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Derby: plumbing, heating and air-conditioning companies

Derby has 233 plumbing, heating and air-conditioning companies (SIC 43220) and 350 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 DE23, summer 2026 had ≈4 nights above 18 °C there (9 times the 1991–2020 average of 0.4).

SIC 43220

Open a company

A M PLUMBING & DRAINAGE LIMITED, incorporated 2026, status Active.

Postcode districts

12 postcode districts in Derby. Each link lists every registered office in that district.
DistrictSIC 43220SIC 43210 and 43290
DE23 58 58
DE24 38 54
DE21 37 72
DE1 32 57
DE22 23 39
DE3 16 17
DE65 10 16
DE72 6 17
DE73 6 11
DE74 5 5
DE56 1 3
DE55 0 1

Plumbing, heating and air-conditioning companies

Showing 200 of 233 SIC 43220 companies. Active offices nearest the town centre come first.
CompanyIncorporatedStatusDistrict
TITAN TRADERS LIMITED 2019 Active DE1
EXCITE CROMWELL LTD 2022 Active DE23
A M PLUMBING & DRAINAGE LIMITED 2026 Active DE23
DERBY MAINTENANCE LTD 2020 Active DE23
SAFER PLUMBING & HEATING LTD 2025 Active DE23
M-TECH GAS AND PLUMBING LTD 2025 Active DE23
AEG ENERGY LTD 2022 Active DE23
SPEEDY HEAT (MIDLANDS) LTD 2025 Active DE1
BOILER BEAVERS LIMITED 2025 Active DE1
DRIP DOCTOR LIMITED 2025 Active DE23
EAST MIDLANDS PLUMBING 24/7 LIMITED 2025 Active DE23
FAST EMERGENCY PLUMBER LTD 2026 Active DE23
ALL AIR COOLING AIR CONDITIONING LIMITED 2020 Active DE1
HOPE PLUMBING AND HEATING SERVICES LIMITED 2003 Active DE1
S-COMPLEX LTD 2014 Active DE24
SMART HEAT SYSTEMS LTD 2026 Active DE23
HEATWAVE PLUMBING SERVICES LTD 2021 Active DE23
DERBY PLUMBING & GAS SERVICES LIMITED 2019 Active DE23
THE BOILER & TAP CO. LTD 2025 Active DE23
DERBY BATHROOM & HEATING LTD 2017 Active DE23
A WRIGHT PLUMBING & HEATING SERVICES LIMITED 2014 Active DE23
AT SERVICES (NOTTINGHAM) LIMITED 2003 Active DE23
DRAINAGE EMERGENCY LTD 2023 Active DE23
HAWTHORNE CONSTRUCTION LTD 2017 Active DE23
MELBOURNE PLUMBING & BATHROOMS LIMITED 2014 Active DE23
MILAFRED LIMITED 2024 Active DE23
MJA HEATING SERVICES LIMITED 2011 Active DE23
OAKWOOD STOVES & FIREPLACE INSTALLATIONS LIMITED 2008 Active DE23
PHOENIX HEATING & PLUMBING SERVICES LTD 2019 Active DE23
PHOENIX PLUMBING & HEATING LIMITED 2026 Active DE23
PROFILE DESIGN & CONSTRUCTION LIMITED 2003 Active DE23
QUARNDON PLUMBING LTD 2026 Active DE23
R & D PLUMBING,HEATING & GAS SERVICES LIMITED 2022 Active DE23
