Sacramento builders for More Space.

GoodSpace High Performance Builders is a family-owned general contractor turning tight homes into roomy retreats across Sacramento. We design and build home additions, room additions, ADUs and full kitchen overhauls.

View our work →
GoodSpace High Performance Builders - Custom home builder in Sacramento
200+
Projects Completed
4.5
Avg Google Rating
15+
Years Serving Sacramento
Licensed
& Insured

Every space upgrade, one trusted crew.

Modern Sacramento home addition with clerestory windows blends into original structure
Home Additions
We open load-bearing walls, pour new footings and tie seamless rooflines to add entire living wings. Each addition is engineered for Sacramento seismic code and spray-foamed for year-round comfort.
Learn More
Bright new bedroom addition framed with engineered lumber and dual-pane windows
Room Additions
From 120 square-foot nurseries to 400 square-foot master suites, we match siding, stucco and brick so the new room looks original. Every circuit, vent and window permitted and inspected before you move in.
Learn More
Detached one-bedroom ADU with cedar siding and mini-split HVAC in Sacramento backyard
ADU Construction
Convert your garage or build a detached 499 square-foot unit for rental income. We handle utility tie-ins, Title 24 energy compliance and city inspections so your ADU passes Sacramento approval on first review.
Learn More
Open-concept Sacramento kitchen remodel with waterfall island and custom cabinetry
Kitchen Remodeling
Remove walls, install islands, upgrade to 200-amp panels and hide LED strips behind crown molding. We template quartz counters on-site and complete most kitchens in 6 weeks, mess contained by HEPA scrubbers.
Learn More
Project management on a construction site
Bathroom Expansion
Expand into adjacent closets to fit a walk-in shower with linear drain and frameless glass. We relocate vent stacks, install Schluter waterproofing and deliver spa-level finishes.
Learn More
Architect drafting ADU plans on dual monitors in GoodSpace Sacramento office
Permit & Design
Our in-house drafting team creates permit-ready plans in AutoCAD and submits directly to Sacramento Community Development. You skip the city counter line.
Learn More

Simple process, no surprises.

01
Free Consultation
We come to you, learn your goals, and answer every question. No pressure, no sales pitch.
02
Detailed Quote
A written scope of work with line-item pricing. You know exactly what you are paying for before we start.
03
We Build It
Our own crew on site, daily updates, and a clean worksite every evening. No subcontractor surprises.
04
Final Walkthrough
We walk every room with you before calling it done. You sign off, we consider it a success.

What Sacramento homeowners say.

"GoodSpace turned our cramped 900 square-foot bungalow into a 1,650 square-foot dream with a master room and two baths. Every tile aligns perfectly and the new foundation is rock-solid."

Daniel R.
Home Addition

"They converted our detached garage into a 460 square-foot rental unit in 10 weeks. Permits were pulled before we even signed the contract and the inspector passed everything first try."

Lisa T.
ADU Construction

"The crew knocked down a wall, installed a 10-foot island and added a slider to the backyard. Kitchen parties are now mandatory every weekend."

Miguel S.
Kitchen Remodel
Get in Touch

Ready for more space?

Call (916) 251-0800 or fill out the form for a free design consultation within 24 hours.

Sacramento, CA — serving the surrounding area
Mon-Sat, 8am-6pm