Retrofit Assessments & EPCs in Essex
Independent, practical building performance advice for homeowners, landlords and property professionals across Essex.
Based in Colchester, EfficiencySmart provides Energy Performance Certificates, PAS 2035 retrofit assessments and building performance surveys throughout Essex including Colchester • Chelmsford • Braintree • Witham • Maldon • Clacton-on-Sea • Halstead • Coggeshall • Tiptree • and surrounding villages — helping property owners understand how their homes perform and what genuinely improves them, rather than a generic checklist of upgrades.
Qualified & Registered
TrustMark registered
Qualified Domestic Energy Assessor
Qualified Retrofit Assessor (PAS 2035)
Qualified Traditional Buildings Assessor
Experience across private, social and funded retrofit projects
What we cover in Essex
Energy Performance Certificates
(EPCs)
For sales, lettings, and post-retrofit reassessment, covering standard homes and traditional/period buildings.
PAS 2035 Retrofit Assessments
Whole House Assessments for funded retrofit schemes and private retrofit projects.
Building Performance Surveys
Independent surveys covering building fabric, ventilation, moisture rise and retrofit potential, for buyers, landlords and self builders wanting a clear picture before committing to work.
Areas We Cover
Based in Colchester, EfficiencySmart provides EPCs, retrofit assessments and building performance surveys throughout Essex, including:
Colchester • Chelmsford • Braintree • Witham • Maldon • Clacton-on-Sea • Halstead • Coggeshall • Tiptree • and surrounding villages
If you're just outside this list, get in touch — most nearby areas can still be covered.
Why work with an independent assessor
Unbiased advice, not tied to any installer or supplier. Every recommendation is about what will genuinely improve the building — not what generates a referral fee elsewhere.