WRIGHT-SHAW UTILITIES LIMITED 2022 Active DE23
24 HOUR EMERGENCY PLUMBER LTD 2026 Active DE23
BOILER REPAIR EXPERTS LIMITED 2025 Active DE23
ELITE PLUMBING SPECIALISTS LIMITED 2026 Active DE23
PLUMBING SOLUTIONS EXPERTS LTD 2025 Active DE23
PRESTIGE PLUMBING & GAS LTD 2025 Active DE23
MPS GROUP SERVICES LTD 2022 Active DE24
IH BUILDING WORKS LTD 2025 Active DE23
PENTAGON CONSTRUCTION GROUP LIMITED 2024 Active DE23
AURA (UK) LTD 2014 Active DE24
HERITAGE PLUMBING & HEATING (DERBY) LIMITED 2009 Active DE24
BLUEWAVE MAINTENANCE LTD 2019 Active DE22
BLUE MECHANICAL & ELECTRICAL LTD 2024 Active DE24
DERBY AIR CONDITIONING LIMITED 2015 Active DE24
J.P INTERIORS (CHESTERFIELD) LTD 2022 Active DE1
PRA & GRA LTD 2026 Active DE22
INTEGRAL MEP LIMITED 2017 Active DE22
EJH BUILDERS LIMITED 2025 Active DE23
NEIL HAYWOOD PLUMBING & HEATING LIMITED 2015 Active DE1
ADS PLUMBING & HEATING LTD 2009 Active DE1
CHJ SERVICE & MAINTENANCE LTD 2005 Active DE1
GREEN VISION ENERGY LIMITED 2011 Active DE1
RENEWABLE HEAT (UK) LTD 2010 Active DE1
ULTIMATE HEATING SOLUTIONS LIMITED 2022 Active DE1
YOUR BOILER LTD 2013 Active DE1
TRADE APPROVED PLUMBING SERVICES LTD 2014 Active DE22
A&S MECHANICAL LIMITED 2005 Active DE24
MS O’BRIEN HOLDINGS LIMITED 2022 Active DE24
S O'BRIEN HEATING SOLUTIONS LIMITED 2012 Active DE24
KINASE CONSULTING LIMITED 2014 Active DE1
HEAT WISELY LTD 2025 Active DE23
HOMELY HEATING GROUP LTD 2023 Active DE24
MDA PLUMBING LIMITED 2018 Active DE24
MIDLAND PLUMBING & GAS LTD 2026 Active DE1
STANDARD PLUMBING HEATING SOLUTIONS LTD 2024 Active DE23
EKAP ENERGY SOLUTIONS LTD 2025 Active DE24
LIVE SOLAR LTD 2024 Active DE1
COUNTY GAS AND HEATING LTD 2024 Active DE1
ELITE PROPERTY MAINTENANCE DERBY LTD 2025 Active DE1
MATTE INTERIORS LIMITED 2017 Active DE1
NRS GAS LTD 2023 Active DE1
RMS GAS LIMITED 2025 Active DE1
SCOTT THE GASMAN LTD 2020 Active DE1
GASMATT PRO LTD 2026 Active DE1
PROFIX CREW LIMITED 2026 Active DE24
MAINLINE PLUMBING & HEATING LTD 2020 Active DE23
FLOW STANDARD LTD 2026 Active DE23
ROWNEY CONSTRUCTION LIMITED 2022 Active DE1
PRIDE PLUMBING SERVICES LIMITED 2005 Active DE1
SAMM HOME IMPROVEMENTS LTD 2023 Active DE24
KP SPECIALIST LTD 2021 Active DE21
ZKSS LTD 2025 Active DE24
RJB PLUMBING & HEATING SOLUTIONS LTD. 2016 Active DE21
RST SOLUTIONS LTD 2024 Active DE22
TK CONTRACTORS LIMITED 2012 Active DE22
RML PLUMBING AND HEATING LIMITED 2020 Active DE24
GIFFORD GROUP LTD 2023 Active DE22
