| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| A D PLANT HIRE LIMITED | 06324349 | 07/06/2016 | Bronze |
| APPLEBRIDGE CIVILS LIMITED | 15560093 | 13/03/2024 | Amber |
| APPLEBRIDGE CONSTRUCTION LIMITED | 08732701 | 14/10/2014 | Silver |
| APPLEBRIDGE CONSULTING LLP | OC424657 | 30/10/2018 | Bronze |
| APPLEBRIDGE FAMILY LIMITED | 16109010 | 29/11/2024 | Amber |
| APPLEBRIDGE GEOENVIRONMENTAL LTD | 14788917 | 10/04/2023 | Amber |
| APPLEBRIDGE INVESTMENTS | 12532850 | 24/03/2020 | Bronze |
| APPLEBRIDGE UTILITIES LIMITED | 13436554 | 03/06/2021 | Bronze |
| AVG HOLDINGS (CLEVELAND) LIMITED | 09343726 | 07/04/2017 | Dissolved |
| AVG POWER LIMITED | 09266503 | 07/04/2017 | Dissolved |
| BIOPOWER HOLDINGS LIMITED | 10203832 | 23/02/2017 | Dissolved |
| DHIC LTD | 16107902 | 28/11/2024 | Amber |
| DJH HOLDINGS (NE) LIMITED | 07889567 | 21/12/2011 | Dissolved |
| DJH HOLDINGS (UK) LIMITED | 07869106 | 02/12/2011 | Dissolved |
| DURHAM TEES VALLEY PLANT SERVICES LIMITED | 09497338 | 19/03/2015 | Dissolved |
| DURHAM TEES VALLEY TRAINING SOLUTIONS COMMUNITY INTEREST COMPANY | 09565569 | 28/04/2015 | Dissolved |
| ENDEAVOUR 160 LIMITED | 15268282 | 08/11/2023 | Bronze |
| J. HUGHES CONSTRUCTION LIMITED | 02813295 | 01/04/2006 | Dissolved |
| METIS CONSTRUCTION LIMITED | 08915381 | 16/06/2014 | Not Trading |
| P HUGHES PROPERTY LTD | NI610601 | 19/12/2017 | Bronze |
| RHINO CRUSHING AND SCREENING LIMITED | 09878039 | 18/11/2015 | Dissolved |
| UNIQUE DEVELOPERS LIMITED | 03989594 | 01/09/2002 | Dissolved |
| ZTL CONTRACTING LTD | 09834891 | 10/03/2020 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| A D PLANT HIRE LIMITED | 06324349 | 25/07/2007 | 27/11/2013 | Bronze |
| AVG IMPERIAL LTD | 09347372 | 07/04/2017 | 19/02/2020 | Silver |
| BIOPOWER (HARTLEPOOL) LIMITED | 10203628 | 23/02/2017 | 19/02/2020 | Silver |
| BIOPOWER GROUP LIMITED | 10201685 | 23/02/2017 | 10/07/2021 | Dissolved |
| D&F SOLUTIONS (HOLDINGS) LIMITED | 10556554 | 06/11/2018 | 24/03/2023 | Dissolved |
| D&F SOLUTIONS LIMITED | 10520146 | 12/12/2016 | 19/09/2020 | Bronze |
| DURHAM TEES VALLEY TRAINING SERVICES LIMITED | 09497437 | 04/10/2016 | 18/09/2019 | Dissolved |
| GENERATE UPCYCLE SERVICES UK LIMITED | 11096762 | 05/12/2017 | 25/03/2023 | Amber |
| GEOCAST LTD | 12478635 | 11/03/2022 | 06/04/2023 | Gold |
| GWENTWOOD PROPERTIES LIMITED | NI062881 | 05/02/2007 | 20/05/2021 | One Red Flag |
| NDL SURFACING (NORTH EAST) LIMITED | 08766708 | 07/11/2013 | 02/12/2013 | Dissolved |
| NDL SURFACING LIMITED | 06225233 | 18/11/2010 | 27/11/2013 | Dissolved |
| PADDYWACK PAYDAY LOANS LIMITED | 08665748 | 28/08/2013 | 08/11/2013 | Dissolved |
| RETAINING (UK) LIMITED | 10321934 | 22/09/2020 | 06/04/2023 | Bronze |
| RETAINING HOLDINGS LIMITED | 13570846 | 17/08/2021 | 06/04/2023 | Amber |
| TARCON LIMITED | 08412452 | 20/02/2013 | 03/05/2017 | Amber |
| WIGHT FARM ENERGY SERVICES LIMITED | 11422667 | 19/06/2018 | 19/06/2018 | Bronze |