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  • Home
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  • David Mallmann
David Mallmann, LL.M. (Berkeley)
David Mallmann, LL.M. (Berkeley)

David Mallmann, LL.M. (Berkeley)

Salary Partner

  • Hamburg Germany
Contact Me Today
+49 40 36803 0
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David's practice focuses on technology-based projects, contracts and transactions. Furthermore, he advises on national and international projects in the area of industrial plant construction, renewable energy and infrastructure. In his practice he advises on the entire project life cycle including the negotiation of project contracts and the implementation of projects.

David has particular experience with large-scale infrastructure projects, contracts for the procurement and sale of software and IT services, and international contracts and transactions.

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Expertise

Services and Groups

Projects, energy & infrastructure
Industrial plants
Industry 4.0
Infrastructure
Open Source Software & Compliance

Sectors

Energy & infrastructure
Technology, media & communications
Construction

Plant Construction

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Implications of the EU Data Act for the engineering and plant construction industry

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CV

Since 2025 Salary Partner, Taylor Wessing
2022 Associate, Taylor Wessing
2014 - 2021 Lawyer, Brödermann Jahn, Hamburg
2018 LL.M., University of California, Berkeley
2014 Admitted to the Bar
2013 Second State Examination, Berlin Court of Appeal
2010 First Staate Examination, University of Hamburg
2003 - 2010 Legal Studies, University of Heidelberg, University Paul Cézanne - Aix-Marselle III, University of Hamburg

Career

Since 2025 Salary Partner, Taylor Wessing
2022 Associate, Taylor Wessing
2014 - 2021 Lawyer, Brödermann Jahn, Hamburg

Education

2018 LL.M., University of California, Berkeley
2014 Admitted to the Bar
2013 Second State Examination, Berlin Court of Appeal
2010 First Staate Examination, University of Hamburg
2003 - 2010 Legal Studies, University of Heidelberg, University Paul Cézanne - Aix-Marselle III, University of Hamburg

Memberships & Associations

Deutsch-Japanische Juristenvereinigung

Additional languages

English

Experience

International investor on the acquisition of software and IT companies

Ongoing advice on the acquisition of stakes in software and IT companies from specialised industries.

Dr. Carsten Schulz
David Mallmann, LL.M. (Berkeley)

Leading construction company on an edge data centre platform

Advice on the implementation of an edge data centre platform with multiple data centres.

Dr. Carsten Schulz
David Mallmann, LL.M. (Berkeley)

World-leading Internet and online service providers on complex construction projects for data centres

Advice on the construction of a large number of data centre projects as part of the implementation of their European data centre strategy with colocation and development projects.

Dr. Carsten Schulz
David Mallmann, LL.M. (Berkeley)

Telefónica on large broadband infrastructure investment

Advice in negotiations with Allianz Capital Partners to set up the co-investment structure for a EUR multi-billion investment in broadband infrastructure in Germany (including SHA, SPV structures, Investment Agreements, JV Agreements, Framework Agreements, Development and Service Agreements, Partner Services and Subcontracting Structure).

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Dr. Carsten Schulz
Alessa Steigertahl
David Mallmann, LL.M. (Berkeley)

University hospital on hospital information system

Advice to a large university hospital on tendering and implementing a central hospital information system.

Sandra Hattwig
Dr. Carsten Schulz
David Mallmann, LL.M. (Berkeley)

Leading IT service provider in the healthcare sector on IT outsourcing

Advice on negotiations regarding IT outsourcing for health insurance companies.

Sandra Hattwig
Dr. Carsten Schulz
David Mallmann, LL.M. (Berkeley)

World-leading provider of cloud services on collaborations and the provision of sovereign cloud services

Advice on entering into long-term partnerships with European IT service providers and on setting up sovereign cloud services.

Dr. Carsten Schulz
Alessa Steigertahl
David Mallmann, LL.M. (Berkeley)

David's news & insights

View David's insights
Cloud Computing Servers
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Open Source Software & Compliance

Use of Open-Source Software in Critical Infrastructures: Legal Framework and Requirements in Corporate Practice

15 April 2026

by David Mallmann, LL.M. (Berkeley) and Dr. Carsten Schulz

Glass.Mapper.Sc.Fields.Image?.Alt
Open Source Software & Compliance

Strategic management of open source software - Legal framework and compliance requirements in business practice

6 March 2026
In-depth analysis

by Dr. Carsten Schulz and David Mallmann, LL.M. (Berkeley)

Click here to find out more
Glass.Mapper.Sc.Fields.Image?.Alt
Corporate/M&A & capital markets

Taylor Wessing advises Juniper Group on acquisition of peakwork AG

10 May 2023

by multiple authors

Click here to find out more
View David's insights

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When the algorithm becomes the product: the new EU Product Liability Directive in logistics plant engineering

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Amendments to the Energy Services Act (EDL-G) and Energy Efficiency Act (EnEfG): Reducing red tape regarding energy audit and efficiency obligations for industry and commerce

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Revision of energy efficiency requirements for data centres: an overview of the amendment to the Energy Efficiency Act

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Geothermal Energy in Germany: technology, current status and the legal framework for the heat transition

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