(orig. proceeding).  Obtained writ of mandamus from Court of Appeals to vacate trial order that required company and its owners to produce voluminous financial information.
  • LAKEPOINTE PHARMACY #2, LLC, et al. v. PM FORNEY MOB, LP, PM Realty Group LP, et al., 2018 WL 3853473  (Tex.App. – Dallas 2018, no pet.) Obtained summary judgment in trial court for defendants in fraud/DPTA suit alleging more than $1 million dollars in damages arising out of development and sale of medical office building. Handled appeal which affirmed trial court’s order.
  • Counsel for Appellant Royalty Owner. Represented landowner in a dispute over the proper construction of a reservation of non-participating royalty interest contained in a deed in the chain of title. Successfully argued on appeal that a reservation of NPRI equal to "one-half of the usual 1/8 royalty" reserved an NPRI equal to a fixed 1/16 of production, regardless of the royalty provisions of any particular mineral lease. Wynne/Jackson Development, L.P. v. PAC Capital Holdings, Ltd., 2013 WL 2470898 (Tex.App. – Corpus Christi / Edinburg 2013, pet. denied_+).
  • May 2010: Case 09-53298-LMC; After a three day trial, the Bankruptcy Court for the Western District of Texas entered final judgment that a $2.5 million judgment previously obtained against Defendant/Debtor in U.S. District Court for Western District of Texas was non-dischargeable under 11 U.S.C. Section 523(a) (2) (A) because the Plaintiff established that the Defendant had obtained money or credit under false pretenses or fraud.
  • Ubinas-Brache v. Dallas County Medical Society, 261 S.W.3d 800, (Tex.App. - Dallas, 2008, pet. denied) - Trial Court’s judgment against client for over $700,000 was reversed and judgment was rendered in client’s favor.