Legal Notice


PI Photovoltaik-Institut Berlin AG
Wrangelstrasse 100
10997 Berlin

Tel:  +49 30 814 5264-0
Fax: +49 30 814 5264-101
E-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.

Board of Directors:

Dr. Paul Grunow, Dipl.-Ing. Sven Lehmann, Dr. Lars Podlowski

Chairman of the Supervisory Board:

Prof.-Dr. Rolf Hanitsch

Headquarter: Berlin

Commercial register: Amtsgericht Charlottenburg Nr. HRB 106413 B

USt-ID-Nr: DE 252416715

Layout and Concept:

Benjamin Lippke


Doreen Wienholz,


PI-Berlin and Benjamin Lippke



New PI Berlin Office in Spain

We have established a new PI Berlin subsidiary in Bilbao, Spain. Our new office will provide a dedicated focus on delivering our services in the re-emerging and growing PV market on the Iberian Peninsula.

Press Release 27.03.2019

SolarBuyer rebrands as PI - US firm acquired by PI Berlin integrates with parent company

The former SolarBuyer company in the US acquired by PI Berlin in 2018 has officially renamed itself as PI Berlin North America, or ‘PI’ for short. The rebranding brings SolarBuyer fully into the global family of PI companies alongside two existing subsidiaries in China.

Read more

White Paper - Industry Trends in PV Module Quality

This study analyzes trends in PV module quality from over 250 independent factory audits conducted on more than 120 manufacturers by PI Berlin since 2012. The results provide useful insights into the major trends in PV modules over time, by region of manufacturing as well as by manufacturing capacity, location and level of automation.

thumb White Paper Industry Trends in PV Module Quality 1

Job Offer

PI Berlin is seeking a motivated sales professional with at least 5 years’ experience in the solar industry to lead our growing regional sales team focused on Europe, the Middle East and Africa.

Senior Sales Manager (m/f) Berlin, Germany

White Paper - PV Module Cleaning - Market Overview and Basics

A comprehensive guide giving an introduction into the topic of cleaning of PV modules. The white paper covers the underlying requirements and gives an overview of the currently available options. Download