SPS has served many clients in both the public and the private sectors and has carried out assignments which have made a significant difference to these organisations. A selection of some of our past achievements is summarised in the Case Studies section.
Current and previous clients include
| ABS (formerly COA Solutions) | Hertfordshire County Council | Shropshire County Council |
| Airbus | Improvement East | Smartwater Technology Ltd |
| BDO | LB Camden | Somerset County Council |
| Borough of Poole | LB Enfield | SOPO |
| Braintree District Council | LB Hackney | Southend Borough Council |
| Bracknell Forest Council | LB Hammersmith & Fultham | South Derbyshire District Council |
| Bridgend County Borough Council | LB Harrow | South Somerset District Council |
| Broxbourne District Council | LB Islington | St Andrew's Group of Hospitals |
| Buckinghamshire County Council | LB Redbridge | St Edmundsbury District Council |
| Capital Ambition | LB Waltham Forest | Stirling Council |
| Capital One | London Centre of Excellence | Suffolk County Council |
| Castle Point District Council | Netstore plc (now 2e2 | Taunton Deane Borough Council |
| Chartered Institute of Purchasing and Supply | Northampton Police Authority | Telford and Wrekin Council |
| Clackmannanshire Council | North London Strategic Alliance | Tendring District Council |
| Coding International Ltd | North West Centre of Excellence | Trucost |
| Colchester Borough Council | Office Depot | Uttlesford District Council |
| Companies House | Procurement Agency for Essex | Wear Valley District Council |
| Essex County Council | RB Kensington and Chelsea | Wrexham County Borough Council |