JM
John McGuinness Roofing Contractors Ltd
John McGuinness Roofing Contractors Ltd is a UK limited company, based in Wickford, incorporated in 1997. Has won 4 UK public-sector contracts worth £2.2m across 3 buyers, primarily London Borough of Hillingdon.
Active contracts
3
no new awards in 30d
Contracted (12m)
—
▼ 100% vs prior 12m
Public buyers
3
stable this month
Top buyer share
73%
London Borough of Hillingdon
Buyer concentration
Each block sized by share of total award value. A dominant block signals dependency on one buyer.
Severe concentration. Top buyer alone = 73% of revenue.
London Borough of Hillingdon
£1.6m
73%Islington Council
£590k
27%Epping Forest District Council
—
0%Contracts won · 4 total · 3 active · 1 expired
Every contract award published under the Procurement Act.
| Title | Buyer | Award type | Value | Awarded | Status |
|---|---|---|---|---|---|
| Roofing repairs services to housing properties - London Borough of Hillingdon | London Borough of Hillingdon | Direct contract | £1.6m | 18 Dec 2018 | expired |
| 2223-0413 Roofing Repairs and Maintenance Works (with Provision of Scaffolding) | Islington Council | Shared contract | £590k lot total · 4 suppliers | 11 Mar 2025 | active |
| 2223-0413 Roofing Repairs and Maintenance Works (with Provision of Scaffolding) | Islington Council | Shared contract | — lot total · 4 suppliers | — | active |
| Provision of Repairs and Maintenance | Epping Forest District Council | Shared contract | — lot total · 65 suppliers | — | active |