3 Semple Street: plumbing, heating and air-conditioning companies
3 Semple Street has 1 plumbing, heating and air-conditioning companies (SIC 43220) and 0 electrical and other installation companies registered here (Companies House, 1 Sep 2026); 0 are MCS-certified for air-to-air yet. If the office is in EH3, summer 2026 had ≈0 nights above 18 °C there (below the 1991–2020 average of 0.2).
SIC 43220
Open a company
QWERTY 101 LTD, incorporated 2015, status Liquidation.
Plumbing, heating and air-conditioning companies
| Company | Incorporated | Status | District |
|---|---|---|---|
| QWERTY 101 LTD | 2015 | Liquidation | EH3 |
Electrical and other installation companies
| Company | SIC | Incorporated | Status | District |
|---|---|---|---|---|
| No SIC 43210 or 43290 company in this town | — | — | — | — |
Nearest plumbing companies within 25 km
610 plumbing companies (SIC 43220) have a registered office within 25 km. The nearest 10 are listed.
| Company | Number | District | Distance |
|---|---|---|---|
| PERFECT PLUMBING EDINBURGH LTD | SC399136 | EH3 | under 0.1 km |
| THE UNDERFLOOR HEATING COMPANY LONDON LIMITED | SC503707 | EH3 | under 0.1 km |
| MORTON HART LTD | SC516785 | EH3 | under 0.1 km |
| M&N PLUMBING & HEATING LTD | SC572704 | EH3 | under 0.1 km |
| CARILLION ENERGY SERVICES SCOTLAND LIMITED | SC102827 | EH3 | ≈0.2 km |
| DISTRICT ENERGY ABERDEEN LIMITED | SC458298 | EH3 | ≈0.2 km |
| RECIRC ENERGY LIMITED | SC644028 | EH3 | ≈0.2 km |
| LATHART LTD | SC832268 | EH3 | ≈0.3 km |
| BATHING MOBILITY ADVISORY SERVICE LIMITED | SC287903 | EH3 | ≈0.3 km |
| THE WEE BOILER COMPANY LIMITED | SC614277 | EH1 | ≈0.4 km |
Heat and planning around 3 Semple Street
In 3 Semple Street last summer (2026) there were ≈0 nights that stayed above 18 °C — below the 1991–2020 average of 0.2 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities). The figure is the household-weighted mean of 1 postcode districts where these offices are registered.
73% of sampled postcodes in 3 Semple Street sit in a conservation area (746 live postcodes across 1 districts).
In Scotland, Class 6H covers heating and hot water, and the noise comparison on this card is 42.0 dB(A) (Step 10, MCS 020).
Companies House snapshot 1 Sep 2026, retrieved 25 Sep 2026. The address shown is the registered office, not a verified operating base. This catalogue is a directory of incorporated businesses, not an exhaustive installer register. Hot nights: ERA5-ARCO, June–August, minimum at or above 18 °C, household-weighted across the districts where these offices are registered, retrieved 25 Sep 2026. Conservation-area share: sampled postcode points, snapshot 25 Sep 2026. Distances are an equirectangular approximation to 0.1 km.
Better than a town directory that only lists names: each plumbing company links to its Companies House record and the local hot-night count.