Overview
Robert Holder -Mainstreet Property Services Ltd is a letting agent based at 14 High Street, Newbridge, NP11 4EZ. The business trades from 2 offices under the same website (robertholder.wales). The registered business name is Mainstreet Property Services Limited. Companies House number 05139569. It has been trading since 2004-05-27. It belongs to The Property Ombudsman redress scheme.
Homes in the NP11 postcode district sold for a median £170,000 across 358 sales in the last 12 months. Across Caerphilly the average price is £197,542 (July 2026), +67.0% over ten years and 5.5× its January 1995 level. Since 1995 the median sold price in NP11 has moved from £35,000 to £173,000 across 14,819 recorded sales. 12 estate and letting agent offices on the register are based in NP11.
Market position and ranking
No league history on record yet
This branch does not appear in the register’s historical town league tables. Its position will build up from our own daily reading of agents’ websites.
Stock on the market
Stock breakdown coming
Homes for sale by price, bedrooms, property type, time on the market and postcode appear here once our crawler has read robertholder.wales. Agents can speed this up by claiming the profile.
Sales performance
Asking price achieved and time to sell
We match each home an agent lists to its HM Land Registry completion to measure the price achieved against asking and the time from listing to completion. Results appear here once enough of this branch’s listings have completed, usually three to six months after we first read its website.
Reviews
Reviews left on Find a Local Agent
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Online presence
Profiles are found by reading the links on the agent’s own website. Follower counts and posting activity will be added as they are collected.
The local market
Average prices across Caerphilly since January 1995, and what has sold in NP11 in the last year. Caerphilly averages £197,542 in July 2026, +25.1% over five years and +67.0% over ten.
Average house price, Caerphilly
UK House Price Index, monthly
Homes sold each year, Caerphilly
Completed sales recorded in the House Price Index
Sold prices in NP11 since 1995
Median price each year by property type, HM Land Registry
Homes sold each year in NP11
14,819 completed sales since 1995
Sales per month in NP11
HM Land Registry completions, last 12 months
What sold in NP11
Completions by property type, last 12 months
| Median sold price, NP11 | £170,000 | Sales, last 12 months | 358 |
|---|---|---|---|
| Detached | £315,000 | Semi-detached | £187,900 |
| Terraced | £159,000 | Flat | £95,000 |
Other agents in NP11
| Office | Type and group | Homes for sale |
|---|---|---|
| Wayman Schwartz Estate Agents | Estate agentIndependent | 31today |
| flying keys ltd | Letting agentIndependent | 1recorded 2021 |
| Chris Abraham Estate Agents, Powered by eXp UK | Estate agent (self-employed, network)eXp UK (self-employed network) | 0today |
| Topaz Investment Group Ltd | Estate and letting agentIndependent | 0today |
| Davis and Sons | Estate and letting agentIndependent | — |
| LW Property Management Services Ltd | Letting agentIndependent | — |
| Og23 properties ltd | Letting agentIndependent | — |
| Parkmans & Aktons | Estate and letting agentIndependent | — |
| Robert Holder Independent Estate Agents | Estate and letting agentIndependent | — |
| Roberts & Co | Estate agentIndependent | — |
| Sage & Co Property Agents | Estate and letting agentIndependent | — |
All agents in Caerphilly · Demographics and area data on Property Data
Other Robert offices
1 other office share the website robertholder.wales.
- Robert Holder Independent Estate AgentsCaerphilly NP11 4PT
Company history
- Company Directors Limited appointed corporate nominee director
- Company Directors Limited resigned
- Holder, Josie Ann appointed secretary
- Holder, Robert John appointed director
- Incorporated as Mainstreet Property Services Limited (Companies House 05139569)
- Temple Secretaries Limited appointed corporate nominee secretary
- Temple Secretaries Limited resigned
- Holder, Josie Ann resigned
Officers
| Name | Role | Appointed | Resigned |
|---|---|---|---|
| Holder, Robert John | director | 2004-05-27 | |
| Company Directors Limited | corporate nominee director | 2004-05-27 | 2004-05-27 |
| Holder, Josie Ann | secretary | 2004-05-27 | 2019-09-10 |
| Temple Secretaries Limited | corporate nominee secretary | 2004-05-27 | 2004-05-27 |
Source: Companies House, company 05139569; Find a Local Agent historical market records.
Questions and answers
How long has Robert Holder -Mainstreet Property Services Ltd been trading?
Since 2004-05-27, about 22 years.
Which redress scheme is Robert Holder -Mainstreet Property Services Ltd a member of?
The Property Ombudsman.
What do homes sell for near Robert Holder -Mainstreet Property Services Ltd?
A median £170,000 in NP11 over the last 12 months (HM Land Registry, 358 sales).
Sources and freshness
| Source | Coverage |
|---|---|
| HM Land Registry Price Paid Data, full history (OGL) | NP11, 1995 to 2026, 14,819 sales |
| UK House Price Index, HM Land Registry (OGL) | Caerphilly, January 1995 to July 2026 |
| HM Land Registry Price Paid Data (OGL) | NP11, last 12 months |
| Companies House (free company data product) | 05139569, Active |
| The Property Ombudsman and Property Redress Scheme registers | Office details, February 2026 |
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