Mega Solar O&M and Asset Management FOR JAPAN

Mega Solar O&M and
Asset Management FOR JAPAN



For the best performance and safe operation of mega solar power plants, we offer customized O&M services, corrective maintenance, monitoring, asset management and repowering solutions.

One-shop solution

saferay offers the full spectrum of O&M and asset management services. An experienced team with reliable operational management skills is the base for maximum technical availability and returns. Whether technical, commercial, organizational matters or repowering necessities. Our saferay O&M team ensures cost-efficient and safe solutions with a proven track record in Japan and around the world.

Many years of O&M experience

With more than 12 years of experience in operating mega solar power plants in Japan, Germany and Chile, our portfolio under management is growing steadily and sustainably. Backed by German and Japanese EPC and engineering team with decades of mega solar experience (>2 GW) we operate more than 350 MWp of own assets and third party assets (currently 225 MW in Japan).

Owner perspective, independence and responsibility

For more than 10 years saferay successfully operates its own asset base of >350 MWp in Japan, Germany and Chile. We know solar from the heart, starting with project development to EPC to O&M and asset management. From new systems to ageing assets, we can make use of a vast experience and lessons learned. Whether saferay projects or client sites, we operate all power plants with the right attitude and take care of them as if they were our own, technology-independent.

Full transparency, rapid intervention, cost-efficient action and reliable reporting, always with the necessary flexibility, speed and straightforwardness as well as a focus on health, safety and compliance. Our satisfied customers have trusted us for many years. Our goal is to become one of the top addresses for solar O&M and asset management in Japan as well.

Quick Support

Benefit from our many years of experience as a qualified and certified service company in the field of photovoltaics – for optimum system performance and safety.

We are there for you: 24 hours a day, 7 days a week, 365 days a year. For maximum yields even on Sundays and public holidays.         



– 50 MW –
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– 27 MW –
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– 20 MW –
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– 20 MW –
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– 20 MW –
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Head quarter

Metro City Kamiyacho 3F,
5-1-5 Toranomon, Minato-ku,
Tokyo, Japan 105-0001
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– 10 MW –
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– 8 MW –
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– 3 MW –
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– 3 MW –
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– 3 MW –
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– 31 MW –

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– 24 MW –

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On-Site service close to you

In the event of a malfunction or fault, our regional service technicians guarantee short reaction times and the fastest possible repair and maintenance.

Are you interested in our services?

We are looking forward to getting to know you personally

Read our blog

For more information about our company, please read our blog posts.

21 MWp plant on Kyushu

Great news… we are pleased to announce today that saferay services KK has signed an O&M contract to support another utility scale solar power plant in Japan.  From June, the saferay team will take care of the operation, inspection, maintenance and repair of a 21 MWp plant on Kyushu. We look forward to ensuring smooth operations, maximising availability and performance, and providing optimal service to our partner. saferay services KK is a service provider for

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O&M Services for 30MW power plant in Fukushima prefecture

After more than 2 years and 9 months of abstinence from Japan forced by the pandemic, our Managing Director Karsten Klug was finally allowed to enter Japan again and visit our own saferay portfolio power plants, the plants of our customers and most importantly, our Japanese employees. Together with our Chief Operating Officer of Japanese O&M, Eduardo Sierra, we went to a customer’s plant near Shirakawa in Fukushima prefecture, about 1 1/2 hours north of

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News 2022

It’s been a bit quiet in the last few months, but that wasn’t because we took a break…. but because after the start of our O&M activities at the 30.9 MWp Shirakawa solar power plant in the Fukushima Prefecture, we are now also working for another 24 MW power plant for Obton A/S ( since December 2021.  We are very pleased and proud to be responsible for the implementation of all O&M activities in this

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