Boiler & heating engineers in Harpenden

These 26 businesses are registered in Harpenden under a plumbing, heating or air-conditioning installation trade code. A listing is a public record, not a recommendation, so always confirm current Gas Safe registration before booking gas work.

Companies registered in Harpenden

• Ac-sqd Ltd

  59 BARNFIELD ROAD, Harpenden AL5 5TH · Registered March 2017

• Active 24/7 Plumbing Ltd

  11 MILTON ROAD, Harpenden AL5 5EW · Registered February 2026

• Ayrton Lawrence Ltd

  1 ALLIED BUSINESS CENTRE, COLDHARBOUR LANE, Harpenden AL5 4UT · Registered October 2024

• Ck Plumbers Ltd

  58 ALZEY GARDENS, Harpenden AL5 5SY · Registered February 2022

• Dcs Smart Control Systems Limited

  C/O FDCA- OFFICE 2 BENNET'S HOUSE, 21 LEYTON ROAD, Harpenden AL5 2HU · Registered April 2021

• East & Gray Ltd

  KINGSTON HOUSE, SOUTHDOWN INDUSTRIAL ESTATE, Harpenden AL5 1PW · Registered January 2015

• Engenera Project 1 Limited

  4 BEECH RIDGE, KINSBOURNE GREEN LANE, Harpenden AL5 3NJ · Registered November 2019

• First Plumbing Ltd

  2 ARAN CLOSE, Harpenden AL5 1SW · Registered January 2023

• Harpenden Plumbing And Heating Limited

  3 ENGLEHURST, Harpenden AL5 5SQ · Registered February 2016

• Hertfordshire Air Conditioning Limited

  RIVERS LODGE, WEST COMMON, Harpenden AL5 2JD · Registered June 2015

• Herts Air Conditioning Ltd

  8A HOLLYBUSH LANE, Harpenden AL5 4AT · Registered May 2025

• Highview Plumbing And Heating Limited

  1 ALLIED BUSINESS CENTRE, COLDHARBOUR LANE, Harpenden AL5 4UT · Registered June 2013

• Honey Bear Energy Limited

  2 SHAKESPEARE ROAD, Harpenden AL5 5ND · Registered July 2026

• Hurleys Home Renovations Ltd

  1 ALLIED BUSINESS CENTRE, COLDHARBOUR LANE, Harpenden AL5 4UT · Registered April 2025

• Igm Plumbing, Heating & Leak Detection Limited

  50 MASEFIELD ROAD, Harpenden AL5 4JR · Registered February 2023

• Jinwoo Property Services Limited

  57 PARK MOUNT, Harpenden AL5 3AS · Registered June 2015

• Plumb Marshall Ltd

  4 CAMBERLEY PLACE, Harpenden AL5 1TB · Registered January 2020

• Proflame Heating Ltd

  1 ALLIED BUSINESS CENTRE, COLDHARBOUR LANE, Harpenden AL5 4UT · Registered February 2026

• Quantech Air Conditioning Ltd

  8A HOLLYBUSH LANE, Harpenden AL5 4AT · Registered May 2026

• Riseley Plumbing Services Limited

  RIVERS LODGE, WEST COMMON, Harpenden AL5 2JD · Registered February 2003

• Sarikaya Plumbing And Heating Ltd

  C/O FDCA- OFFICE 2 BENNET'S HOUSE, 21 LEYTON ROAD, Harpenden AL5 2HU · Registered April 2021

• Sgm Renewables Ltd

  1 ALLIED BUSINESS CENTRE, COLDHARBOUR LANE, Harpenden AL5 4UT · Registered December 2022

• Shire Electrical Services Limited

  126 SOUTHDOWN ROAD, Harpenden AL5 1QQ · Registered August 2015

• Stone Grange Mechanical Services Limited

  1 ALLIED BUSINESS CENTRE, COLDHARBOUR LANE, Harpenden AL5 4UT · Registered April 2018

• Tema Construction Ltd

  C/O FDCA- OFFICE 2 BENNET'S HOUSE, 21 LEYTON ROAD, Harpenden AL5 2HU · Registered July 2019

• Walker Mechanical Services Ltd

  69 WEST COMMON, Harpenden AL5 2LD · Registered March 2024