Healthy home at dusk built with hempcrete and GaiaCrete™ healthy building materials

    America's Healthy Home Platform

    Building America's Healthy Home Platform

    Mr Hemp House® helps homeowners and building professionals improve existing homes and build healthier new homes — through hemp-based and bio-based building materials, healthier building solutions, Healthy Home Assessments, and a growing professional network.

    Professional Healthy Home Assessment — $399

    Understand your home before you improve it — a Professional Healthy Home Assessment shows what to address first.

    Professional Healthy Home Assessments currently available throughout Florida. Scheduling and travel availability may vary by location. Home Health Score and HomeHealthScan are available nationwide.

    Bio-Based MaterialsHemp-Lime & InsulationGaia Building SystemsQualified ProfessionalsHomeHealthScan

    Gaia Building Systems

    Healthier building starts with the materials.

    Mr Hemp House® works with bio-based materials, hemp-lime and hempcrete insulation, and other non-toxic building materials for new construction and retrofits. GaiaCrete is a carbon-conscious wall system engineered for healthier interiors, long-term resilience, and modern construction.

    The Gaia Building Systems family includes GaiaCrete, GaiaBric, GaiaPanel, and GaiaCast. Additional product information will be released as technical documentation is finalized.

    • Material innovation
      Bio-based composition, refined for modern building envelopes.
    • Carbon-conscious
      Designed to reduce the embodied impact of construction.
    • Durability & resilience
      Mold-resistant, fire-resistant, built for the long life of a home.
    Explore GaiaCrete
    GaiaCrete™ bio-based wall material composition, precisely arranged
    Wall System
    GaiaCrete — engineered for healthier construction

    Step One · Understand

    Understand your home before you improve it.

    The Home Health Score is a simple 0–100 view of the health, safety, efficiency, resilience, and material quality of a home — the starting point for a healthier building plan.

    Healthy Home Assessments and Home Health Scores are available through participating professionals in the Mr Hemp House network, powered by HomeHealthScan.

    78
    out of 100
    Sample score · Good
    Indoor Air
    82
    Moisture
    74
    Toxins
    68
    Energy
    80
    Resilience
    76
    Materials
    88

    Why It Matters

    Homes shape comfort, performance, and everyday well-being.

    2–5×
    Indoor Air Quality

    worse indoors than outdoors (EPA)

    Common
    Moisture

    moisture and humidity issues in U.S. housing

    1,000s
    Toxins

    of chemicals used across building products

    ~20%
    Energy Efficiency

    of home energy lost to poor envelopes (DOE estimates)

    Class A
    Resilience

    flame spread rating target (ASTM E84)

    No added VOC
    Healthy Materials

    targets for interior finishes

    Sources include EPA indoor air studies and DOE building performance research. Individual conditions vary by home, region, and construction.

    National Dealer Network

    Bringing healthier homes to communities across America.

    Mr Hemp House® is building a national network of professionals equipped with the technology, materials, systems, and brand needed to lead healthier building locally.

    More Than Materials. A Complete Healthy-Home Conversation.

    An assessment is often where the conversation starts, not where it ends. Depending on the professional and where it is operationally supported, engagements may include Healthy Home Assessments and Home Health Scores, healthy home consultations, material recommendations, Gaia building system opportunities, insulation work, retrofit projects, new construction, and referrals to other qualified professionals.

    Mr Hemp House® National Dealer Network — bringing healthier homes to communities across America
    All 50
    States served nationally
    Certified
    MHHU-trained professionals
    Category
    Local Home Health leadership
    Christopher L. Penn, founder of Mr Hemp House®

    Founder

    Building the Home Health category.

    Christopher L. Penn founded Mr Hemp House® to bring technology, building science, healthier materials, education, and professional delivery together within one national platform.

    "Healthy Homes for All is more than a mission. It is the standard we are building toward."
    Read the Founder Story

    Credentials

    Founded 2018 in Orlando, Florida

    • Veteran-Founded, Veteran-Owned

      Founded and owned by a U.S. military veteran.

    • SBA VOSB Certified

      Small Business Administration Veteran-Owned Small Business (VetCert program), valid through July 23, 2027, publicly listed at veterans.certify.sba.gov.

    • SAM.gov Registered

      Active registration in the System for Award Management.

    • IMPEL Cohort

      DOE / Lawrence Berkeley National Laboratory Innovation Program cohort.

    • VIP Procurement Cohort

      Veteran Institute for Procurement graduate.

    • DOE Zero Energy Ready Home Partner

      U.S. Department of Energy Zero Energy Ready Home program partner.

    • Beta Analytic Verified Testing

      ISO/IEC 17025-accredited testing — 100% Biobased Carbon Content per ASTM D6866-22 (Certificate #531872642609133657, October 2022).

    Healthy Homes for All

    Healthier housing begins with healthier materials, better building, and the professionals who deliver them.