Who We Are
Small Team.
Big Advantages.
A lean, expert general contractor with an owner-focused mindset and the accountability of a team that treats your project like their own.
Our Story
Built Differently.
By Design.
Our modernized structure keeps costs competitive, allowing us to offer fair and transparent pricing. We partner with specialized subcontractors who share the same lean approach — increasing efficiency without compromising quality.
With us, you'll work directly with the team. No middlemen, no layers of overhead — so every project receives personal attention and service tailored to your needs from start to finish.
We don't just focus on the brick and mortar. We collaborate with you to help inform decisions and deliver on your vision — every step of the way.
What Drives Us
The Principles Behind Every Build
Trust & Reliability
We say what we mean and deliver what we promise. Our flat-fee structure means our interests are permanently aligned with yours — no exceptions.
On Time. On Budget.
Schedules are promises. Budgets are commitments. We plan with relentless discipline and communicate with complete transparency so there are never surprises.
Obsessive Quality
We apply the same obsessive attention to detail to a 1,200 sq ft dental suite as we do to a full hospital build. The standard doesn't change with the scope.
Seamless Experience
Every touchpoint — from the first call to the final walkthrough — is designed to feel effortless. Beautiful proposals, prompt communication, polished deliverables.
Flat-Fee Integrity
We are the only general contractor you'll ever work with who makes no more money when your costs go up. That's not a tagline — it's the foundation of how we operate.
Concierge-Level Service
We scale and flex to meet your needs. Whether you want us deeply involved in every decision or prefer we simply deliver a finished space — we match your style.
"We represent your best interests and remove the guesswork — delivering full-service focus on your project from start to finish."Cornerstone Development Group · The Woodlands, TX
The Cornerstone Difference
Your Interests.
Our Only Priority.
We provide concierge-level construction services for small to medium-sized commercial projects. We scale and flex to meet your specific needs — and we don't just focus on the brick and mortar. We collaborate with you to help inform decisions and deliver your vision.
- Transparent, flat-fee pricing — no incentive to inflate costs, ever. What we quote is what you pay.
- Proactive problem-solving — our owner-focused approach identifies issues before they become expensive surprises.
- Direct leadership access — you work with our team, not a rotating cast of project managers.
- Your bottom line, always — every build decision is guided by what's right for your project and your investment.
How We Work
How We Engage.
Maximum Value.
No two projects are alike — and neither are two clients. We enjoy working with you throughout the entire design and build process, bringing your vision to life with precision and care. Or, if you prefer, we can simply get it done and hand you the keys.
You don't need a complex solution to deliver the results you deserve. You just need someone in your corner you can trust.
General Contracting
We serve as your general contractor — managing every subcontractor, trade, and supplier with the same care and accountability we'd apply to our own build.
Construction Management
We manage the build on your behalf, protecting your budget and schedule while coordinating all subcontractors and consultants from start to finish.
Turn-Key Delivery
Tell us what you want. We'll handle everything — from groundbreaking to final inspection — and deliver a finished, operating space ready for your business.
Meet Our Leadership
Jascha brings an owner's perspective to every project — combining strategic vision, sharp business judgment, and development expertise to ensure every build performs from day one. His approach is simple: your success is the only measure of ours.
Jeff is the operational engine behind every Cornerstone project — managing client relationships, driving business development, and ensuring the seamless, polished execution that clients have come to expect. He's the reason our process feels effortless.
Let's Build Something Exceptional.
Tell us about your project. We'll bring the expertise, the precision, and the quiet confidence to make it extraordinary.
Start The Conversation