GIFFORD PLUMBING SOLUTIONS LIMITED 2021 Active DE22
R&M (MIDLANDS) LTD 2021 Active DE22
FIRST 4 GAS LIMITED 2017 Active DE1
PRIDE PLUMBING, HEATING AND BUILDING LIMITED 2015 Active DE24
BIDDLESTONE LTD 2025 Active DE23
CHRIS THORNTON PLUMBING LIMITED 2003 Active DE23
ENGINEER FLOW LIMITED 2026 Active DE24
SAFE HOMES GAS SOLUTIONS LTD 2023 Active DE24
A SHERRATT PLUMBING LIMITED 2018 Active DE22
MGS PLUMBING & GAS LTD 2019 Active DE21
GRAHAM MEDCALF HEATING AND PLUMBING LIMITED 2013 Active DE21
LULU MECHANICAL LIMITED 2018 Active DE23
A.1.S. PLUMBING & HEATING SERVICES LTD 2013 Active DE21
GAS SOLUTION SERVICES LTD 2025 Active DE21
KMW SERVICES LTD 2026 Active DE21
DP PIPEWORK SERVICES LIMITED 2007 Active DE21
KNOWLE ENGINEERING LTD 2016 Active DE21
MORLEY PLUMBING SERVICES LIMITED 2015 Active DE21
SMITHS INTERNATIONAL PLUMBING & HEATING LTD. 1995 Active DE21
P & H PLUMBING AND HEATING LIMITED 2023 Active DE22
PHD DERBYSHIRE LTD 2016 Active DE22
ON TAP HEATING LTD 2022 Active DE23
LEGACY PIPEWORK & WELDING LTD 2025 Active DE24
SERENITY BATHROOMS (DERBY) LIMITED 2017 Active DE24
CJG PLUMBING & HEATING LTD 2023 Active DE24
KULAR GAS & HEATING LIMITED 2017 Active DE23
APB PLUMBING & GAS LIMITED 2024 Active DE24
GOLDEN NEBULA LTD 2013 Active DE21
MGB BUILDING SOLUTIONS LTD 2024 Active DE21
ABBEY GAS SERVICES (DERBY) LTD 2004 Active DE22
DERWENT DUCTING LIMITED 2017 Active DE22
FH HEATING SERVICES LTD 2025 Active DE24
KSG HEATING & PLUMBING LTD 2022 Active DE3
RB PLUMBING & TILING LTD 2026 Active DE24
PRESTIGE BATHROOMS DERBY LTD 2022 Active DE22
JBP PLUMBING AND HEATING LTD 2016 Active DE3
LENNIES PLUMBING & HEATING SERVICES LIMITED 2026 Active DE21
WP VTECH LTD 2020 Active DE22
P. O. PLUMBING SERVICES LIMITED 2003 Active DE24
P M CORBETT LIMITED 2001 Active DE24
STEVE TROWER PLUMBING & HEATING LIMITED 2003 Active DE3
AJM HEATING & SOLAR LIMITED 2014 Active DE3
CONDUCTION (UK) LTD 2003 Active DE3
BETTER HOMES & ADAPTATIONS LTD 2026 Active DE21
ROSS BIRKS PLUMBING AND HEATING LIMITED 2020 Active DE24
SER PLUMBING LIMITED 2002 Active DE21
BBK LIMITED 2026 Active DE21
S&M COMMERCIAL DUCTWORK INSTALLATION LTD 2023 Active DE22
MIDLAND PLUMBING AND HEATING SERVICES LIMITED 2016 Active DE22
O'NEILL PIPEWORK SOLUTIONS LTD 2014 Active DE3
HEATFLOWTECH LTD 2024 Active DE21
YJ GAS SOLUTIONS LTD 2026 Active DE24
HOME HEATING EXPERTS LTD 2025 Active DE24
SPEEDY UNDERFLOOR HEATING LTD 2026 Active DE24
M H PLUMBING DERBY LTD 2026 Active DE21
