News section of the solar company Sonnenexpert
News about solar energy at Sonnenexpert
In our News section We regularly inform you about exciting topics related to solar energy, photovoltaic systems, Energy storage and sustainable energy solutions at sun expertWhether about current Projects, technical innovations, funding opportunities or Investments in solar energy – with us you will always stay up to date. Updates are also available on our Social Media channels.
Thank you for a season full of emotions and sporting highlights. We will remain connected to regional volleyball and the network surrounding SSC Palmberg Schwerin in the future.
14.07.2026
Thank you for a great season, SSC Palmberg Schwerin!
An exciting volleyball season has come to an end. SSC Palmberg Schwerin – with thrilling home games, international highlights in the CEV Champions League and the bronze medal in the Women's Volleyball BundesligaAs a partner of the 2025/2026 season, we, the Sonnenexpert Group, would like to express our sincere gratitude for the trusting collaboration. We look forward to continuing to experience exciting matches and supporting regional volleyball at the Palmberg Arena as part of the business network.
A special milestone for our company group: Our first trainee has successfully completed his apprenticeship.
12.07.2026
Successful completion of training at the Sonnenexpert Group
A special moment for the Sonnenexpert Group: Our trainee Felix has completed his training as Office management clerk Successfully completed. As the first trainee to complete his apprenticeship in our company, his graduation marks an important step in our development. solar company.
During his three-year apprenticeship, Felix was able to get to know numerous areas of our company and apply his theoretical knowledge directly in practice. Together with our experienced colleagues, he gained valuable experience in everyday office and project work and continuously developed both professionally and personally.
As a recognized training company, we place great value on practical and high-quality training. Our goal is to prepare young people in the best possible way for their professional careers and to offer them long-term prospects in a future-oriented company.
For the Sonnenexpert Group, training its own skilled workers is a key building block for the future. Developing young talent helps to attract qualified employees to our company and the industry in the long term – this is something we are all about. General Manager convinced.
We congratulate Felix on his successful completion of his apprenticeship and look forward to welcoming him back to our team.
We will continue our partnership with FC Hansa Rostock in the 2026/2027 season. As an official business partner, we look forward to continuing our regional commitment and supporting the club on its journey.
09.07.2026
Sonnenexpert Group continues its commitment to FC Hansa Rostock
The Sonnenexpert Group continues its commitment to FC Hansa Rostock departs and will be official in the 2026/2027 season Business PartnerBy continuing the partnership, the company reaffirms its commitment to regional sports and the sustainable development of Mecklenburg-Vorpommern.
As a regionally rooted company, we are delighted to continue supporting FC Hansa Rostock in the upcoming season. You can find out more about our partnership, the statement from Managing Director Clemens Östreich, and our recap of the Hansa Sponsors' Cup on our sponsorship page.
With its new company location, the Sonnenexpert Group is creating optimal conditions for further growth. Pictured: Owner Gunner Geske and the new company building.
26.06.2026
New company location officially opened
After several years of planning and construction, the Sonnenexpert Group has officially opened its new company headquarters. This milestone was celebrated with around 70 guests. Learn more about the development of the site, the grand opening, and the significance of the new building for the future of renewable energies.
Hansa Sponsors Cup 2026 with the Sonnenexpert Group
17.06.2026
22nd Hansa Sponsors' Cup 2026 with Team Sun Experts
A day full of team spirit, football and regional connection: Our sun expert team participated in the 22nd Hansa Sponsors Cup We represented the company well and, together with our supporters and friends, enjoyed a fantastic day at the Ostseestadion. Click here for the photo gallery and the full recap.
Video from the company location of the Sonnenexpert Group in Roggentin
11.06.2026
Arrival at the Sonnenexpert Group in Roggentin near Rostock
A lot has changed at our company headquarters in Roggentin near Rostock: We now have two large buildings. Thanks to our branding and the clearly visible logos of Sonnenexpert and fri Energy, you can now find us even more easily at Zum Bornkoppelweg 9.
Our headquarters are located directly behind the large warehouse. Parking spaces are available for visitors right next to the building. We look forward to your visit.
