Mark Stephan
Energy and remodeling specialist explaining efficiency upgrades, sustainability choices, and long-term performance.
Mark Stephan Energy Efficiency and Sustainability reporter for Fix Build Improve
Mark Stephan
Energy & Efficiency
Mark covers residential and commercial energy use, focusing on energy efficiency upgrades and sustainable remodeling practices. His insights are deeply rooted in building-science principles and real-world performance assessments, enabling him to distill complex technical concepts into actionable advice for homeowners and businesses.

Mark writes in a measured and analytical style, dissecting the merits of various eco-friendly claims and upgrades. His pragmatic approach avoids sensationalism, instead providing readers with thoughtful evaluations based on evidence and research, making sustainability choices clearer and more accessible.
AREAS OF COVERAGE
  • Energy efficiency remodeling / upgrades
  • Insulation & ventilation systems
  • Solar readiness & energy audits
  • Sustainable building materials & ideas 
ARTICLES WRITTEN