About Us

Who We Are Austin’s Leading Underground Utility & Construction Specialists!

General construction services with a positive reputation, strong customer relation and safety standards. Providing experience and expertise to your job. Whatever the task, we have the skills and means to get the job done. Commercial or Residential, we are the construction company for you.

JBS Underground, LLC. was created by a group of hard working, driven individuals who wanted to provide a high quality of expertise to their customers.   Founded in 2017 JBS Underground has already proven itself to be a leader in the industry. Providing Commercial and Residential construction, utility installation, excavation, and construction management. Timely service with a perfect safety record.

“We stride to be the best. We want our customers to get a quality product, with a high standard of installation, and fast turnaround.”

JBS Underground specializes in the following areas – General Construction Services, Boring, Drilling, Concrete, Backfill, Digging, Ditching, Road Grading, Culverts, Box Culverts, Cofferdams, Fire Hydrants, Fire Lines, Excavation (Rock, sand, dirt). We also provide Site clearing, Site Leveling, Sloping, Retention Ponds, Retaining Walls, Utility services, Utility taps, Manholes, Utility Vaults, Meter, Valves, Back-flow preventers, Steal Pipe, PVC, Polly, Ductile Iron, Reinforced Concrete Pipe.

Some of the Companies we are doing business with:


JBS Underground’s mission is on team work and innovation to develop the company. We aim to significantly expand into the commercial and residential underground utility contracting market.


JBS Underground’s vision is to build professional, long standing relationships and a strong customer satisfaction with building safety standards in the Travis County.

Management Bios:


Working in construction for over 25 years, he learned the value of hard work, management, and customer relations very young in his career.  He has a very strong work ethic, with strengths in: safety, professionalism, performance, timeliness, mental clarity under pressure, detailed oriented, and going above and beyond what is required to maintain established relations with customers.  Proven track record of successful completions and a reputation for dedication, problem solving and outstanding service.

Experiences include: Project management, operations, estimating, office management, operation of heavy machinery, environmental and safety inspection, field engineering, directional drilling, and environmental stabilization.

SHAUN McNabb - Owner
Growing up around the construction industry, he began his career hands on at an early age. Over 20 years later he is an experienced bid and contract estimator, field supervisor, manager of site inspection and quality control. He is self-disciplined and a resourceful problem solver with a keen eye for safety and detail.

Shaun’s expertise includes: complete handling of complex projects from bid to completion, office management, human resources and operations of heavy machinery.

Josh McNabb - Project Manager
A business-oriented entrepreneur since 16. Successfully running a computer repair company, as well as a lawn care business until his early 20’s when he found a passion for construction.

Josh is a dedicated, self-reliant innovator, with highly diplomatic negotiation and communication skills. A self-managing, out of the box thinker, with a proven track record of quick problem solving, and adaptation to a continuously changing environment.

His experiences include: complete business management, sales and marketing, contract negotiations, site management, safety and environmental inspection, and operating of heavy machinery.

Memberships & Associations