Modern two-story house with angled roof, large windows, and a mix of white walls and wooden accents, surrounded by trees and landscaped garden.

Jelvis provides expert electrical solutions, including solar PV and Battery storage systems, for domestic, commercial, and industrial sectors.

At Jelvis, we specialise in electrical, heating, solar PV, battery storage, and EV charger installations across West Sussex and surrounding areas.

Since 2011, our experienced team has completed over 6,000 residential, commercial, and industrial projects — from small domestic jobs to large-scale renewable energy systems.

We’re proud to be NAPIT-registered, MCS-certified, and approved by TrustMark and Checkatrade, giving you complete peace of mind and assurance of quality.

At Jelvis, we focus on quality workmanship, energy efficiency, and long-term value — with every job delivered to the highest standards.

💡 We also offer free system design and consultation for all solar PV and electrical projects.
📞 Get in touch today to see how we can help.

Our Services

  • Our electrical services cover a diverse range of needs, from new consumer units to complete or partial rewires, maintenance, repairs, testing, inspection reports, and more.

  • All types of heating installed, from electric underfloor heating to electric infrared heaters.

  • We offer PV and battery storage. Across all sectors, domestic and commercial.

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  • Our range of services, including office and property refurbishments, the construction of new timber frame homes.

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Certified by

Dotted-line text reading 'MCS' above the word 'CERTIFIED' in bold white capital letters, on a black background.
Tesla Energy Certified Installer logo on a white background
Checkatrade logo in white text on a black background.
SunSynk logo with text in white on a black background.
A line drawing of a checklist with a large checkmark symbol and the acronym NAPIT below it.
A circular stamp with the words "APPROVED" around the top and bottom edges, and the phrase "GiveEnergy" prominent in the center, indicating approval of energy donation or provision.
Enphase logo in white on black background.

  • "I can heartily recommend Jelvis for all your electrical needs, they are professional, knowledgeable but most importantly trustworthy."

    Verified Checkatrade Review

  • "Jelvis have been great. A big project and it has gone as smoothly as we could have expected. Any issues that came up with the build were quickly resolved. The guys are always friendly and helpful. Would highly recommend."

    Verified Checkatrade Review, Wraparound Extension & Annex Project

  • "Corinthian Architectural Design have worked extensively with Jelvis Property Services over the last 18 months. During this time we have found them to be professional, helpful and courteous, whilst demonstrating a willingness and ability to produce residential construction to an excellent level of quality and finish."

    Corinthian Architectural Design via Checkatrade