Call the office to discuss your project or find out more about Passivhaus.

020 3176 4464
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We use a central email address for Passivhaus Certification projects to ensure you get the fastest response from the most appropriate team member. Please use this email address for all communication regarding Passivhaus Certification projects and new work.


We love visitors! Please drop in on us at our office in Islington. Nearest tube stations are Barbican or Old Street.

3 Dufferin Avenue

Get a quote

Send an email to with the information below for the fastest response to your enquiry:

    • Your name, contact details and role on the project.
    • The client name and contact details. The Passivhaus Certifier will be appointed directly by the client on the project.
    • The stage the project is at, and whether you have planning permission or not.
    • A brief description of the project.
    • Some general arrangement drawings if available.