Custom Home Remodeling & ADU Construction in Winchester, CA

Winchester features expansive properties and master-planned neighborhoods that are prime for custom remodeling, room additions, and accessory dwelling unit (ADU) builds. Hammertime 24/7 provides custom building solutions tailored to Winchester homeowners.

We navigate the Riverside County building permit checklists, managing soils testing, structural calculations, and utility connections. Our hands-on management approach ensures that every phase of construction is coordinated, clean, and completed on schedule.

Whether you are adding a master bedroom addition, installing LVP flooring throughout your home, or building a detached guest suite, we deliver exceptional workmanship and transparent contract terms.

CSLB Licensed General Contractor
ADU & Guest House Experts
Fixed-Price Guarantee
Remodeling contractor in Winchester
Local Inspections
100% City Permit Compliance Guarantee

Remodeling Services Available in Winchester

Every project is managed in-house, from structural framing to custom cabinetry and high-end pool finishes.

ADUs (Accessory Dwelling Units)
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ADUs (Accessory Dwelling Units)

Maximize your property value with custom detached or attached ADUs — fully designed, permitted, and turnkey from architectural plans to key handover.

Starts at: $300–$400/sq ftView Details ➙
Open Concept Framing
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Open Concept Framing

Transform cramped, walled-off rooms into open, flowing floor plans. We safely remove load-bearing walls, install structural beams, and reconfigure your entire layout.

Starts at: $4,500+View Details ➙
Whole Home Renovations
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Whole Home Renovations

Completely transform your entire home under a single contract — structural layout changes, open concept conversions, utility updates, and luxury finishes throughout.

Starts at: $100,000+View Details ➙
Custom Pools & Hardscape
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Custom Pools & Hardscape

Design and build custom gunite pools, elevated spas, concrete decks, outdoor kitchens, and complete backyard environments tailored to your lifestyle.

Starts at: $80,000+View Details ➙
Outdoor Living
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Outdoor Living

Expand your usable living space with custom outdoor kitchens, concrete decks, fire features, pergolas, and full landscape integration.

Starts at: Contact for EstimateView Details ➙
Bathroom Remodels
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Bathroom Remodels

Create your personal spa oasis with walk-in wetroom showers, dual vanities, soaking tubs, custom tile patterns, and heated flooring.

Starts at: $15,000–$50,000View Details ➙