Working together for the energy transition – the Sonnenexpert Group team at the trade fair booth.
13.04.2026
Trade Fair Update 2026 - Our Dates for Getting to Know Us
The Sonnenexpert Group will once again be represented at various trade fairs in 2026. Visit us on site, receive personal advice, and discover modern energy solutions.
Our trade fair dates for 2026:
May 27.09th – 29.09.2026th, XNUMX – RoBau Rostock Building Trade Fair, Hansemesse
May 08.10th – 10.10.2026th, XNUMX – Energy, Construction, Housing + Environment Rostock, Baltic Sea Park
May 16.10th – 18.10.2026th, XNUMX – Building & Renovating Your Own Home Schwerin, Congress Hall
Come and visit us – we look forward to seeing you!
The bowling teams of the Sonnenexpert Group at the 12th Barmer BowlingCup 2026 in the HCC Rostock.
18.03.2026
Sonnenexpert Group successful at the 12th BARMER Bowling Cup 2026
The Sonnenexpert Group participated with two teams on March 12, 2026. 12th BARMER Bowling Cup 2026 Represented – and with great success. A total of 78 teams competed against each other at the popular event in the HCC Rostock, providing exciting competitions and top-notch entertainment.
The Team fri-Runner achieved a strong 6. space and thus secured a top position in the field of participants. Also, the Team of sun experts showed a committed performance and ultimately achieved a good result. Place 18.
Besides the sporting results, one thing was paramount: the shared enthusiasm for the sport. The evening was characterized by team spirit, motivation, and an all-around positive atmosphere.
The Bowling Cup was therefore not only a sporting success, but also a successful event for the entire Sonnenexpert Group – an evening full of fun, team spirit and good cheer that will be remembered for a long time. We look forward to the 13th BARMER Bowling Cup in 2027!
President Andreas Gohs of the Lions Club Ribnitz-Damgarten moderated the raffle for a good cause.
25.02.2026
The Sonnenexpert group of companies supports regional projects
The event took place in January 2025. Winter Ball of the Lions Club Ribnitz-Damgarten Instead – a festive evening with the aim of promoting social projects in the region. Sonnenexpert Group was there and has As part of the raffle, a balcony power plant was donated for a good cause..
We thank the President. Andreas Gohs and his team for the excellent organization and congratulate the lucky winner of the balcony power plant. With our commitment, we want to support regional initiatives and at the same time show how important social responsibility and sustainability are for companies as well.
The Lions Clubs International They are among the largest non-profit organizations worldwide. In Germany, their members volunteer for social, cultural, and humanitarian projects – true to their guiding principle. "We serve" – We help.
The 2026 trade fair season has started for the Sonnenexpert Group.
17.02.2026
Trade fair season 2026 has started – solar energy you can touch
The 2026 trade fair season is open – and the Sonnenexpert Group is once again available to assist you in person. We were at the trade fair opening. Beautiful Living – Construction and Energy Days im Baltic Sea Park Sievershagen represented. The focus was on personal consultations about Photovoltaic systems, electricity storage and modern energy concepts – individually tailored to the home or construction project.
Direct communication is particularly valuable to us: Every property has different requirements for an efficient and sustainable energy supply. Throughout the rest of the year, the Sonnenexpert Group will also be represented at regional trade fairs, including at the RoBau as the Hanseatic Show Wismar.
Are you planning a solar project? Get to know us and feel free to contact us – we will advise you personally and competently on site.
Managing Director Clemens Östreich (left) and trainee Felix Geske on site at the Huawei Congress in China
27.01.2026
The Sonnenexpert Group at Huawei's 1st Global C&I Visionaries Summit in China
China, new ideas, exciting encounters: Our managing director Clemens Östreich and trainee Felix Geske experienced this at 1st Global C&I Visionaries Summit by Huawei, the one from January 26th to 28th, 2026 took place, impressive innovations were presented, and they expanded their know-how for future-oriented solar projects.
