Veteran-Owned · Home Health Score™ · Hempcrete · GaiaCrete® · All 50 States
Building Healthier Homes With Hempcrete & AI Intelligence
Mr Hemp House™ helps families assess, improve, and build healthier homes using Home Health Score™, non-toxic building materials, hempcrete solutions, healthy home designs, and certified local partners.
From mold, air quality, moisture, and toxic materials to new home design and retrofit planning, we make it easier to create homes that are healthier, more comfortable, and built for the future.
Home Health Score • Healthy Home Designs • Retrofit Solutions • GaiaCrete® Building Systems • AI Home Intelligence • Certified Local Partners
📞 (740) 300-1565 · Schedule Consultation · Free Home Health Score
What Mr Hemp House does
Start with a Home Health Score to identify mold, toxins, air quality, moisture, materials, and retrofit opportunities — then get a practical path toward a healthier home.
Every family deserves a home that helps them live healthier.
Mr Hemp House™ is building the next generation of homes designed around human health, comfort, building performance, and better materials.
Healthy Homes for All.
Trusted & Certified
Why America Trusts Mr Hemp House™
Veteran-Owned
SAM.gov Registered
VIP Certified
Carbon Negative
American Made
Certified Builder60-second preview
Preview your Home Health Score
Pick two answers and we'll take you to the full assessment.
Homes/Items Scanned Daily
1,579+
Products Evaluated
94%
Of users surface a hidden risk*
Veteran Owned
U.S. Military
Carbon Negative
Building Systems
50 States
Nationwide
Trusted
Homeowners Nationwide
*Based on HomeHealthScan™ assessments completed to date. Individual results vary by home and inputs.
Founded by Christopher L. Penn — Air Force Veteran, Builder, Author, and Healthy Home Innovator.
Who Mr Hemp House Is For
One mission — healthier homes — built around the people who live, design, build, and invest in them.
Homeowners
Concerned about mold, indoor air quality, moisture, or hidden toxins in your current home.
Start an assessmentFamilies Building or Remodeling
Planning a new build or renovation and want healthier materials and design from day one.
See healthy home designsContractors & Builders
Looking for healthier building systems, GaiaCrete® training, and certified project pipelines.
Join the contractor networkInvestors & Partners
Interested in scaling healthy home infrastructure, products, and market territories.
Talk to our teamHow a Healthy Home Project Works
Four clear steps from your first assessment to a finished, healthier home.
- Step 1
Assessment
Identify hidden toxins, moisture, and air-quality issues in your home.
Explore assessments - Step 2
Plan
Get a tailored healthy home design, retrofit, or consulting plan.
View services - Step 3
Materials
Specify GaiaCrete® and non-toxic materials engineered for healthy homes.
View materials - Step 4
Build
Connect with a certified contractor to install and complete your project.
Find a contractor
Our Expertise
What We Do
Design, retrofit, and build healthier homes with GaiaCrete® hemp-lime wall systems and bio-based materials.
Healthy Home Design
Non-toxic home plans engineered for indoor air quality and energy efficiency.
View Healthy Home DesignsCustom Home Planning
Build-ready planning for homeowners, builders, and developers.
Start Your Home PlanRetrofit & Rehab
Transform existing homes with healthier insulation and materials.
Explore Healthy Home RetrofitsGaiaCrete® Wall Systems
Carbon-negative hemp-lime wall systems for new builds and retrofits.
Learn About GaiaCrete®Hempcrete / Hemp-Lime Construction
Time-tested bio-based wall assemblies built to last 100+ years.
Explore Hempcrete ConstructionIndoor Air Quality Improvements
Identify VOCs, mold, and pollutants — then engineer them out.
Read the Indoor Air Quality GuideNon-Toxic Building Materials
Bio-based insulation, plasters, and finishes with no added VOCs.
Explore Healthy Building MaterialsDealer & Builder Partnerships
Join the nationwide GaiaCrete® dealer and certified builder network.
View Partner OpportunitiesProfessional Healthy Home Services
Need help planning, evaluating, designing, or developing your Healthy Home project? Explore our professional consulting, assessment, planning, and development services.
View Professional ServicesChoose Your Path
How Can We Help You Build Healthier?
Whether you live in a home, design them, build them, retrofit them, or invest in the future of them — Mr Hemp House™ has a path for you.
I'm a Homeowner
Get a Healthy Home plan tailored to your family, your climate, and your goals.
Start a Healthy Home PlanI'm Building a New Home
Explore healthy home designs built around indoor air quality, comfort, and performance.
