Below-grade finishing is rare in Arizona — but for homes that have it, we deliver complete remodels with proper moisture control for desert conditions.
Mesa is one of the fastest-growing cities in the Southwest — and its mix of mid-century ranches, newer master-planned communities like Eastmark and Mountain Bridge, and historic homes near downtown all face the same enemies: relentless UV exposure, monsoon-driven hail and wind, and clay-heavy soils that move with every rain. Relentless Construction is built around those realities. We use materials, underlayments, and installation methods chosen specifically for the Sonoran climate, not generic national-builder specs.
Full remodels of existing basements with desert-appropriate moisture control and ventilation.
Adding or remodeling below-grade bathrooms with proper plumbing and ventilation.
Sound insulation and dedicated systems for high-use entertainment and fitness spaces.
Self-contained below-grade living spaces with private entrance options.
Vapor barriers and dehumidification — even in dry climates, below-grade spaces need proper moisture management.
Built-ins, wine cellars, and custom millwork.
On-site assessment with full documentation, often within 48 hours of your call.
Itemized written quote with material options, HOA-ready specs, and clear timeline. No haggling.
Mesa-experienced crews. Property protection, daily cleanup, and tight schedules.
Quality inspection, warranty documentation, and satisfaction guarantee.
Free, no-obligation estimate from a licensed Arizona contractor.
