From ground-up commercial builds to complete home renovations, Cornerstone Build brings precision craftsmanship, on-time delivery, and transparent pricing to every project.
Every project is a reflection of our craftsmanship, attention to detail, and commitment to exceeding client expectations.
Whether you are starting from the ground up or refreshing an existing space, our team handles every phase.
Custom ground-up residential construction with full architectural coordination, permitting, and white-glove project management.
Get a QuoteComplete kitchen transformations including custom cabinetry, countertops, appliances, plumbing, electrical, and finish work.
Get a QuoteSpa-quality bathroom renovations with custom tile, walk-in showers, freestanding tubs, vanities, and heated floors.
Get a QuoteRoom additions, second-story expansions, garage conversions, and accessory dwelling units with full permitting support.
Get a QuoteTenant improvements, restaurant buildouts, office renovations, and ground-up commercial construction with competitive bids.
Get a QuoteComplete interior gut renovations including structural changes, flooring, painting, electrical upgrades, and full finish work.
Get a QuoteWe meet on-site to discuss your vision, goals, and budget. No commitment required — just a conversation.
We prepare detailed project plans, material selections, and an itemized scope of work for your approval.
Our team handles all permit applications and code compliance. You do not lift a finger.
Our licensed crews execute with precision, sending you weekly photo updates and live schedule tracking.
We do a detailed punch list walkthrough before final payment — every detail must be perfect.
Founded in 2004 by third-generation builder Marcus Donovan, Cornerstone Build has grown from a two-man crew into a 45-person full-service construction firm. We are deeply rooted in the communities we build in, and we bring the same care to a kitchen remodel that we do to an $8M commercial project.
"Cornerstone transformed our entire first floor in 8 weeks — kitchen, living room, dining room, and a new powder room. The craftsmanship is stunning, they stayed on schedule, and Marcus was personally reachable throughout. Worth every penny."
"We hired Cornerstone for a 4,500 sq ft commercial office buildout. They came in under budget and two weeks early. Their project management platform kept us informed daily. We have since brought them back for two more projects."
"They demolished and rebuilt our master bath in 5 weeks. The Italian tile work, custom steam shower, and radiant floor heating are absolutely flawless. Every single subcontractor was professional and respectful of our home."
Request a free quote through our form or by calling us. We schedule an on-site meeting within 48 hours to assess the project and prepare a detailed written estimate at no charge.
Yes. We are a fully licensed general contractor, carry $5M in general liability insurance, and are bonded for all contract work. We provide certificates of insurance upon request.
A kitchen renovation typically takes 4–8 weeks. Bathroom remodels take 3–5 weeks. Home additions run 4–8 months. Full custom builds take 12–24 months. We provide a detailed schedule before any project begins.
Yes. Our team manages all permit applications, plan submissions, and inspection coordination for every permitted project. This is included in your project cost.
All work is covered by a 2-year workmanship warranty and we ensure all materials and fixtures carry their manufacturers warranty. We also offer an optional extended service plan.
Yes, for select items like fixtures and appliances. We will advise on what we can and cannot warranty if owner-supplied materials are used. Let us know during the planning phase.
Fill out the form and we will schedule a free on-site consultation within 48 hours. No obligation, no pressure.