| Carter Jonas93 High Street, Marlborough, SN8 1HD | Windsor Clive InternationalBalak Estate Office, Marridge Hill, Ramsbury, Marlborough, SN8 2HG | |
|---|---|---|
| Register score (out of 100) | 71 | 56 |
| Data coverage | 25% | 25% |
| Rank in town | 2nd | 4th |
| Homes for sale | 6 | 2 |
| Median asking price | — | — |
| Median days on market | — | — |
| Price achieved v asking | — | — |
| Blended review rating | — | — |
| Reviews counted | — | — |
| Years trading | 23 | 40 |
| Offices under the brand | 33 | 1 |
| Group or network | Independent | Independent |
| Companies House | OC304417 | 01993464 |
Highlighted cells show the stronger figure where both agents have data. Each figure carries the same source and date as on the agents’ own pages. Method
Carter Jonas
Carter Jonas is an estate and letting agent based at 93 High Street, Marlborough, SN8 1HD. The business trades from 33 offices under the same website (carterjonas.co.uk). The registered business name is Carter Jonas LLP. Companies House number OC304417. It has been trading since 2003-04-11. It belongs to The Property Ombudsman redress scheme. On the UK Agent Register score it ranks 2nd of 8 estate agent offices in Marlborough and 16th of 68 in Wiltshire (2026-10-17).
In 2025 our market records place Carter Jonas in 2 local agent league tables on 3 occasions. At its best it ranked 2nd of 17 agents in SN9 (January 2025), with 9 homes for sale of 71 in the area (13% share). In the most recent capture (August 2025) it was 4th of 15 in SN9 with 6 homes, a 8% share.
Windsor Clive International
Windsor Clive International is an estate agent based at Balak Estate Office, Marridge Hill, Ramsbury, Marlborough, SN8 2HG. It is an independent, single-office business on our register. The registered business name is Windsor Clive International Limited. Companies House number 01993464. It has been trading since 1986-02-28. It belongs to The Property Ombudsman redress scheme. On the UK Agent Register score it ranks 4th of 8 estate agent offices in Marlborough and 30th of 68 in Wiltshire (2026-10-17).
In 2024 our market records place Windsor Clive International in 1 local agent league table on 1 occasions. At its best it ranked 15th of 20+ agents in RG17 (December 2024), with 2 homes for sale of 121 in the area (2% share). In the most recent capture (December 2024) it was 15th of 20+ in RG17 with 2 homes, a 2% share.