MAV Design & Build is the room addition contractor Humble TX and Lake Houston area homeowners trust for quality construction, fair pricing, and on-schedule delivery. Whether you need a new master bedroom, an extra bedroom for a growing family, a sunroom, or a dedicated home office addition, MAV manages design, Harris County permit applications, and all construction under a single fixed-price contract.
Types of Room Additions We Build in Humble TX
MAV builds master bedroom and ensuite bathroom additions, additional bedroom additions, family room and great room expansions, home office additions, dining room extensions, sunroom and screened porch enclosures, bonus room additions above garages, and covered patio room conversions throughout Humble TX, Kingwood, Fall Creek, Summerwood, Eagle Springs, and Balmoral.
Room Addition Costs in Humble TX
Room addition costs in Humble TX range from $45,000 for a basic single-room addition with standard finishes to $165,000 or more for a large master suite with walk-in closets, ensuite bathroom, and premium finishes. Final cost depends on square footage, foundation requirements, and finish level. MAV provides transparent fixed-price estimates before any work begins.
How Long Does a Room Addition Take in Humble TX?
A standard room addition in Humble TX takes 6 to 10 weeks after Harris County permit approval. A larger master suite or two-room addition takes 10 to 14 weeks. Harris County permit review typically adds 2 to 3 weeks. MAV provides a full project schedule at contract signing.
Permits for Room Additions in Humble TX
Most of Humble TX’s residential areas fall within unincorporated Harris County and require Harris County Engineering Department permits for structural, electrical, plumbing, and mechanical work. Properties within the City of Humble city limits require City of Humble permits. MAV manages all permit applications and inspections on your behalf.
Humble TX Communities We Serve for Room Additions
MAV Design & Build serves all of Humble TX for room additions including Atascocita adjacent areas, Fall Creek, Summerwood, Eagle Springs, Balmoral, Kingwood adjacent communities, and surrounding Lake Houston area neighborhoods in Harris County.
Get a Free Room Addition Estimate in Humble TX
Contact MAV Design & Build at (832) 532-6829 or visit mav-designandbuild.com to schedule your free consultation. Transparent fixed-price estimates with permits and construction included.
I'm extremely satisfied with my kitchen renovation. The entire process was handled with professionalism and precision. The crew was respectful, efficient, and always made sure I was informed every step of the way. The final result — a beautiful, well-designed kitchen with top-quality finishes and excellent craftsmanship.
Love their work, the kitchen turned out amazing and exceeded our expectations. Completed in much shorter time than I thought it would. Can't recommend them enough!!
Great experience working with this company! They remodeled my kitchen and did an amazing job. The team was professional, easy to work with, and always on time. Everything went smoothly, and they paid attention to the small details.

