Groundwork Contractors Havering atte Bower
Stapleford Abbots Harold Wood Romford Stapleford Tawney North Weald Navestock Hornchurch Stanford Rivers Kelvedon Hatch Great Warley Street Chigwell Brentwood Theydon Bois Upminster Loughton Goodmayes Shenfield Dagenham Greensted Little Warley Ilford Chipping Ongar Epping Buckhurst Hill Puddle Dock Woodford Ingrave North Ockendon High Ongar Mountnessing Rainham Barking Woodford Green Hutton Chingford Wanstead Blackmore Bobbingworth Snaresbrook Waltham Holy Cross East Horndon South Ockendon East Ham Walthamstow Moreton Norton Heath Aveley Freyerning Belhus Epping Green Ingatestone Fyfield Waltham Abbey Middle Street Leyton Erith West Ham Enfield Lock Nazeing Stratford Potter Street Little Burstead Stifford Billericay Plumstead North Woolwich Purfleet Ponders End West Thurrock Laindon Waltham Cross Slades Green Willingale Doe Great Parndon Woolwich Hackney Margaretting Langdon Hills Orsett Cheshunt