About KC Greenhouse Builders
We're Johnson County's greenhouse construction specialists — a licensed general contractor and a team with decades of combined construction and growing-systems experience, focused on one thing: greenhouses that perform in a Kansas climate.
Our Story
KC Greenhouse Builders exists because greenhouse construction in Kansas is usually an afterthought — a kit slapped on a slab by a crew that's never managed humidity, snow load, and July heat gain in the same structure. We built a specialist operation instead.
Our team combines decades of general construction experience — led by a licensed Kansas general contractor — with deep knowledge of geothermal air heat transfer (GAHT) systems and earth-sheltered design.
We're a focused, local operation, and we like it that way. Every project gets the lead contractor on site, transparent communication, and a build spec you can hold us to. Our reputation is built job by job across southern Johnson County and Miami County — and we'd rather show you a working geothermal greenhouse in January than a wall of badges.
Our Values
These core values guide every decision we make and every project we complete.
Quality Craftsmanship
We never compromise on quality. Every project is built to last with premium materials and expert techniques.
Transparent Communication
We keep you informed every step of the way with regular updates and clear timelines.
Respect Your Home
We treat your home as if it were our own, maintaining cleanliness and protecting your belongings.
Customer Satisfaction
Your satisfaction is our success. We work tirelessly to exceed your expectations on every project.
Meet Our Team
Our experienced professionals are dedicated to bringing your vision to life with skill, expertise, and attention to detail.
Andrew Baumann
Founder & Lead Contractor
20+ years Experience
Specialties:
Andrew is a licensed general contractor (Kansas) with 20+ years in construction. He leads every KC Greenhouse Builders project — design review, permitting, structural work, and GAHT system installation — and is the person on site answerable for the build.
Bob Sutton
Greenhouse Design Specialist
20+ years Experience
Specialties:
Bob focuses on what happens inside the structure: climate control, growing-environment layout, and matching the greenhouse design to what you actually want to grow, from season extension to year-round production.
Grant Yost
Construction Supervisor
10+ years Experience
Specialties:
Grant coordinates scheduling, site logistics, and quality control across projects, with particular focus on below-grade construction details — drainage, insulation, and moisture management — that decide whether an earth-sheltered greenhouse works.
Licensing & Specialization
The trust layer here is intentionally narrow: real licensing, insurance, and greenhouse specialization.
Professional Certifications
- •Licensed General Contractor (Kansas)
- •GAHT System Certified
- •Geothermal Installation Specialist
- •Underground Construction Expert
Serving Johnson County Communities
We're proud to serve families throughout Johnson County, Kansas, bringing quality greenhouse construction services to your neighborhood.
Licensed & Insured • Kansas General Contractor • Geothermal Greenhouse Specialists
Ready to Build Your Dream Greenhouse?
Contact us today for a free consultation and discover why Kansas City families trust KC Greenhouse Builders.