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SiWeCo Energy

MCS, RECC and NICEIC-accredited family-run solar PV and battery installer serving Swansea and South Wales for 15 years

Swansea, UK
4.8 (59 reviews)
Verified
Residential Commercial

2026+

Years in Business

0

59

Customer Reviews

70 km

Service Area

2-10

Employees

SurgePV Score

8.2 / 10
Customer Reviews
96%
Certifications
90%
Experience
100%
Services Range
75%
Warranty Coverage
63%
Online Presence
25%

About SiWeCo Energy

SiWeCo Energy is a family-run renewable energy installation company based in South Wales, serving Swansea, Cardiff, Bridgend, Pembrokeshire, and the wider Wales region. The company has a background in mechanical and electrical engineering and has been installing renewable energy systems for both domestic and commercial clients for over 15 years.

The company is MCS, RECC, and NICEIC accredited. For commercial customers, SiWeCo Energy is also a member of the Electrical Contractors Association, with all commercial work covered by the ECA bond and warranty. The company installs solar PV panels, battery energy storage systems, and heat pumps, providing a complete renewable energy solution for properties across South Wales.

All work undertaken by SiWeCo Energy is fully certified and guaranteed. The company is mobile and field-based, with installation teams working across South Wales. Customers can contact the company through their website at siwecoenergy.co.uk where contact details are available for direct enquiries.

Service Area

SiWeCo Energy serves the following areas within a 70 km radius:

SwanseaCardiffBridgendPembrokeshireSouth Wales

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Services Offered

Solar Installation
Battery Storage
Maintenance

Certifications & Accreditations

MCS NICEIC RECC

Partner Manufacturers

Warranty Coverage

Panel Warranty

25 years

Inverter Warranty

12 years

Installation Warranty

10 years

What to Expect: Solar Installation Process

1

Initial Consultation

Free site survey and system design

2

Quote & Design

Detailed proposal with costs and savings

3

Installation

Panels, inverter, and wiring (1-3 days)

4

Inspection

Building control sign-off and DNO notification

5

Go Live

System commissioning and handover

Customer Reviews

No reviews yet.

Frequently Asked Questions About SiWeCo Energy

What services does SiWeCo Energy offer?

SiWeCo Energy offers Solar Installation, Battery Storage, Maintenance.

Is SiWeCo Energy MCS certified?

Yes, SiWeCo Energy is MCS certified and also holds NICEIC, RECC certifications. MCS certification means they meet industry standards for solar panel installation in the UK.

What areas does SiWeCo Energy serve?

SiWeCo Energy serves Swansea, Cardiff, Bridgend, Pembrokeshire, South Wales. They are based in Swansea with a service radius of 70 km.

What warranty does SiWeCo Energy offer?

SiWeCo Energy offers 25-year panel warranty, 12-year inverter warranty, and 10-year installation/workmanship warranty.

How are SiWeCo Energy's customer reviews?

SiWeCo Energy has a 4.8/5 rating based on 59 customer reviews. Customers consistently rate them highly.

How long has SiWeCo Energy been in business?

SiWeCo Energy was founded in 0 and has been in business for 2026 years. They are one of the more experienced solar installers in their area.

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