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MARSH AND HUMPHREY LTD: plumbing, heating and air-conditioning company in Norwich
MARSH AND HUMPHREY LTD is an active limited company (no. 15881536), incorporated in 2024, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in NR8 (Norwich), and 224 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
224 similar companies within 10 km. Norwich
What homes around NR8 need
In NR8 last summer (2026) there were ≈10 nights that stayed above 18 °C — 6 times the 1991–2020 average of 1.8 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
1% of sampled postcodes in NR8 sit in a conservation area (on-record, 485 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 |
|---|---|---|---|
| DLN ELECTRICAL SERVICES LTD | 15346486 | NR8 | ≈1.4 km |
| MJ PEACHMENT LIMITED | 10414871 | NR8 | ≈1.7 km |
| FACILITY SERVICING GROUP LTD | 13654497 | NR8 | ≈1.7 km |
| ABSOLUTE HOME SOLUTIONS LIMITED | 05842557 | NR8 | ≈2.2 km |
| GMD BOILER SERVICES LTD. | 08441476 | NR8 | ≈2.3 km |
| JNL RENEWABLES LTD | 15947944 | NR8 | ≈2.5 km |
| P J PLUMBING HEATING & MAINTENANCE LIMITED | 04875314 | NR8 | ≈2.6 km |
| NORWICH PLUMBING & HEATING LTD | 16056990 | NR5 | ≈2.9 km |
| GAS, PLUMBING & ELECTRICAL ENGINEERING LIMITED | 09994177 | NR5 | ≈2.9 km |
| FISHERBULLEN LIMITED | 00381800 | NR8 | ≈3.0 km |
Company record
| Field | Value |
|---|---|
| Company number | 15881536 |
| Name | MARSH AND HUMPHREY LTD |
| Status | Active |
| Incorporated | 6 Aug 2024 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | NR8 5BG |
| Outcode | NR8 |
| 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 15881536 |
Companies House record: MARSH AND HUMPHREY LTD, company 15881536, 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.