BIBER Holding

We are happy to invest in our home. And into the future.

Energy and property as a unit

Founded in 1998 in Regensburg. BIBER Holding. We have been working on innovative solution concepts for property and energy projects since we started. We contribute our experience and expertise from these fields to our diverse projects on an interdisciplinary basis.

Gerhard Stierstorfer

Managing Director Partner

Gerhard Stierstorfer is managing partner of the BIBER Holding group of companies. After completing his studies in Regensburg, he worked as a founding partner and managing director of various companies, primarily in the energy and property sectors.

Among other things, Gerhard Stierstorfer founded BIBER Biomasse GmbH and established it as Germany’s leading company in the fields of contracting with renewable energies and energy efficiency. After ten years, he successfully sold the company to a listed group.

BIBER Holding bundles investments and Energy and Real Estate business areas from separate subsidiaries. In addition to his work as Managing Director of BIBER Holding, Gerhard Stierstorfer is also involved as a business angel and early-stage investor in young companies.

“Special challenges require extraordinary solutions”

Gerhard Stierstorfer in an interview on the “Retail Next Nuremberg” property project

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Awarded for Excellence.

The IHK Real Estate Award

BIBER Holding and the Kiermeier Group were awarded the IHK Real Estate Award in the “New Construction” category for the “Retail Next” retail property project in Nuremberg.

Gerhard Stierstorfer (third from right) at the award ceremony


Energy & Real estate. We have been dealing with these issues since 1998. Within two decades, this has developed into an innovative, medium-sized group of companies.


Family office for our investments and portfolio properties


Presentation of the Germany-wide pilot project “Retail Next” for neighbourhood utilities on small properties in high-density areas.


Theproject volume in the retail property segment exceeds €100 million.


Restructuring of the property division and establishment of various joint ventures in the retail property sector (together with the Kiermeier Group, Straubing).


Asset sale of BIBER Biomasse GmbH and the logistics division to a subsidiary of BayWa AG, Munich.


Takeover of the joint energy companies of Erdgas Südbayern, Munich.


Investment division Early-stage investments and start-ups.


Investments division without active management in the energy sector.


Foundation of BIBER Energie GmbH and pooling of expertise in turnkey plant construction.


Foundation of Sonnwerk GmbH & Co. KG and development into a leading project developer in the field of large-scale solar plants.


Establishment of several joint ventures.


Founding of BIBER Biomasse GmbH as a contracting company with a focus on renewable energies and construction of a logistics centre for renewable fuels.


Opening of the office in Geiselhöring, Lower Bavaria.

A network full of possibilities

A network creates connections between people, opportunities, chances and successes. One of our most important network partners is the Kiermeier group of companies, with whom BIBER Holding has been working very successfully and trustingly for many years.