BOILER BOSS LTD 2011 Active DE23
TGH HEATING LTD 2024 Active DE3
BOILER REPAIR PRO LTD 2025 Active DE3
CHESTNUT HEATING LTD 2025 Active DE3
HORIZON PLUMBING AND HEATING SERVICES LIMITED 2011 Active DE73
MURFINS PLUMBING AND HEATING LTD 2016 Active DE22
CDM PROPERTY IMPROVEMENTS LTD 2014 Active DE22
SAFE HEATING SOLUTIONS LTD 2022 Active DE21
HOUSE SERVICES (DERBY) LIMITED 2012 Active DE24
RAPID SEAL LIMITED 2025 Active DE23
PCP 27 LIMITED 2007 Active DE21
BANSALS PLUMBING AND HEATING LTD 2021 Active DE23
CLARKE'S PLUMBING & HEATING LTD 2018 Active DE21
MB HEATING AND PLUMBING LIMITED 2023 Active DE24
MB REACTIVE MAINTENANCE LIMITED 2026 Active DE24
AUSTIN & BRYANT PLUMBING LTD 2025 Active DE21
AWP PLUMBING & HEATING LTD 2015 Active DE21
DCR MECHANICAL SERVICES LTD 2014 Active DE21
ELITE HEAT SERVICES LIMITED 2015 Active DE21
J & D PLUMBING AND HEATING SERVICES LTD 2026 Active DE21
MJS PLUMBING & HEATING (CHESHUNT) LIMITED 2024 Active DE21
OSPREY MECHANICAL SERVICES LTD 2014 Active DE21
PUREFLOW SERVICES LIMITED 2017 Active DE21
RJM HEATING PLUMBING & GAS SERVICES LIMITED 2008 Active DE3
KEDLESTON LTD 2004 Active DE22
AC AZURE MANAGEMENT LTD 2023 Active DE21
JJL MECHANICALS LTD 2019 Active DE73
KOOL-FIX LIMITED 2012 Active DE3
MERCURY PLUMBING & HEATING LIMITED 2008 Active DE3
J MAX GAS & PLUMBING LTD 2019 Active DE3
BAIZTECH LIMITED 2022 Active DE21
C WILTON LTD 2025 Active DE21
THE THERMAL HEAT COMPANY LTD 2024 Active DE21
UTILITY DATA COMMUNICATIONS LTD 2026 Active DE21
DOUG HEYS GAS ENGINEER LIMITED 2002 Active DE3
CHELLASTON RENEWABLES LIMITED 2021 Active DE73
GATTZBEE PLUMBING & HEATING LTD 2013 Active DE3
J&L HEATING LTD 2019 Active DE72
BATECOOL REFRIGERATION LIMITED 1998 Active DE65
STH MECHANICAL LTD 2019 Active DE72
P.M. MECHANICAL LIMITED 2001 Active DE65
LOW CLIMATE CONTROL LTD 2020 Active DE72
BIRCHFIELDS HEATING SERVICE LIMITED 1962 Active DE65
PEAK PLUMBING LIMITED 2009 Active DE65
GEJM LTD 2018 Active DE65
G K PLUMBING SERVICES LIMITED 2013 Active DE72
LEAKYS EVENT WATER SOLUTIONS LTD 2023 Active DE73
PRESTIGE ONSITE PLUMBING SERVICES LIMITED 2025 Active DE73
JCL PLUMBING & HEATING (DERBY) LTD 2015 Active DE65
HEATING CARE PRO LTD 2025 Active DE74
FLOW POWER SOLUTIONS LIMITED 2019 Active DE74
I FIND LEAKS LIMITED 2022 Active DE65
LSW MECHANICAL SERVICES LIMITED 2016 Active DE72
JR PLUMBING & HEATING (MIDLANDS) LIMITED 2015 Active DE65
PLUMBWERX LTD 2024 Active DE65

