Multifamily Resource Center

312.561.4588

Find Professionals

PHIUS Certified Passive House Consultants (CPHC®), Builders, and Raters are here to support project teams in the certification of their PHIUS+ projects every step of the way. Search the PHIUS Certified Professionals Directory to find a qualified professional in your area.

Find a PHIUS Certified Passive House Consultant (CPHC®)

FInd a PHIUS Certified Builder

Find a PHIUS+ Rater

Find a PHIUS+ Verifier

Project Certification

For all questions related to project certification, please email PHIUS at certification@passivehouse.us. We will be happy to assist you with queries such as:

  • How to request and submit a PHIUS+ Contract

  • How to request a custom certification quote

  • How to request a Feasibility Study

  • Learn more about the Quick Review Service

  • Learn more about the PHIUS Certified Window Program

  • Questions regarding energy modeling support and protocol

  • General questions regarding project certification

Quality Assurance and Quality Control (QA/QC)

If you have questions about the Quality Assurance and Quality Control aspect of the PHIUS+ program, please email PHIUS at qa@passivehouse.us. We will be happy to assist you with queries on topics such as:

  • Testing protocol

  • On-site documentation

  • Details on where to find the multi-family workbook

General Inquiries

If you have a question that does not fit into any of the categories listed above, please email PHIUS at info@passivehouse.us.