4th place Business Litigation Law | 1st place Employment and Labor Law | 1st place Estate Planning and Probate Law | 1st place Tax Law -- Founded in 1866, Kemp Smith has over 155 years of experience serving our clients, communities and profession. Kemp Smith is the second-oldest law firm in Texas, the largest law firm in El Paso and the only El Paso-based firm with offices in Austin and Las Cruces.