Electrical and other installation companies

Showing 100 of 350 electrical and other installation companies. Active offices nearest the town centre come first. No profile page for this SIC class.
CompanySICIncorporatedStatusDistrict
ECO GREEN MIDLAND LTD 43290 · other construction installation 2026 Active DE23
DERBYSHIRE DRIVEWAYS LIMITED 43290 · other construction installation 2025 Active DE23
PATTERNSTONE DRIVEWAYS LTD 43290 · other construction installation 2022 Active DE23
DERBY PRIME ELECTRICAL LTD 43210 · electrical installation 2026 Active DE23
HL PROPERTY RENOVATIONS LTD 43290 · other construction installation 2015 Active DE1
MAM SERVICES DERBY LTD 43210 · electrical installation; 43390 2022 Active DE1
MOSELEY SERVICES LTD 43290 · other construction installation 2023 Active DE1
NC CONTRACTORS LTD 43290 · other construction installation; 42220 2017 Active DE1
BGREEN ELECTRICAL SOLUTIONS LIMITED 43210 · electrical installation 2023 Active DE1
H S PLASTERING & DRYLINING LIMITED 43210 · electrical installation; 43310 2002 Active DE1
TINMAR LIMITED 43290 · other construction installation; 47290 2019 Active DE23
ALMAX ELECTRICAL SOLUTIONS LTD 43210 · electrical installation 2025 Active DE1
F J GANE LIMITED 43210 · electrical installation 2016 Active DE1
GLOVER ELECTRICAL LIMITED 43210 · electrical installation 2002 Active DE1
JBH ELECTRICAL SOLUTIONS LTD 43210 · electrical installation 2026 Active DE1
LBE INSTALLATIONS LTD 43210 · electrical installation 2005 Active DE1
OAKWOOD ELECTRICAL INSTALLATIONS LIMITED 43210 · electrical installation 2023 Active DE1
MANI ELECTRICAL LTD 43210 · electrical installation 2019 Active DE1
UC ELECTRICAL (UK) LTD 43210 · electrical installation 2021 Active DE23
OLIVER CONSTRUCTION & CARPENTRY LTD 43290 · other construction installation; 16230; 81300 2024 Active DE1
NEW WAVE IMPROVEMENTS LTD 43290 · other construction installation 2022 Active DE23
AURELIA CONSTRUCTIONS LTD 43290 · other construction installation 2015 Active DE23
CARBON SUCCESS LIMITED 43290 · other construction installation; 47190 2013 Active DE24
GHL GROUP LTD 43290 · other construction installation 2025 Active DE24
ELECTRICAL TOUCH LTD 43210 · electrical installation 2019 Active DE23
JLH SOLAR ENERGY LIMITED 43210 · electrical installation; 96090 2025 Active DE22
THE KITCHEN FITTER DERBY LTD 43290 · other construction installation 2022 Active DE23
E-CHARGE HOLDINGS LIMITED 43210 · electrical installation 2022 Active DE24
A W CONSTRUCTION (MIDLANDS) LTD 43290 · other construction installation 2016 Active DE23
APPROVED BATHROOMS LTD 43290 · other construction installation 2025 Active DE23
APPROVED TILING LTD 43290 · other construction installation; 43330 2024 Active DE23
AS MEP LTD 43210 · electrical installation; 71129 2026 Active DE23
EVERYDAY ELECTRICALS LIMITED 43210 · electrical installation 2021 Active DE23
HOME FIXOLOGY OPERATIONS LIMITED 43290 · other construction installation 2022 Active DE23
JOSEPH’S ELECTRICAL SERVICES LTD 43210 · electrical installation 2023 Active DE23
JPS ELECTRICAL CONTRACTORS LIMITED 43210 · electrical installation 2009 Active DE23
K C CONSTRUCTION (MIDLANDS) LTD 43290 · other construction installation 2016 Active DE23
LEE PEARSON TILING LIMITED 43290 · other construction installation 2017 Active DE23
MR.D.I.Y PROPERTY MAINTENANCE LIMITED 43290 · other construction installation 2019 Active DE23
N S ELECTRICAL (DERBYSHIRE) LIMITED 43210 · electrical installation 2023 Active DE23
RADIANT BATHROOMS LIMITED 43290 · other construction installation 2024 Active DE23
RCS MAINTENANCE GROUP LIMITED 43210 · electrical installation; 70229; 81100; 81229 2017 Active DE23
SUPERIOR TILING AND FLOOR FINISHES LIMITED 43290 · other construction installation 2025 Active DE23
VOLTARIS SOLUTIONS LTD 43210 · electrical installation; 71129 2026 Active DE1
POZZI ELECTRICS LTD 43210 · electrical installation; 82990 2015 Active DE22
AZ POWER SERVICES LIMITED 43210 · electrical installation 2026 Active DE23
AHM ELECTRICAL LTD 43210 · electrical installation; 35300; 43910; 70229 2023 Active DE23
TRENT DOORS LTD 43290 · other construction installation 2024 Active DE1
CAMDEXS LTD 43290 · other construction installation; 41100 2023 Active DE23
P ADAMS INSTALLATIONS LTD 43290 · other construction installation; 43342; 43390 2022 Active DE24
POCOCK ELECTRICAL LIMITED 43210 · electrical installation; 41100 2006 Active DE24
FIREGUARD PFS LTD 43290 · other construction installation 2023 Active DE1
