CommercialWynkoop Tower
2024Denver, CO
A 14-story mixed-use tower delivered three weeks ahead of schedule with full core-and-shell self-performed.
Commercial · Residential · Civil
A Denver-based general contractor delivering ground-up construction, custom homes, and infrastructure — engineered with precision, finished with craft.
Why Cornerstone
Precision from groundbreaking to handover.
Every project is run by a dedicated team that owns the schedule, the budget, and the craft. We self-perform the work that matters most and hold every trade to a single standard: build it right, build it once.
Self-Perform Core
Concrete, framing, and structural steel handled in-house for tighter control and fewer handoffs.
Transparent Budgets
Open-book estimating and weekly cost reporting — no surprises at the end of the month.
Safety First
An EMR well below industry average and a zero-incident culture on every active site.
What We Build
From groundbreaking to handover.
Six disciplines, one standard. Every service is delivered by a dedicated team that owns the result.
Selected Work
Projects that earned their place on the skyline.
Commercial
Custom HomeFoothills Residence
2023Boulder, CO
A 6,800 sq. ft. mountain-modern residence built around stone, timber, and floor-to-ceiling glass.
RenovationLarimer Loft Remodel
2024Denver, CO
A full structural gut-and-rebuild that exposed original beams and opened the plan to natural light.
CivilFront Range Interchange
2022Aurora, CO
A multi-span concrete interchange completed under a fixed public budget with zero safety incidents.
OSHA 30 Certified
LEED Accredited
AGC Member
EMR 0.62
Serving Denver & the Front Range
OSHA 30 Certified
LEED Accredited
AGC Member
EMR 0.62
Serving Denver & the Front Range
How We Build
Four phases. One accountable team.
- 01
Preconstruction
We pressure-test the budget, schedule, and constructability before a single shovel hits dirt.
- 02
Planning & Permits
Detailed scheduling, procurement, and permitting so the build starts the day the team mobilizes.
- 03
Construction
Self-performed core trades and a tight subcontractor bench keep quality and pace under one roof.
- 04
Handover
Punch, commissioning, and a clean closeout — plus a warranty team that answers the phone.
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Years building
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Projects delivered
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Sq. ft. constructed
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On-time handover
Owners & Partners
Trusted on the projects that can't go wrong.
“Cornerstone ran our tower like it was their own money. Transparent, fast, and the quality speaks for itself.
Dana Whitfield
Development Director · Wynkoop Partners
“They took a complicated mountain lot and a demanding design and made it look effortless. Our home is flawless.
Marcus & Lena Reyes
Homeowners · Foothills Residence
“On a public infrastructure budget with zero room for error, they delivered on time and incident-free.
Priya Anand
Program Manager · Front Range Authority
Let's build
Tell us what you're planning. We'll bring the preconstruction insight to make it real — on schedule and on budget.