Milwaukee-based Foley & Lardner LLP and Dallas-based Gardere Wynne Sewell LLP announced on Friday that they will be merging.
The resulting firm will be known as Foley Gardere in Austin, Dallas, Denver, and Houston and as Foley Gardere Arena in Mexico City. All other offices will be operated as Foley & Lardner.
As a result of the merger, the firm will have approximately 1,100 lawyers in 24 offices in the United States, Mexico, Asia and Europe, according to a news release.
The merger takes effect Saturday. Foley confirmed last fall that it was considering a merger with Gardere.
Foley was founded in 1842 and has more than 800 lawyers in 19 offices, including some in Madison, New York, Washington, D.C., Brussels and Tokyo.
Gardere, which was founded in 1909, has more than 200 lawyers and offices in Austin, Dallas, Denver, Houston and Mexico City.
Follow @erikastrebel