As a strong partner of FusionSolar, we pooled local know-how, partnerships and practical knowledge about Huawei products, thereby expanding our expertise for future-oriented solar projects.
A heartfelt thank you to Huawei for this opportunity for direct cooperation and intensive exchange.
Managing directors Clemens Östreich and Philipp Schäfer of the Sonnenexpert Group in an interview with the business forum
24.01.2026
"The future belongs to the solar industry!" – Interview with our managing directors at the Economic Forum
Our managing directors Clemens Östreich and Philipp Schäfer recently gave an extensive interview to the economic forum about the future of solar energy, the challenges in the photovoltaic market and the role of our companies sun expert and fri Energy spoken.
In the interview, they emphasize the importance of expanding solar energy for a secure and sustainable energy supply in Germany – especially given rising electricity demand and insufficient grid expansion. The company management sees clear opportunities for innovation and growth in the sector.
Kick-off event 2026 at the Sonnenexpert Group: Clemens Östreich (left), Philipp Schäfer (center) and Gunnar Geske from the General Manager
20.01.2026
Kick-off to 2026: Strikes, enjoyment and team spirit
On January 16th, the Sonnenexpert Group of companies started the new year 2026 with a successful start to the year. Im HCC Rostock Things got quite competitive: The team showed full commitment during the bowling match, delivering strikes and having lots of fun. Afterwards, we went to the event barbecue at the Grillwerft Roggentin, where everyone celebrated together in a great location with delicious food and relaxed conversations. A thoroughly successful evening that not only strengthened team spirit and shared moments, but also broadened the outlook for the future. exciting projects and new challenges directed. Here's to a successful 2026!
Maintenance of solar systems – Service is a top priority at the Sonnenexpert Group.
06.01.2026
New maintenance concept for solar power systems at fri Energy
Reliable maintenance of solar power systems is becoming increasingly important – for both private and commercial operators. To ensure long-term yields, safety, and system availability, [the following is a separate section:] fri Energy to expand its service portfolio with structured solutions Maintenance packages for photovoltaic systems.
The new offering within the Sonnenexpert group of companies focuses on holistic, all-round carefree services with predictable costs, clearly defined services and long-term support from experienced solar experts.
fri Energy supports solar plant operators not only in planning, installation, and commissioning, but also throughout the entire life cycle of the plant – with a clear focus on quality, safety, and sustainability. The goal is to build long-term customer relationships and ensure the economic viability of the plants for decades. fri Energy offers 100% solar service.
Ceremonial handover of the certification as an installation company for Tesla Energy products with fri Energy Managing Director Philipp Schäfer (right) and Roney Rolf Rod Cameron, Account Manager DACH | Energy Products Tesla.
15.12.2025
Solar expert and Tesla Energy: Strong partnership for innovative energy solutions
The Sonnenexpert Group is pleased to announce the official Partnership with Tesla Energy to announce. As Certified installation company for Tesla Energy products We are pooling our resources to implement forward-looking, sustainable energy solutions for our customers.
This collaboration combines state-of-the-art solar technology, energy management systems, and electromobility with Sonnenexpert's many years of expertise. Together, we are setting new standards in energy efficiency, sustainability, and technological innovation.
Through our collaboration with Tesla Energy, we can offer our customers tailor-made energy systems – from solar panels and battery storage to wallboxes for electric vehicles. This partnership stands for reliable quality, maximum efficiency, and future-oriented energy management, says Managing Director Philipp Schäfer of fri Energy, a company within the Sonnenexpert Group.
A strong cooperation for sustainable energy
Solar expert and Tesla Energy share a common goal: To advance the energy transition and make sustainable, innovative solutions accessible to residential and business customers. Through this partnership, customers benefit from innovative technologies, professional installation, and long-term support.
The combination of Tesla Energy products and Sonnenexpert's expertise makes renewable energy practical, efficient, and reliable. With this, we are setting a clear example for sustainable energy supply and a clean, innovative future.
