Mimi Coffey | Principal Attorney


Mimi Coffey DWI Attorney Fort Worth DallasMimi Coffey is an attorney with 20 years experience. She is certified in DWI defense by the National College of DUI Defense (NCDD). She has been the Texas delegate for several years. With offices in both Dallas and Tarrant Counties, she serves the entire metroplex.

Mimi Coffey enjoys giving back to the community:

  • Member of the Texas Tech School of Law Foundation Board
  • Coffey Diversity Endowment Scholarship
  • Dean Darby Dickerson Writing Award
  • Involved in the White Settlement ISD Education Foundation
  • Four WSISD Legacy Scholarships (to increase to 5 in 2017)
  • Judge for Dallas Bar Association High School Mock Trial

Mimi has appeared as a legal commentator for CNN, National Fox News, and local Dallas/Fort Worth stations on DWI-related stories. She is also a frequent speaker at both national and state-wide seminars. Mimi is an experienced attorney with a proven trial record (over 300 cases, with 90% of them being jury trials, all as a criminal defense lawyer). Her successes include everything from .21 breath tests, blood tests to 3 car accident cases. Mimi’s cases have also made excellent case law for the State of Texas.

She has won the President’s Heart of a Champion Award from the Texas Criminal Defense Lawyers Association (TCDLA) numerous times. Mimi also led the effort to get the Texas Board of Legal Specialization to recognize the NCDD’s DWI Certification.

Mimi has been active over the past 4 legislative sessions in fighting against bad DWI laws. Her efforts prevented the breath/blood test refusal as being a separate crime. She has also argued for true deferred adjudication for DWI.


Texas DWI Defense: The Law and Practice, Second Edition with DVD has been written by James Nesci and Mimi Coffey.

For even the most seasoned attorney admitted to practice in the State of Texas, defending DWI cases has always presented special challenges. Today mounting a successful defense is more difficult than ever. Now you have the advantage with Texas DWI Defense: The Law and Practice, 2nd Edition. This text and supplementary DVD contains the most important information to help you win your case. Written by Mimi Coffey and James Nesci, Board Certified by the National College for DUI Defense, Texas DWI Defense: The Law and Practice, 2nd Edition ensures that you understand the chemical, biological, and technological concepts and issues underlying DWI prosecution and defense in the State of Texas.

The Second Edition is expanded and includes over 900 case citations, accident reconstruction, collateral consequences, and revised and expanded sections on the Texas Department of Public Safety, motions in limine, sentencing, field sobriety testing (2015 FST Manuals), blood testing uncertainty, boating and flying under the influence, the latest Texas statutes, and more, making this text the most important book to have with you in all phases of a DWI case, from investigation to trial.

The DVD includes the 2007 and 2015 ARIDE Instructor and Student Manuals with the ARIDE Powerpoint presentation, Sixteen DRE Manuals from 1989 through 2015, NHTSA Driving Cues Manuals, eighteen SFST Manuals from 1980 through 2015, NHTSA validation studies, NHTSA videos and more.

Many practical tools and applications designed to streamline and simplify the complex DWI defense process have been developed along with this book. They are all included on a bonus DVD–so you can locate, review and print them out in a matter of seconds. The companion DVD for the fourth edition contains all new material, including the NHTSA 2015 SFST and DRE Manuals, studies, articles, and Texas law and procedure.

Included are the NHTSA Student & Instructor Manuals, the DRE pre-School & DRE School Manuals, and the ARIDE–the latest edition from NHTSA! Some vendors sell these together for $400 or more. They are all included on the DVD at no extra cost.