AttorneyWilliam B. Mateja
WM

William B. Mateja

Sheppard, Mullin, Richter & Hampton LLP

Dallas, TX · Dallas County · 39 years licensed

Cases
18
Licensed
39 yrs

William B. Mateja has been licensed in Texas since Nov 1986 — 39 years — and has filed under this bar number in 18 cases since 2017. The docket is civil (other): 17 of 18 filings, with criminal behind it. No board certifications, no disciplinary history, and no client reviews yet.

Case type by yearCourt-record case types
MandamusMandamusPetition for Writ of MandamusPetition for Writ of MandamusFirst-degree felonyFirst-degree felonyMiscellaneous/other civilMiscellaneous/other civil’17’19’20’24’25’26
Cases filed by year2026 is a partial year
47’17’19’20’24’25’26

Showing filings under this bar number from 2017 to present in the county court records Referlex has imported; the last column is a partial year.

Criminal charge outcomes1 charge record · county criminal records

Percentages use the 1 recorded charge dispositions associated with this bar number. Charges without a recorded disposition are excluded.

Dismissed or acquitted100%1
Dismissed 1
Deferral recorded0%0
Convicted0%0
Other recorded status0%0
By charge1 charge
ChargeDispositionsConv.Outcome mix

These are record associations, not win rates: representation at disposition is not established, and several attorneys can appear on one charge. Outcomes are the latest recorded disposition of each charge; a missing disposition does not establish whether a charge is pending or how it ended. Percentages are rounded. No defendant details are shown.

Courts appeared in most18 cases · 6 courts

Cases are grouped by the court a filing names; appellate courts group together, not under the county a case came from.

Client reviewsNone yet

No reviews yet.

Last refreshed Oct 2026
William B. Mateja, Criminal Lawyer in Dallas, Texas | Referlex