The Sigma Trust
The Sigma Trust is an academy trust running 12 schools (8 secondary and 4 primary) in Essex.
Of its 5 schools with a graded Ofsted inspection, 80% are rated Good or Outstanding (4 good, 1 requires improvement).
1 of its schools have been inspected under Ofsted's new report cards: 0 of their 6 graded areas were strong or exceptional, and 6 need attention or urgent improvement.
Across the trust's secondary schools, pupils averaged an Attainment 8 score of 42.9 in 2023/24, with a Progress 8 score of -0.21 (zero is the national average).
Across its primary schools, 43% of Year 6 pupils met the expected standard in reading, writing and maths in 2023/24.
The trust is registered at Companies House as company 07926573, incorporated in 2012.
Sources: DfE GIAS and performance data, Ofsted, Companies House.
Schools in The Sigma Trust
| School | Phase | Area | Inspection | Results |
|---|---|---|---|---|
| Alton Park Junior School | Primary | Clacton-on-Sea | Requires improvement (2024) | KS2 55% |
| Clacton County High School | Secondary | Clacton-on-Sea | - | A8 38.6 |
| Colne Community School | Secondary | Colchester | - | A8 43.0 |
| Harwich and Dovercourt High School | Secondary | Harwich | Report card: 0/6 strong, 6 need attention | A8 37.6 |
| Holland Park Primary School | Primary | Clacton-on-Sea | Good (2024) | KS2 71% |
| Monkwick Infant and Nursery School | Primary | Colchester | - | - |
| Monkwick Junior School | Primary | Colchester | - | KS2 66% |
| Paxman Academy | Secondary | Colchester | Good (2024) | A8 41.3 |
| Philip Morant School and College | Secondary | Colchester | Good (2023) | A8 44.5 |
| St Helena School | Secondary | Colchester | Good (2024) | A8 46.0 |
| The Stanway School | Secondary | Colchester | - | A8 48.2 |
| The Thomas Lord Audley School | Secondary | Colchester | - | A8 42.3 |
Results are each school's latest: Attainment 8 for secondaries, KS2 reading and maths expected standard for primaries. The average state school in England scored 46.8 and 76% in 2025.