Round Rock, Texas

Location Information

We have long been recognized for providing innovative, yet functional, designs with aesthetic appeal that enable our developer/builder clients to successfully market their products to the public.




2700 La Frontera Boulevard
Suite 150
Round Rock, Texas 78681

Located in: La Frontera Plaza

Business Hours

Monday 8AM-5PM
Tuesday 8AM-5PM
Wednesday 8AM-5PM
Thursday 8AM-5PM
Friday 8AM-5PM
Saturday Closed
Sunday Closed

Areas We Cover

  1. Alfred
  2. Amargosa
  3. Loma Linda East
  4. Rancho Banquete


Derek Bohls, PE, CFM

2004, Bachelor of Science, Civil Engineering, Texas A&M University

Derek is the Round Rock Vice President for LJA’s Central Texas Public Infrastructure division. His key strengths are his responsiveness, communication skills, and hands on approach to design. He takes ownership and champions his projects in an effort to solve any issues before the reach his client’s desk. Derek has 14 years of hydrologic/hydraulic evaluation and design experience on public infrastructure projects. His responsibilities include rural and urban drainage design, water quality regulations and permitting, floodplain analysis, scour analysis, water quality BMP design, impact analysis, detention and retention design, storm sewer design, culvert design, energy dissipater design, erosion control and SWP3, and hydrologic modeling for projects across Texas. Derek is proficient with GeoPak Drainage, HEC-RAS, HEC HMS, GeoHecRas, XP SWMM, ArcGIS, and HY-8.