Reviews for Greenmark Home Performance

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  • February 2023

    Mark did before and after blower door test which showed good improvement after air sealing the attic and rim joists. His talented work people also added insulation in the attic and basement which has helped keep the house warm. For ventilation, Mark’s team installed a Quiet Cool whole house fan, Panasonic bathroom fans, and a Panasonic ERV. We are happy with the improvements to temperature and air quality. The workmanship was great and we are happy with the final results of the project.Services: Fan installation

  • January 2023

    Mark did before and after blower door test which showed good improvement after air sealing the attic and rim joists. His talented work people also added insulation in the attic and basement which has helped keep the house warm. For ventilation, Mark’s team installed a Quiet Cool whole house fan, Panasonic bathroom fans, and a Panasonic ERV. We are happy with the improvements to temperature and air quality. The workmanship was great and we are happy with the final results of the project.Services: Fan installation

  • October 2022

    Great and constant communication throughout the whole process, which made things go smoothly. The workers were professional, courteous and did an amazing job on the kitchen and bathroom remodel. I also had my home air sealed and insulated which made a noticeable impact on the comfort level of the home. Amazing experience overall and would recommend to anyone who is having home performance issues.Services: General door installation

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    Greenmark Home Performance

    4324 Meadowgreen Trails Dr, St. Louis

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