John Hasler
ElmhurstEES/031256
Coverage area
John Hasler covers 3 postcode areas
CM9SS5CM0
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Accreditation
Elmhurst Energy Systems Ltd
Government-approved accreditation scheme
Assessor ID: EES/031256
Qualified domestic energy assessor
Covers 3 postcode areas
Assessor data sourced from the GOV.UK Find an Energy Certificate service
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Claim this profileAssessor information sourced from the GOV.UK EPC register. Last updated 7 April 2026.