Explore Healthy Home DesignsI'm Retrofitting an Existing Home
Upgrade insulation, materials, and indoor air with proven retrofit solutions.
View Retrofit SolutionsI'm a Builder or Contractor
Build a category-leading Healthy Home business in your market.
Download the Opportunity GuideI'm an Investor or Strategic Partner
Review the platform, business model, and how Mr Hemp House™ is scaling nationally.
Explore the Mr Hemp House PlatformMeet HempBuild Global Pro™
Get expert guidance on hempcrete homes, healthy building materials, construction costs, floor plans, land development, HVAC systems, moisture management, carbon reduction, and sustainable construction strategies.
This AI-powered advisor helps homeowners, builders, developers, architects, and investors make smarter building decisions — backed by Mr Hemp House™, America's Healthy Home & Hempcrete Authority™.
- U.S. Department of Energy Programs
- Zero Energy Ready Home Principles
- Building Science Best Practices
- Bio-Based Building Systems
Healthy Home™ Business Opportunity
Build a $1M+ Healthy Home Business In Your Market
Discover the emerging Healthy Home™ industry and learn how contractors, builders, remodelers, veterans, and entrepreneurs are positioning themselves to own exclusive territories before their competitors.
Most contractors compete for jobs. Healthy Home leaders own categories. Download the free Opportunity Guide and learn how a $399 Home Health Score can become the first step toward a six-figure construction project.
Healthy Home Design, Retrofit & GaiaCrete® Building Systems — All 50 States
Mr Hemp House™ is America's healthy home design, retrofit, and building material company. Choose the path that fits your home — every route is engineered for indoor air quality, non-toxic materials, energy efficiency, and bio-based construction.
Explore Healthy Home Design, Retrofit & GaiaCrete® Solutions
Learn more about hemp insulation in our comprehensive guides: Ultimate Guide to Hemp Insulation, What Is Hempcrete?, Hempcrete R-Value Explained, Hemp Insulation vs Fiberglass, and Hempcrete vs Spray Foam.
Compare GaiaCrete® to traditional insulation: GaiaCrete® vs Fiberglass | GaiaCrete® vs Spray Foam. Concerned about spray foam safety? Learn about Spray Foam Insulation Dangers and explore Spray Foam Alternatives.
Explore application-specific guides: Insulation for Coastal Homes and Best Insulation for Basements. We provide hemp insulation installations across all 50 states — view all service areas.
Deep-dive guides: The Poisoned Home™ AI toxin advisor, indoor toxin guide, toxic building materials list, toxic-home case studies, hemp insulation for soundproofing, and hemp insulation vs mineral wool.
Featured city & state coverage: hemp insulation in Virginia Beach, VA, San Antonio hemp insulation contractors, Nashville hemp insulation installers, and cold-climate hemp insulation in Minnesota.
Building a healthy home business? Explore the Healthy Home™ business opportunity, see the GaiaCrete® dealer program, or apply to become a dealer in your market. Homeowners can also book a Home Health Score or find a certified contractor.
Healthy Home™ Business Opportunity
Build a $1M+ Healthy Home Business In Your Market
Discover how contractors, builders, remodelers, veterans, and entrepreneurs can use Home Health Score, GaiaCrete®, HomeHealthScan™, HempBuild Global Pro™, MHHU™ training, and exclusive territories to build a category-leading business.
Revenue potential varies by market, execution, and territory.
Investor or strategic partner? Explore the Mr Hemp House™ platform →
Popular Questions Asked to HempBuild Global Pro™
Own The Healthy Home Category In Your Market
Download the free guide and discover how contractors are using assessments, AI technology, healthy-home consulting, remodeling, and GaiaCrete® construction to build high-value businesses.
Healthy Home™ Business Opportunity
Own the Healthy Home™ Opportunity in Your Market
The Healthy Home™ industry is emerging nationwide. Discover how builders, contractors, veterans, and entrepreneurs are creating new revenue streams through assessments, consulting, retrofits, healthy home products, and exclusive market opportunities.
Free guide for contractors, builders, remodelers, veterans, entrepreneurs, and territory partners.
Follow the Minnesota Healthy Home Project — a planned cold-climate healthy-home demonstration by Mr Hemp House. Explore hemp insulation in Minnesota.
Builder, remodeler, or healthy-home pro in MN? Apply for the Minnesota Dealer Territory or learn about the national dealer program.
Start your free Home Health Score
Find out what's in your home — and what to do about it. Free, no obligation, takes a few minutes.