Managing Director Philipp Schäfer (center) at the award ceremony for fri Energy | Image: FusionSolar
04.12.2025
Huawei award for top service
At the Huawei FusionSolar partner meeting on December 3, 2025 in Düsseldorf, our company was fri Energy We were honored for the outstanding top-level service surrounding the solar solutions we offered – and we are incredibly proud of that!
Statement from Managing Director Philipp Schäfer:
“This award demonstrates the passion and precision our team puts into every single project every day. Our goal is to deliver not just solar technology to our customers, but a true energy future. A huge thank you to our team, our partners, and of course to Huawei FusionSolar for their trust and strong collaboration.”
Thank you to everyone who has accompanied us on this journey – we are still far from our goal. Huawei FusionSolar stands for innovative solar solutions for residential, commercial, and large-scale projects. fri Energy is a company of the Sonnenexpert Group.
An offer from fri Energy – a company of the Sonnenexpert Group.
27.11.2025
Year-end promotion for clean energy from the roof
The Sonnenexpert Group is kicking off the Christmas season with a unique promotion: The exclusive 5kWh Memory upgrade at our company fri Energy This makes the energy transition easier than ever for homeowners. Now there are even more high-performance battery storage systems available, along with attractive price advantages and a comprehensive, worry-free package for maintenance and service. Christmas special Offers end consumers real added value – from increased self-consumption and noticeable cost savings to a future-proof energy supply. Available only until December 31, 2025, and unique in this form.
The Sonnenexpert Group with its advertising in the Ostseestadion.
05.11.2025
Full energy for FC Hansa Rostock with sun expert
The Sonnenexpert Group supports the FC Hansa Rostock in the 2025/2026 season as official Bronze PartnerTogether, we bring power to the game – with genuine energy from the North! As a regionally rooted energy company, Sonnenexpert focuses on sustainable solutions and innovative energy concepts. The cooperation with Hansa Rostock is more than just a sponsorship: it's a clear commitment to the region, its people, and a club that inspires generations. This partnership unites two strong players from the North, both of whom stand for passion, reliability, and team spirit – on the pitch as well as in their daily work.
Sonnenexpert is an official partner of SSC Palmberg Schwerin, Managing Director Thomas Otter (left) of SSC Sport-Marketing GmbH Schwerin and Managing Director Philipp Schäfer of the Sonnenexpert Group
27.10.2025
First league with SSC Palmberg Schwerin
In the 2025/2026 season, Sonnenexpert supports the SSC Palmberg Schwerin as an official partner. Together with Germany's most successful volleyball club, we focus on team spirit, energy, and sustainability. As experts in solar solutions, we are excited to bring solar energy to where it matters most – on and off the court. This collaboration underscores Sonnenexpert's commitment to raising awareness of sustainable energy solutions in the Mecklenburg-Western Pomerania region and beyond, and to supporting the sport that inspires and unites people.
One of the largest solar power plants for commercial use is being built on the roof of the Hanse Center Bentwisch.
10.09.2025
Major project Hanse Center Bentwisch
On the roof of the Hanse Center Bentwisch we are setting one of the largest Photovoltaic roof systems in Mecklenburg-Western Pomerania. We plan to start the major project in February 2026, and work on generating sustainable solar energy should be completed by autumn of next year, says our Managing Director. Clemens Austria.
All local companies with locally generated solar energy are expected to benefit from this. One thing is already certain: Anker tenants Kaufland will purchase a quarter of the electricity generated. This makes purchasing even more environmentally friendly.
The following are pleased about the partnership (from left to right): André Jürgens, Chairman of Rostock Seawolves; Clemens Östreich, Managing Director of Sonnenexpert; Gunnar Geske, Owner of Sonnenexpert; Ronny Susa, Head of Partnership Relations of Rostock Seawolves
18.08.2025
Sonnenexpert remains partner of the Rostock Seawolves
We are pleased to be part of the basketball family of the Rostock Seawolves to be! As a regionally rooted company, it's important to us to support projects that inspire our city and its people – and basketball simply brings with it a ton of energy, team spirit, and emotion. Together with the Seawolves, we want to continue to make exciting games, great promotions for the fans, and many unforgettable moments possible.
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