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Real world insights
Insights from the field, observations from live assets, and a closer look at how renewable infrastructure performs in the real world.


A few positive shifts happening quietly in the background
While much of the conversation around energy focuses on challenges, there is steady progress happening in the background. From growing solar capacity to improved storage and longer asset lifespans, these quieter developments are shaping a more reliable and efficient future.
Darren Lewis
7 days ago2 min read


When heat doesn't mean higher performance
Warm weather may look ideal for solar generation, but higher temperatures can reduce panel efficiency and place additional strain on electrical components. This piece looks at what really happens during hotter conditions, and why understanding site behaviour matters just as much as sunlight.
Darren Lewis
Apr 72 min read


Consistency Over Time
When people talk about solar performance, the conversation usually centres around numbers; monthly output, targets, whether a site is over or under where it should be. And that’s all useful, it gives you a snapshot of how things are going at a given moment. But over time, what tends to matter more isn’t whether you’ve had a particularly strong month, it’s whether the site behaves consistently.
Darren Lewis
Mar 242 min read


So what actually changes once a solar site is live?
UK solar capacity has reached 21.8 GW, with another 5 GW forecast this year. As growth accelerates, operational responsibility increases. Larger portfolios bring greater exposure to performance risk. In this blog, Darren Lewis shares why the next phase of UK solar will be defined not by how fast we build, but by how well we operate.
Darren Lewis
Mar 172 min read


Drainage and stability: The risk beneath your feet
Everyone likes to say they’re proactive. It sounds reassuring. It suggests control, foresight, and good management.
Darren Lewis
Feb 32 min read


A new year is a good time to look at operations differently
You can teach process. You can write procedures, define workflows, and train people on systems. What you cannot teach is care. And in solar operations, care is often the difference between a site that performs consistently and one that quietly slips into decline.
Hannah Allen
Jan 72 min read


Welcome to the team: Andrés Vélez, Senior Electrical Engineer
Today we are pleased to introduce one of our newest additions, Senior Electrical Engineer Andrés Vélez. With more than ten years of solar experience and a clear passion for safety, Andrés brings knowledge, pragmatism and a team first mindset to our growing organisation.
Darren Lewis
Dec 3, 20252 min read


SGU Year in Review
2023 has been a remarkable year for Solar Group Utilities, marked by significant growth, industry recognition, and a steadfast commitment.
Hannah Allen
Dec 14, 20233 min read


Protecting the Environment: Repair, not-replace
We have developed a unique approach to PV O&M that prioritises sustainability and responsible resource management.
Darren Lewis
Apr 27, 20232 min read


Be part of the journey
After what feels like forever, Solar & Storage Live (23 – 25 November 2021) is back at the NEC Birmingham! SGU are proud to announce we will
Darren Lewis
Nov 17, 20212 min read


Solar Encapsulation Project takes a giant leap forward
BY DARREN LEWIS | 01-04-21 German researchers looking at new ways to harness the sun’s energy have made a serious breakthrough in their...
Darren Lewis
Apr 1, 20211 min read


A total commitment to our clients
Choosing the right O&M provider is a crucial decision, can you afford to make the wrong one?
Hannah Allen
Nov 6, 20201 min read

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