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Business Details
18 Years
experience
Expert Home Performance Diagnostics in Atlanta
Founded in 2008, Building Performance Workshop has established itself as a leader in advanced residential construction consulting and home performance diagnostics. Our mission is to empower homeowners and building professionals with scientifically proven methods to optimize home efficiency, safety, and comfort. With over 15 years of combined experience, co-founders Grace and Corbett Lunsford have developed cutting-edge diagnostic tools and educational resources that revolutionize how building performance is understood and implemented. We specialize in airtightness testing, HVAC diagnostics, moisture analysis, and electromagnetic field (EMF) assessments using state-of-the-art equipment. Our team has trained thousands of industry professionals and produced extensive educational content, including the first-ever TV series dedicated to home performance diagnostics.

Through our innovative APT Reports software and nationwide service reach, we provide actionable insights that transform how clients approach home improvement projects. Our commitment to transparency and education is demonstrated through our 300+ verified Google reviews and free homeowner resources. As independent third-party verifiers, we maintain strict objectivity in all our assessments, ensuring clients receive unbiased, data-driven recommendations. Our work includes designing the world's highest-performance tiny house on wheels and creating comprehensive training programs for building professionals. We serve both residential clients and industry professionals, offering tailored solutions that address unique building challenges while maintaining a focus on practical, measurable outcomes.
Services
Blower Door Testing HVAC Diagnostics EMF Testing Home Performance Consulting Air Quality Assessment Moisture Analysis Ventilation Evaluation Energy Audits Owner's Advocacy Building Diagnostics
Details
  • Year established: 2008
Highlights and features
  • We offer 300+ verified Google reviews from satisfied clients.
  • Our team includes BPI-certified experts with decades of experience.
  • We developed the industry-standard APT Reports diagnostic software.
  • We provide nationwide service with local Atlanta expertise.
  • Our training programs have certified thousands of building professionals.
Associations and certifications
  • Building Performance Institute
  • RESNET
What people say
Expert diagnostics Personalized service Effective solutions Knowledgeable team Trustworthy advice
Services
Blower Door Testing
Our blower door testing identifies air leakage points in residential structures using calibrated equipment. This diagnostic process measures building envelope tightness and helps optimize energy efficiency. Homeowners receive detailed reports showing specific areas needing improvement, allowing targeted upgrades that enhance comfort and reduce utility costs.
Home Performance Consulting
We conduct comprehensive evaluations of residential buildings to identify performance issues. Our consultants use thermal imaging, combustion analysis, and pressure testing to assess energy efficiency. Clients receive actionable recommendations for improving building systems, with prioritized solutions that maximize return on investment while addressing health and safety concerns.
EMF Testing
Our electromagnetic field testing identifies potential EMF exposure sources in residential environments. Using specialized meters, we measure electric and magnetic fields from wiring, appliances, and external sources. Homeowners receive guidance on mitigation strategies to create healthier living spaces while maintaining functional electrical systems.
Ventilation Evaluation
We assess residential ventilation systems to ensure proper indoor air quality and moisture control. Our evaluation includes HVAC performance testing and humidity measurements. Clients receive customized solutions for maintaining healthy air exchange rates while preventing mold growth and structural damage from excess moisture.
Building Diagnostics
Our comprehensive building diagnostics cover all aspects of residential performance. Using thermal imaging, pressure testing, and specialized sensors, we identify hidden issues in building envelopes and mechanical systems. Homeowners receive detailed reports with prioritized recommendations for improving efficiency, comfort, and long-term durability of their properties.
People
Corbett Lunsford
Home Performance Expert
Corbett Lunsford is a BPI-certified home performance specialist and former RESNET Quality Assurance Designee with over 15 years of experience in building diagnostics. He developed the APT Reports software and hosts the Home Diagnosis TV series, educating thousands of professionals through his workshops and publications.
Grace Lunsford
Media Producer
Grace Lunsford co-created the Home Diagnosis TV series and produced over 500 educational videos on building performance. With a background in film production and board experience in industry organizations, she brings media expertise to the company's educational initiatives while managing video content creation and distribution.
Questions
What home performance services do you offer?
We provide blower door testing, HVAC diagnostics, EMF assessments, ventilation evaluations, and comprehensive building diagnostics for residential properties.
Do you serve areas outside Atlanta?
While based in Atlanta, we offer nationwide services for residential performance assessments and consulting projects.
How are you different from traditional home inspectors?
We use advanced diagnostic tools and scientific methods to provide data-driven assessments rather than visual inspections alone, focusing on measurable performance metrics.
Can you help with new construction projects?
Yes, we work with homeowners and builders on new construction to ensure optimal performance through testing and consultation during the building process.
Do you provide educational resources for homeowners?
We offer free resources including our GeniusBooklet, YouTube channel with 4 million views, and the Home Diagnosis TV series to educate homeowners about building performance.