About

Building on Trust: The Big G Story

Big G Contract Services is a locally owned and operated general contracting firm based right here in Round Rock, TX. For over 20 years, we’ve dedicated ourselves to providing Central Texas homeowners, businesses, and government agencies with unparalleled quality and integrity.

Our mission is simple: to deliver durable, lasting results that help build Texas stronger

Why We Stand Apart

Experience, integrity, and quality in every project. As a leading general contractor in Round Rock, TX, we are committed to durable, high-quality results.

Decades of Experience

We bring 20+ years of deep field knowledge to every residential, commercial, and government project.

Licensed & Insured

We are fully Licensed, Bonded & Insured, guaranteeing a worry-free partnership.

Compliance Experts

Specializing in complex requirements like ADA-compliant ramps and markings.

Clear Communication

We provide free estimates and maintain transparent communication throughout our proven project process.