We’re new. And yet, not really, because...

…we are part of the Swiss Youdera Group, which has many years of experience in the industry. Honestly, und du may be new to the market, but we naturally bring all our experience with us. We know exactly what matters.

Projects

+2500

Active in

4 countries

Random impression-making number

+485,670

CALCULATE

So you can put a face to us

Here you will find the engineers and technicians working every day to ensure companies like yours can make the optimal use of the sun.

He knows the situation and concerns of SMEs all too well and wants to help them. Or perhaps he has simply loved the sun since his university days.

Fabian Meier

Managing Director und du

fabian.meier@unddu.swiss

A solar energy and e-mobility enthusiast who finds the best solution for you with passion and enthusiasm. Above all, he ensures that it is implemented within the agreed timeframe and to the highest quality standards.

Philipp Keel

Head of Operations

philipp.keel@unddu.swiss

As a Sales & Business Development Manager, I'm driven by one thing: not just selling you any solar system, but developing the absolute best strategic solution for your future—with genuine passion and an eye for the bigger picture. My promise to you? Highest quality standards, seamless execution, and a project delivered strictly on schedule. Zero excuses, maximum efficiency.

Daniel Lepori

Sales and Business Development Manager

daniel.lepori@unddu.swiss

As your personal sounding board, I am here to guide you through every question. My goal? To make your journey to your own solar solution as easy, transparent, and hassle-free as possible. Zero stress, zero guesswork. Together, we will craft a setup that isn't just technically spot-on, but feels tailored specifically to you. Fits like a glove!

Sandra Rohner

Sales Development

sandra.rohner@unddu.swiss

Your project. Your energy transition. My passion.

As a huge fan of design icons like the Jaguar E-Type, my heart beats for true classics—yet today, I drive electric out of pure conviction. I bring this exact mix to your project: I plan your solar and e-mobility solution, along with everything that goes with it, with maximum enthusiasm and execute it like clockwork.

Felipe Barbero

Sales Engineer

felipe.barbero@unddu.swiss

As your personal sounding board, I am here to guide you through every question. My goal? To make your journey to your own solar solution as easy, transparent, and hassle-free as possible. Zero stress, zero guesswork. Together, we will craft a setup that isn't just technically spot-on, but feels tailored specifically to you. Fits like a glove!

Annina Lanker

Sales Development

annina.lanker@unddu.swiss

Whenever an innovation hits the market, he is one of the first to hear about it. And yet, the Spanish “tardeo” was his greatest discovery.

Karl Zrost

CTO (Chief Technology Officer)

Is there anything more rewarding than supporting a young team with your experience? Of course: sharing 20 years of experience in the PV market and countless projects ranging from 2 kWp to 50 MWp with und du.

Rainer Isenrich

Swiss platform

rainer.isenrich@unddu.swiss

Officially, he founded und du to make Swiss companies more sustainable.
Unofficially? He simply fell in love with Switzerland.

Manuel Cocera

Co-founder

manuel.cocera@unddu.swiss

He wanted to develop a solar calculator that would save companies a great deal of time. And Manuel convinced him to stay in Switzerland.

Pedro Miranda

Co-founder

She will interview you if you want to work with us. So here’s our tip: send her some chocolate that might win her over.

Stefanie Driever

Head of HR

Every hacker’s and “Error 404’s” worst nightmare. But the sunny terraces won him over too.

Richard Maunder

CIO (Chief Information Officer)

He is able to listen to an idea and determine how much it will cost to implement before it has even been fully explained.

Renato Delgado

CFO (Chief Financial Officer)

Without him, we would just be another company promising to save the world. Or making you feel like the villain in a movie if you don't install solar panels. That is exactly what our competitors do, but thanks to Juanra, we offer real added value and a different approach.

Juanra Sanchez

CMO (Chief Marketing Officer)

Would you like to see your photo here too?

We could tell you it's worth it because of the good feeling and certainty of working for a sustainable future, that the pay is priceless, etc. But we prefer facts: flexible working conditions and international team events. You like travel and flexibility, right?

Here is where to find us if you'd like to say hello:

und du Solothurn

Zuchwilerstrasse 21, 4500 Solothurn

Address

info@unddu.swiss

+41 62 588 02 62

und du Lausanne ville

Avenue de la Gare 33, 1003 Lausanne

Address

info@unddu.swiss

+41 62 588 02 62

und du Lausanne

EPFL Innovation Park, Bâtiment C, 1015 Lausanne

Address

info@unddu.swiss

+41 62 588 02 62

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What do we offer you?

This is what we serve your company at our solar buffet. Now you just need to choose what you’d like.

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Parking Lot

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