John W. Slates

Commercial Litigation

0.0 (0 reviews)

Dallas, Texas

30+ years experience

Slates Harwell Campbell LLP

Updated: Dec 25, 2025

Contact Information

469-317-1000

https://slatesharwell.com/attorneys/john-slates/

1700 Pacific Avenue, Suite 3800, Dallas, TX 75201

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Bio

John Slates is Board Certified in Construction Law and focuses his practice on representing general contractors, owners, and developers. John is an accomplished trial lawyer who has first-chaired numerous cases to verdicts, including cases that have been recognized by the National Law Journal’s "Top 100 Verdicts" and Verdict Search’s "Top Texas Verdicts." He has also successfully argued before the Texas Supreme Court in Lennar Corporation v. Markel American Insurance Company.John has negotiated over $9 billion in design and construction contracts for some of the most high-profile projects recently built in North Texas, including the Toyota Corporate Headquarters, as well as a wide array of other commercial projects.John served on the Texas State Bar Construction Law Council and Foundation from 2017-2020, is currently the Chair of the Dallas Bar Association Construction Law Section, and is a frequent speaker on construction-related topics at legal and industry conferences. John Slates is Board Certified in Construction Law and focuses his practice on representing general contractors, owners, and developers. John is an accomplished trial lawyer who has first-chaired numerous cases to verdicts, including cases that have been recognized by the National Law Journal’s "Top 100 Verdicts" and Verdict Search’s "Top Texas Verdicts." He has also successfully argued before the Texas Supreme Court in Lennar Corporation v. Markel American Insurance Company. John has negotiated over $9 billion in design and construction contracts for some of the most high-profile projects recently built in North Texas, including the Toyota Corporate Headquarters, as well as a wide array of other commercial projects. John served on the Texas State Bar Construction Law Council and Foundation from 2017-2020, is currently the Chair of the Dallas Bar Association Construction Law Section, and is a frequent speaker on construction-related topics at legal and industry conferences.

Local Legal Snapshot

Jurisdiction

Texas

State Capital

Austin

Highest Court

Texas Supreme Court

Bar Association

State Bar of Texas

Typical Consultation

$150-$300

Typical Hourly Range

$250-$450/hr

Fee Model Notes

Hourly or flat-fee billing is common.

Estimates vary by market, complexity, urgency, and attorney experience.

Practice Areas

Commercial Litigation

Awards & Recognition

Lawyer of the Year: Litigation - Construction, Dallas/Fort Worth (2025)
Recognized: Commercial Litigation
Recognized: Construction Law
Recognized: Litigation - Construction
Board Certified in Construction Law by the Texas Board of Legal Specialization, Inaugural Class (2017 - present)
Recognized, Chambers & Partners USA Guide, Construction (Texas) (2016 – 2022)
Recognized, The Best Lawyers in America®, Construction Law, Texas (2013 - 2023)
Recognized, Texas Super Lawyers (2016 – 2022), as published in Texas Monthly (Construction Litigation) (A Thomson Reuters Service)
Recognized, Texas Rising Stars (2005, 2007, 2008) as published in Texas Monthly (Construction Litigation, Construction Surety) (A Thomson Reuters Service)
Recognized, Appellate Lawyer of the Week, as published in Texas Lawyer, September 2, 2013