Welcome to Harrison Jacobs LTD.

We are electrical engineers serving domestic, commercial and industrial sectors. Based in rural Oxford/Buckinghamshire, we provide professional, clean and honest services to our customers nationwide.

Get in Touch
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Harrison Jacobs LTD are dedicated to giving you the best electrical service. We pride ourselves on having the expertise, gained over many years in the industry to tackle a full range of jobs, from changing a light bulb to a full home build project we have you covered.
We are passionate in using the best energy efficient products from the top manufacturers, in order to be as energy efficient as possible, installing low energy led lamps and recycling as much of our waste as we can. 
Working in the electrical sector we are in prime position to help people reduce their carbon footprint and energy consumption.


What we can offer

With passion and dedication to the finest service, clients can always expect a solid commitment to quality, strong work ethic, and punctuality. Our options and wide range of prices  are suitable to every budget, so you’re sure to find the solutions you need. Take a look below at just some of the services that we offer and get in touch today.

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With many years of experience working in the domestic sector, We are just as happy to change light bulbs, as we are to rewire your entire property and create a specialised smart home.


In the commercial sector, we understand that your electrical installation is important to keeping you running smoothly .

We can design, install and maintain to meet the needs of our customers and their businesses


There are many different needs for industrial clients, with large scale lighting upgrades, emergency lighting, 400v 3phase supplies and energy saving solutions just to name a few.


Your farm is your livelihood, we can help you to secure and protect it. We have solutions to help it run more efficiently and bring it up to date with modern technology.

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Our homes are evolving and so is the technology we are using in them. Let us help you keep up with the change, from an Amazon Alexa to full home automation systems.


Making sure your homes, families, tenants, and properties are safe is a must. Smoke detectors to fire alarm panels, alarm panels and cctv, we've got you covered.


Ev chargers are a growing need for many homes and businesses. We can offer you many options of chargers wether its personal or a place of work, along with helping you obtain a government grant towards your installation.


A massive part of our business is our passion for energy efficiency. LED lighting, solar pv battery storage, heating and many more solutions to helping you save money and reduce your carbon foot print.


We are committed to all of our clients, and look forward to working with you. Questions, comments or special requests? We would love to hear from you.

07720 236 234

07388 022 678

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