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d-fine is a European consulting firm which, by means of scientifically minded employees, provides innovative and future-proof solutions through sustainable technological implementation. The typical integrated d-fine approach − design and implementation under one roof – is a core component of our project work and rooted in the close and trusting relationships we enjoy with our clients.

The implementation and application of classic and forward-looking methodologies and algorithms is deeply rooted in our DNA. This expertise reaches into all sectors – from pricing complex financial products through to simulating traffic for mobility of the future.

We are committed to the Net Zero Standard of the Science Based Targets initiative (SBTi) in line with the Paris Agreement. Since 2019, d-fine has been certified as climate-neutral. We see the pursuit of our sustainability strategy as fundamental to achieving growth in the future.

We recognise that success depends on a highly qualified and motivated team. Therefore, equal opportunities are central to how we empower and upskill our employees. Through numerous measures, we promote an inclusive corporate culture that values and welcomes diversity.

The world is in constant flux and we, together with our clients, embrace this dynamism and drive positive impact and change.

Key Personnel

  • Ryan Warne – Managing Partner
  • Wolfgang Pleyer – Managing Partner

UK Office Locations

  • London

Worldwide Coverage


  • Frankfurt
  • Munich
  • Berlin
  • Düsseldorf
  • Hamburg


  • Zurich


  • Vienna


  • Milan


  • Utrecht


  • Stockholm

Consultancy Services

  • Trading and Sales
  • Commercial and Retail Banking
  • Operations
  • Risk
  • Finance
  • Regulation and Compliance
  • Sustainability
  • Technology
  • Outsourcing

Industry Sectors

  • Banking & Capital Markets
  • Insurance & Asset Management
  • Energy & Industrials
  • Healthcare
  • Consumer & Services
  • Technology
  • Public Sector

MCA Firm Representatives

Ryan Warne
MCA Council Representative

Ryan Warne is Managing Partner at d-fine and sits on the MCA Council

Contact Information


14 Aldermanbury Square

Telephone Number

+44 20 7776 1000