STENAD GROUP LTD 43210 · electrical installation; 71129 2026 Active DE1
AT2 CONSULTANCY LTD 43290 · other construction installation; 43999 2026 Active DE23
HELIOSX LIMITED 43210 · electrical installation 2025 Active DE1
NUR ELECTRICAL LTD 43210 · electrical installation 2023 Active DE23
WRECKERZ LTD 43290 · other construction installation 2024 Active DE24
AF ELECTRICAL & MECHANICAL CONTRACTORS LIMITED 43210 · electrical installation 2021 Active DE24
EAST MIDLANDS COMMERCIAL INTERIORS LIMITED 43290 · other construction installation; 33200 2024 Active DE24
HOWE SAFETY FENCING LTD 43290 · other construction installation 2023 Active DE24
JB ELECTRICAL BUILDING SERVICES (MIDLANDS) LIMITED 43210 · electrical installation 2018 Active DE1
R S ELECTRICAL CONTRACTORS MIDLANDS LIMITED 43210 · electrical installation 2023 Active DE1
WESTWOOD PAVING LIMITED 43290 · other construction installation 2001 Active DE22
CHARLES SHELTON ELECTRICAL LTD 43210 · electrical installation 2025 Active DE1
CMB ELECTRICAL SERVICES (DERBY) LTD 43210 · electrical installation 2014 Active DE1
HOWITT ELECTRICAL SERVICES LIMITED 43210 · electrical installation 2001 Active DE1
N C MARSHALL ELECTRICAL CONTRACTORS LIMITED 43210 · electrical installation 2018 Active DE1
O G ELECTRICAL CONTRACTORS LTD 43210 · electrical installation 2026 Active DE1
R ELECTRICAL SOLUTIONS LTD 43210 · electrical installation 2023 Active DE1
AMS GARDEN BUILDINGS LIMITED 43290 · other construction installation 2011 Active DE1
DALES GAS & ELECTRICAL SERVICES LIMITED 43210 · electrical installation 2007 Active DE1
FOUR3EC LTD 43210 · electrical installation; 42120; 70229 2025 Active DE1
STORM WATER SYSTEMS LIMITED 43290 · other construction installation 2011 Active DE1
STAR M&E SOLUTIONS LTD 43210 · electrical installation 2001 Active DE24
ATD CIVILS & GROUNDWORKS LTD 43290 · other construction installation; 41201; 41202; 42110 2018 Active DE24
GREEN PARK ONE LTD 43290 · other construction installation 2021 Active DE1
MANOR ARCH LTD 43290 · other construction installation; 81210 2020 Active DE1
L & B ELECTRICAL LTD 43210 · electrical installation 2006 Active DE24
A J ROBERTS ENGINEERING SERVICES LTD 43210 · electrical installation; 36000; 71129 2018 Active DE22
GH EVANS ELECTRICAL LIMITED 43210 · electrical installation 2024 Active DE1
MORECROFT ELECTRICAL GROUP LIMITED 43210 · electrical installation 2019 Active DE1
MORECROFT ELECTRICAL LTD 43210 · electrical installation 2004 Active DE1
TUDOR BEAMS LTD 43290 · other construction installation 2024 Active DE1
UK HEMPCRETE LTD 43290 · other construction installation; 72190 2015 Active DE1
CBG TEC LTD 43210 · electrical installation; 62020 2024 Active DE1
ELLIOTT LOWE LTD 43210 · electrical installation 2024 Active DE1
DGMEP SERVICES LTD 43210 · electrical installation 2019 Active DE1
A B TEST & ELEC SOLUTIONS LTD 43210 · electrical installation 2025 Active DE23
GLYN'S FASCIAS LIMITED 43290 · other construction installation 2026 Active DE21
LUCID DESIGN LTD 43290 · other construction installation 2021 Active DE21
MEYERS ELECTRICAL SOLUTIONS LTD 43210 · electrical installation 2023 Active DE21
A S P ELECTRICAL LIMITED 43210 · electrical installation 1999 Active DE24
APEX SERVICE AND MAINTENANCE LTD 43290 · other construction installation 2022 Active DE24
HSR ELECTRICAL SERVICES LTD 43210 · electrical installation 2015 Active DE24
JDP ELECTRICAL AND MECHANICAL LIMITED 43210 · electrical installation 2021 Active DE24
LECAW PROFESSIONAL SERVICES LIMITED 43210 · electrical installation 2015 Active DE24
OPUS CONTRACTORS LIMITED 43210 · electrical installation; 41100 2025 Active DE24
RDK DRYLINING LIMITED 43290 · other construction installation 2011 Active DE24
RDK INTERIORS LIMITED 43290 · other construction installation 2023 Active DE24
TOKENGROVE ELECTRICAL LIMITED 43210 · electrical installation 1992 Active DE24

Heat and planning around Derby

In Derby last summer (2026) there were ≈4.5 nights that stayed above 18 °C — 8 times the 1991–2020 average of 0.5 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities). The figure is the household-weighted mean of 12 postcode districts where these offices are registered.

8% of sampled postcodes in Derby sit in a conservation area (9,832 live postcodes across 12 districts).

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).

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.

Report an error in these figures