CAZA Group, LLC – 2026 Leading Energy-Efficient Builder

Crafting quality since2019, CAZA Group has earned a strong reputation in the Rio GrandeValley for building custom homes that deliver verified performance and lasting value. Led by owner and builder Armando Castro, the company is committed to premium construction, clear communication, and energy efficiency. CAZA Group builds BUILT TO SAVE®–certified high-performance homes and was also recognized in last year’s RGVBA Parade of Homes with the award forBest HERS Score, reflecting measurable excellence in energy performance.

Building a home is a major life decision, and CAZA Group approaches every project with care, accountability, and precision. Since opening its doors, this Rio Grande Valley custom builder has focused on raising expectations by putting homeowners at the center of the building process. Under Armando Castro’s leadership, each home is designed and constructed to deliver comfort, efficiency, and long-term reliability.

Armando remains closely involved in every phase of construction, ensuring standards are met and communication remains clear. Homebuyers value the company’s responsiveness,  transparency, and willingness to address questions throughout the process, building confidence from start to finish.

CAZA Group specializes in high-performance construction verified through third-party testing, including BUILT TO SAVE® certification. These standards confirm that each home meets requirements for energy efficiency, indoor comfort, and durability. Their performance-driven approach was further validated when CAZA Group earned theBest HERS Score award in the RGVBA Parade of Homes this past year, there by demonstrating industry-leading efficiency results.

Innovation is central to CAZA Group’s work. The team carefully selects materials and building methods that improve energy performance while supporting clean, modern designs. Each home balances aesthetic appeal with practical features that enhance everyday living.

Beyond construction, CAZA Group remains committed to its homeowners through dependable after-sale support. This long-term mindset reflects the company’s belief that a well-built home should deliver value and peace of mind for years to come.

Congratulations to CAZA Group for going above and beyond minimum code requirements, continuing its leadership in energy-efficient construction.