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H&Q CONSULTANTS LTD: plumbing, heating and air-conditioning company in Hitchin
H&Q CONSULTANTS LTD is an active limited company (no. 15147874), incorporated in 2023, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in SG4 (Hitchin), and 235 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
235 similar companies within 10 km. Hitchin
What homes around SG4 need
In SG4 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).
17% of sampled postcodes in SG4 sit in a conservation area (on-record, 905 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 |
|---|---|---|---|
| HERTS PLUMBING LIMITED | 08250337 | SG4 | ≈0.7 km |
| FINCH PROPERTY SOLUTIONS LIMITED | 16253092 | SG4 | ≈0.7 km |
| VISICK PLUMBING AND HEATING LIMITED | 06829145 | SG4 | ≈1.1 km |
| PLUMB N GO LTD | 07138763 | SG4 | ≈1.1 km |
| J D HEATING & PLUMBING SERVICES LIMITED | 09734519 | SG4 | ≈1.1 km |
| C HOBBS PLUMBING AND HEATING LTD | 10761122 | SG4 | ≈1.1 km |
| CLIMECH LIMITED | 11812214 | SG4 | ≈1.1 km |
| ECOMFORT HEATING LIMITED | 11836833 | SG4 | ≈1.1 km |
| BROOK VIEW PLUMBING AND PROPERTY SERVICES LIMITED | 12667445 | SG4 | ≈1.1 km |
| BUILD COMPLETE LTD | 16522063 | SG4 | ≈1.1 km |
Company record
| Field | Value |
|---|---|
| Company number | 15147874 |
| Name | H&Q CONSULTANTS LTD |
| Status | Active |
| Incorporated | 19 Sep 2023 |
| SIC | 43220 · plumbing, heat and air-conditioning installation; 43290 · other construction installation |
| Registered office postcode | SG4 9LY |
| Outcode | SG4 |
| 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 15147874 |
Companies House record: H&Q CONSULTANTS LTD, company 15147874, 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.