| Mattshill Farm | KD Drainage #8873618 | Matts Hill Rd, Hartlip, Sittingbourne ME9 7UY, UK | ME9 7UY | Jules Quinn | jules.quinn@kddaa.co.uk | +441622397635 | No map | |
| De-ath Bros Ltd | De-ath Bros Ltd #8873609 | Ockham, West Horsley, Woking GU23 6PQ, UK | GU23 6PQ | Johan Herman | johan.herman@de-athbros.com | +447514023610 | No map | |
| Whitlingham Broad Camp Site | Marsh Industries Ltd #4083591 | Trowse Newton, Norwich NR14 8TR, UK | NR14 8TR | Accounts | info@acecontractorsea.co.uk | +441603552477 | No map | |
| Owsthorpe Gate House | Owsthorpe Gate House #8873456 | Goole DN14 7QH, UK | DN14 7QH | Hisham | hy3hmn@hyms.ac.uk | +447855120731 | No map | |
| Barnack Estates 62393 | Marsh Industries Ltd #4083591 | Welbeck Way, Peterborough PE2 7WH, UK | PE2 7WH | Accounts | michael.farrant@barnack.com | +447464438260 | No map | |
| 19A The Cunnery | Kate Ferney #8872352 | 19A The Cunnery, Kirk Langley, Ashbourne DE6 4LP, UK | DE6 4LP | Kate Ferney | misskfernie@gmail.com | +447963850551 | No map | |
| Kineton High School, Banbury Road, Kineton, Warwick CV35 0JX | Mitchell Drainage & Environmental Solutions Ltd. #6719277 | Kineton High School, Banbury Road, Kineton, Warwick CV35 0JX | DE14 2UE | Phillip Wickes | lee@mitchelldrainage.co.uk | +447714798387 | No map | |
| Finedon SL LTD | Marsh Industries Ltd #4083591 | NN9 5GY | NN9 5GF | Accounts | vicky@whiteboxps.com | +441933426400 | No map | |
| Gatjar Ltd | Marsh Industries Ltd #4083591 | New Bond St, London W1S 1SB, UK | W1S 1SB | Accounts | lydia@drainfast.co.uk | +441420555600 | No map | |
| G. Farwell Ltd | G Farwell #8871781 | G. Farwell Ltd. Crabbswood Lane, Sway, Lymington, Hampshire, SO41 6EQ | SO41 6EQ | Adam | info@farwells.co.uk | +441590682527 | No map | |
| Khan & Co Ltd - 63546 | Marsh Industries Ltd #4083591 | Woodbridge Rd, Ipswich IP4 4PH, UK | IP4 4PH | Accounts | adam.s@colliercatchpole.co.uk | +441473689605 | No map | |
| Ipswich School, IP1 3SG | Ipswich School #8871598 | 25 Henley Rd, Ipswich IP1 3SG, UK | IP1 3SG | Patricia Mills | krw@ipswich.school | +447872419796 | No map | |
| Cedar House | Camion (Ns 1364) #3491761 | Tinkley Ln, Chesterfield S42 6AR, UK | S42 6AR | Sandra Bennet | sandra@camionuk.com | +447904104731 | No map | |
| The Septic Tank Store | The Septic Tank Store #8867224 | Crofts Barn, Epwell Rd, Banbury OX15 6LR, UK | OX15 6LR | Stephany | purchasing@theseptictankstore.co.uk | +441295236101 | No map | |
| BD Vacutainer Systems | DH Earthworks Ltd (NS) #8866936 | Belliver Way, Roborough, Plymouth PL6 7BP, UK | PL6 7BP | Darren | dhearthworks@gmail.com | +447771848795 | No map | |
| Wellbank House | Mr & Mrs C Holland #8864597 | Wellbank Garage, Well Bank Ln, Over Peover, Knutsford WA16 8UB, UK | WA16 8UB | Katie Holland | katiejholland@outlook.com | +447876254110 | No map | |
| Unit 4 | First Choice Drainage Solutions #5570086 | Unit 4, Kingston Farm, Matching Green, Harlow, Essex CM17 0RB, UK | CM17 0RB | James Ward | james@fcdrainagesolutions.co.uk | +447938677991 | No map | |
| Volkersfitzpatrick | Marsh Industries Ltd #4083591 | Bricket Wood, St Albans AL2 3ET, UK | AL2 3ET | Accounts | David.Nixon@volkerfitzpatrick.co.uk | +447392101919 | No map | |
| Neighbrook Manor House, GL56 9QP | Mid-Tech (Compressed Air) Ltd #3833859 | Blockley, Moreton-in-Marsh GL56 9QP, UK | GL56 9QP | Steve Hails | Steve@midtechcompressedair.co.uk | +441212752787 | No map | |
| T G Sowerby Developments Ltd, | Marsh Industries Ltd #4083591 | High St, Blyton, Gainsborough DN21 3JX, UK | DN21 3JX | Accounts | sophiem@mpcservices.co.uk | +447949946170 | No map | |
| 10 Clifford Road, WA5 2JR | Waterco #3836857 | 10 Clifford Road, Penketh, Warrington, Cheshire, WA5 2JR | WA5 2JR | Geoff Cox | geoffcoxservices@icloud.com | +447907062009 | No map | |
| Wilten Construction Ltd – Gillingham | Marsh Industries Ltd #4083591 | Gillingham SP8 5FB, UK | SP8 5FB | Accounts | jamesrich@wilten.co.uk | +447896966371 | No map | |
| Mike Fell Building LTD | Marsh Industries Ltd #4083591 | Cockermouth CA13 0RF, UK | CA13 0RF | Accounts | sophiem@mpcservices.co.uk | +447720887135 | No map | |
| Carterhouse | Carterhouse #8858373 | Jedburgh TD8 6PS, UK | TD8 6PS | Linda Stewart | lindaandgeoffrey@outlook.com | +447804922327 | No map | |
| East View Cottage | East View Cottage #8858096 | Wardlow, Buxton SK17 8RP, UK | SK17 8RP | Julia Smallbone | juliasmallbone@hotmail.com | +447444870638 | No map | |