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GESTI LTD: plumbing, heating and air-conditioning company in Hitchin
GESTI LTD is an active limited company (no. 08110767), incorporated in 2012, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in SG5 (Hitchin), and 163 similar companies have a registered office within 10 km. If you need an MCS-certified air-to-air installer, MCS lists 0 installers certified for air-to-air heat pumps yet (checked 25 Sep 2026), so no company here can offer the £2,500 grant route today.
Active
Within 10 km
163 similar companies within 10 km. Hitchin
What homes around SG5 need
In SG5 last summer (2026) there were ≈9 nights that stayed above 18 °C — 6 times the 1991–2020 average of 1.5 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
20% of sampled postcodes in SG5 sit in a conservation area (on-record, 952 live postcodes).
In England an air-source heat pump on a house can be permitted development under Class G when the conditions hold, including the MCS 020a noise limit of 37.0 dB(A) (§3.2 Step 8).
Hot nights: ERA5-ARCO, June–August, minimum at or above 18 °C, 2026 against the 1991–2020 mean, retrieved 25 Sep 2026. Conservation-area share: sampled postcode points, snapshot 25 Sep 2026. Noise limit from the decision contract, checked 25 Sep 2026.
Nearest similar companies
| Company | Number | District | Distance |
|---|---|---|---|
| 3ACTIVE LIMITED | 04372808 | SG5 | ≈3.4 km |
| FIREPLACES & HEATING DIRECT LIMITED | 05025227 | SG5 | ≈3.4 km |
| M B HARRIS PLUMBING & HEATING LIMITED | 10685977 | SG5 | ≈3.4 km |
| INDUSTRIAL AIR CONDITIONING LIMITED | 00897469 | SG5 | ≈3.6 km |
| PRO BOILER CARE LIMITED | 13517836 | SG5 | ≈3.7 km |
| L H SOLUTIONS LTD | 06632412 | SG16 | ≈3.8 km |
| S.J. THOMPSON (BUILDERS) LIMITED | 03313092 | SG5 | ≈4.2 km |
| ATEC MECHANICAL SERVICES LTD | 11596780 | SG5 | ≈4.2 km |
| E&W SERVICES LTD | 12415277 | SG5 | ≈4.2 km |
| PICKLES PLUMBING LIMITED | 12773075 | SG16 | ≈4.4 km |
Company record
| Field | Value |
|---|---|
| Company number | 08110767 |
| Name | GESTI LTD |
| Status | Active |
| Incorporated | 19 Jun 2012 |
| SIC | 43220 · plumbing, heat and air-conditioning installation; 43210 · electrical installation; 71122 |
| Registered office postcode | SG5 3RB |
| Outcode | SG5 |
| Nation | England |
| Air-to-air signal | not yet observed, checked 25 Sep 2026 |
| F-Gas | not yet observed, checked 25 Sep 2026 |
| MCS air-to-air | not yet observed, checked 25 Sep 2026 |
| Retrieved | 25 Sep 2026 |
| Dataset | https://download.companieshouse.gov.uk/BasicCompanyDataAsOneFile-2026-09-01.zip |
| Companies House page | Company 08110767 |
Companies House record: GESTI LTD, company 08110767, status Active, 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. Snapshot 1 Sep 2026, retrieved 25 Sep 2026. The 10 km count is equirectangular to 0.1 km. MCS air-to-air confirmed in this catalogue: 0, checked 25 Sep 2026.
Better than a reviews catalogue: the Companies House record, the district hot-night count and the MCS air-to-air observation are on one page.