- Amberley Working Museum http://www.amberleymuseum.co.uk Amberley Working Museum is a 36 acre open-air museum dedicated to the industrial heritage of the south-east.
- Beachy Head Countryside Centre http://www.beachyhead.org.uk/ Website for the Visitor Centre at Beachy Head, with information about the Centre and the surrounding area.
- British Horse Society http://www.bhs.org.uk National group representing horse riders’ interests
- Charleston Farmhouse near Firle http://www.charleston.org.uk The home of Vanessa Bell (Virginia Woolf’s sister) and Duncan Grant of the Bloomsbury Group of artists and writers.
- Contours Walking Holidays, http://www.contours.co.uk. Offers a range of guided walking holiday packages including the South Downs Way
- Cuckmere Cycle Company http://www.cuckmere-cycle.co.uk The Barn, Seven Sisters Country Park, Exceat Nr. Seaford, East Sussex. Tel: 01323 870310. Bike sales, servicing and hire. Bike drop-off and collection service available within 5 miles of Exceat
- Cycleman Sussex http://www.cyclemansussex.co.uk 46 Rosebery Avenue, Hampden Park, Eastbourne, BN22 9QB. Tel 01323 501157. Bike sales, servicing and hire
- Cyclists’ Touring Club http://www.ctc.org.uk National group representing cyclists’ interests
- East Sussex County Council http://www.eastsussexcc.gov.uk/leisureandtourism/countryside/rightsofway/ Responsible for legal matters relating to the Trail in East Sussex
- Eastbourne Borough Council http://www.eastbourne.gov.uk/Sport_&_Recreation/Countryside/index.asp Manages the South Downs Way in the Eastbourne Area
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