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Area covered
This limitation only applies to existing residential properties - not new-build properties or commercial properties.
Our in-house team of Domestic Energy Assesors (DEAs) produce residential Energy Performance Certificates (EPCs) throughout Hertfordshire and parts of North London,
South Bedfordshire, South Cambridgeshire and West Essex. The table below shows which postcode areas we cover in-house.
|
Postcode
|
Town / villages
|
Covered?
|
|
AL1
|
St Albans
|
Yes
|
|
AL2
|
St Albans, Bricket Wood, Colney Street, Frogmore, London Colney, Napsbury, Park Street, Potters Crouch
|
Yes
|
|
AL3
|
St Albans, Childwickbury, Flamstead, Gorhambury, Markyate, Porters Wood, Redbourne, Sandridge
|
Yes
|
|
AL4
|
St Albans, Colney Heath, London Colney, Marshalswick, Oaklands, Sandridge, Smallford, Tyttenhanger, Wheathampstead
|
Yes
|
|
AL5
|
Harpenden
|
Yes
|
|
AL6
|
Welwyn, Ayot St Peter, Ayot St Lawrence, Digswell, Rabley Heath, Tewin
|
Yes
|
|
AL7
|
Welwyn Garden City
|
Yes
|
|
AL8
|
Welwyn Garden City, Lemsford
|
Yes
|
|
AL9
|
Hatfield, Brookmans Park, Essendon, North Mymms
|
Yes
|
|
AL10
|
Hatfield
|
Yes
|
|
CM0-CM16
|
Burnham, Chelmsford, Ongar, Dunmow, Braintree, Witham, Maldon, Billericay, Brentwood, Epping
|
No
|
|
CM17-CM20
|
Harlow, Roydon
|
Yes
|
|
CM21
|
Sawbridgeworth
|
Yes
|
|
CM22-CM23
|
Bishops Stortford
|
Yes
|
|
CM24
|
Stansted
|
Yes
|
|
CM77
|
Braintree
|
No
|
|
EN1-EN5
|
Enfield, Barnet, New Barnet, Cockfosters, Hadley Wood, Arkley,Crews Hill, Ponders End, Botany Bay
|
Yes
|
|
EN6
|
Potters Bar, South Mimms, Cuffley, Northaw
|
Yes
|
|
EN7
|
Waltham Cross, Cheshunt
|
Yes
|
|
EN8
|
Waltham Cross
|
Yes
|
|
EN9
|
Waltham Abbey
|
Yes
|
|
EN10
|
Broxbourne
|
Yes
|
|
EN11
|
Hoddesdon
|
Yes
|
|
HP1
|
Hemel Hempstead
|
Yes
|
|
HP2
|
Hemel Hempstead
|
Yes
|
|
HP3
|
Hemel Hempstead, Bovingdon
|
Yes
|
|
HP4-HP27
|
Berkhampsted, Chesham, Amersham, Chalfont, Beaconsfield, Wycombe, Missenden, Aylesbury, Tring, Princess Rosborough
|
No
|
|
LU1
|
Luton, Caddington, Woodside, Pepperstock, Slip End
|
Yes
|
|
LU2
|
Luton, East Hyde, Lilley, Peters Green, Winch Hill
|
Yes
|
|
LU3
|
Luton, Marsh Farm, Sundon
|
Yes
|
|
LU4
|
Luton, Chalton, Leagrave
|
Yes
|
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LU5
|
Dunstable, Harlington, Houghton Regis, Toddington
|
Yes
|
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LU6
|
Dunstable, Eaton Bray, Studham, Whipsnade
|
Yes
|
|
LU7-LU95
|
Leighton Buzzard, Cheddington, Ivinghoe, Mentmore, Pitstone
|
No
|
|
SG1
|
North Stevenage, Town Centre, Old Town
|
Yes
|
|
SG2
|
South Stevenage
|
Yes
|
|
SG3
|
Knebworth, Woolmer Green
|
Yes
|
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SG4
|
Hitchin, Breachwood Green, Kimpton, Kings Walden, Graveley, Little & Great Wymondley
|
Yes
|
|
SG5
|
Offley, Little Offley, Stotfold
|
Yes
|
|
SG6
|
Letchworth
|
Yes
|
|
SG7
|
Baldock
|
Yes
|
|
SG8
|
Royston
|
Yes
|
|
SG9
|
Buntingford
|
Yes
|
|
SG10
|
Much Hadham
|
Yes
|
|
SG11-SG12
|
Ware
|
Yes
|
|
SG13-SG14
|
Hertford
|
Yes
|
|
SG15
|
Arlesey
|
Yes
|
|
SG16
|
Henlow
|
Yes
|
|
SG17
|
Shefford
|
Yes
|
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SG18
|
Biggleswade
|
Yes
|
|
SG19
|
Potton, Sandy
|
Yes
|
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WD3
|
Rickmansworth, Chorleywood, Sarratt
|
Yes
|
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WD4
|
Kings Langley, Chipperfield, Bucks Hill
|
Yes
|
|
WD5
|
Abbotts Langley, Bedmond
|
Yes
|
|
WD6
|
Borehamwood, Elstree, Well End
|
Yes
|
|
WD7
|
Radlett, Shenley
|
Yes
|
|
WD17
|
Watford, Cassiobury
|
Yes
|
|
WD18
|
West Watford
|
Yes
|
|
WD19
|
Watford, Oxhey
|
Yes
|
|
WD23
|
Bushey, Bushey Heath
|
Yes
|
|
WD24
|
North Watford
|
Yes
|
|
WD25
|
Garston, Aldenham, Letchmore Heath
|
Yes
|
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