Recommended expert

Marc (Alexander) Langner

Strategic CPO Consultant

Marc Langner
Munich, Germany

Experience

Jan 2025 - Dec 2025
1 year

Strategic CPO Consultant

Amara nZero

  • Advising the CPO on cost reduction potential in global procurement of energy and solar infrastructure technology
  • Focus on transparency, structuring, and identifying areas for action
Jan 2025 - Dec 2025
1 year

Contract Management

Siemens AG

  • Contract-side advice in the cross-functional negotiation team on selecting the corporate network WAN provider
  • Advising, systematically building, and coordinating a reliable claims basis as part of a global project
Jan 2024 - Dec 2025
2 years

Strategic Indirect Procurement Consultant

Murrelektronik

  • Optimizing indirect procurement with a focus on cost reduction and process improvement
  • Relevant savings as part of the consulting mandate
Jan 2024 - Dec 2024
1 year

Head of Procurement DACH (ad interim)

Merkle (Dentsu)

  • Establishing and leading procurement strategically and operationally in the DACH region
  • Introducing a governance & operating model, outsourcing professional services, implementing Coupa, and executing J-SOX
Jan 2022 - Dec 2023
2 years

Strategic IT Procurement Consultant

Helios Kliniken

  • Integrating decentralized IT procurement
  • Supporting public tenders in the healthcare sector (infrastructure, software)
  • Results confidential, focus on structuring & compliance
Jan 2022 - Dec 2023
2 years

Strategic Consulting IT Contract Management

Sky Deutschland

  • Multiple mandates to structure and lead IT contract management
  • Negotiations for hardware, software, outsourcing and operations, including commercial and legal responsibility
  • Substantial savings and risk reduction through a disruptive contracting approach
Jan 2021 - Dec 2022
2 years

Strategic Consulting IT Procurement

Biotronik

  • Global project: RFP corporate network redesign
  • Disruptive reset of tendering and contract logic
  • Structural savings and risk reduction
Jan 2021 - Dec 2022
2 years

Media Industry Procurement Projects Expert

H&Z

  • Subject matter expert in a group-wide cost reduction program (confidential client)
  • Consulting at group level, focusing on efficiency improvements and cost structures
Jan 2021 - Dec 2021
1 year

Strategic Consulting

DER Touristik

  • Subject matter expert in a cost reduction program
  • Support in identifying and implementing cost-saving opportunities
Jan 2020 - Dec 2021
2 years
Remote

Strategic Consulting

DekaBank

  • Implementation of the EBA guidelines (European Banking Authority)
  • Negotiations with over 100 service providers, adapting to remote service delivery, managing VAT issues
  • Focus on risk minimization, no savings
Jan 2020 - Dec 2020
1 year

Lead Generation Project Lead

Vitolus

  • Project management of testing and vaccination services during the pandemic
  • Structuring and implementation of nationwide lead generation for the public sector
  • Focus: Business Development
Jan 2019 - Dec 2020
2 years

Strategic Consulting IT Contract Management

Sky Deutschland

  • Multiple mandates for structuring and leading IT contract management
  • Negotiations on hardware, software, outsourcing and operations, including commercial and legal responsibility
  • Substantial savings and risk reductions through disruptive contracting approaches
Jan 2018 - Dec 2019
2 years

Director Procurement Central Europe

Dassault Systèmes

  • Overall responsibility for Procurement Central Europe
  • Leading category managers and integrating them into the international procurement organization
  • Line responsibility for central categories (IT, services, infrastructure)
Jan 2017 - Present
9 years 1 month

Senior Manager (External)

Deloitte

  • Consulting projects on due diligence and carve-outs in procurement
  • Analysis of existing relationships and presentation of findings to support decision making
  • Trainer for Advanced Procurement (training international teams)
Jan 2017 - Dec 2018
2 years

Strategic Consulting

Capgemini

  • Consulting in indirect procurement
  • Focus: cost reduction and negotiation support
Jan 2016 - Dec 2016
1 year

Strategic Consulting

thyssenkrupp Elevator

  • Global PLM project: RFP for software and system integrators
  • Substantial savings and risk reductions
  • Development of a connected approach for software and implementation partners
Jan 2014 - Dec 2016
3 years

Head of RFP & Contracting Factory

thyssenkrupp

  • Group-wide "daproh" program for data and process harmonization
  • Restructuring of strategic IT consulting partners (Accenture, IBM, Atos, SAP)
  • Project volume >€1bn, annual procurement volume >€100m
  • Significant cost and risk reduction in ongoing operations by switching from service contracts to work contracts
Jan 2012 - Dec 2014
3 years

Head of Procurement (ad interim)

HRS

  • Restructuring the procurement function (marketing, media, IT)
  • Process optimization, renegotiations & tenders, cost reduction of existing contracts
Jan 2012 - Dec 2012
1 year

Managing Director / CRO

AGOF Services

  • Restructuring the service company
  • Ensuring operations, realignment of the organization
Jan 2010 - Dec 2013
4 years

Head of Procurement (ad interim)

Congstar (Telekom)

  • Full responsibility for procurement (marketing, media, IT)
  • Conception & implementation of framework contracts for IT core service providers (SCRUM development, operations)
  • Renegotiations, tenders, cost reduction of existing contracts
Jan 2009 - Dec 2010
2 years

Head of Site Development & Management

Zeppelin University

  • Construction and renovation projects, on schedule and within budget
  • Project management for new campus build & operations
  • Leading 23 staff members
Jan 2000 - Dec 2009
10 years

Head of Central Purchasing & CRO

Telegate Group

  • Built purchasing function (IT, media, facilities, call center)
  • Restructuring & winding up of holdings (11880.com, travelgate)
  • Real estate & site concepts, rent cost reduction >50%
  • Investor relations: €30M capital increase, roadshows, shareholder meetings
Jan 1998 - Dec 2000
3 years

Leadership Development Program

Esso Germany

  • Category manager for shop business, supply trader for middle distillates/feedstocks (250 million DM p.a.)

Summary

Procurement and transformation expert with international experience in corporate and mid-sized company projects. Responsible for procurement budgets in the mid-three-digit million range per year as well as programs with a volume of more than EUR 1 billion.

Focus on transformation and disruptive contract negotiations that achieve savings of up to 40% and sustainably strengthen the procurement function. Mandates as interim CPO and CRO during periods of change and growth with a focus on improving efficiency, aligning stakeholders, and building acceptance.

Skills

  • Ms Office
  • Sap Ariba
  • Coupa
  • Crm/plm Systems

Languages

German
Native
English
Advanced

Education

Friedrich-Wilhelm-Gymnasium Cologne

Humanistic Abitur · Humanistic Abitur · Cologne, Germany

TU Berlin

Dipl.-Ing. Industrial Engineering · Industrial Engineering · Berlin, Germany

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