
Domingo Villanueva
BA, MA, MBA Managing Consultant , SpainDomingo Villanueva is an expert in regulatory cost accounting and definition and valuation of remedies in the context of mergers and acquisitions in the Telecoms sector. He holds an MBA from IE Business School and a BA in Business Administration from ICADE Madrid.
Domingo has implemented accounting separation for numerous fixed and mobile operators around the globe. Has also helped regulatory authorities to draft accounting separation guidelines and review accounting separation and cost accounting exercises submitted by operators. Furthermore, Domingo has helped mobile operators in mergers and acquisitions to specify and value regulatory remedies thought necessary to obtain regulatory approval. These remedies included, for example, spectrum divestment and transfer to other entities, such as wholesale network operators.
Education
ESB Reutlingen, Germany
- BA Business Administration
ICADE, Universidad Pontificia Comilas, Madrid, Spain
- MA Business Administration and Management
Instituto de Empresa, Madrid, Spain
- MBA
Other team members

Mark Rutherford
Managing ConsultantMark Rutherford has over 25 years’ experience in fixed and mobile communications and technology development. He is a specialist in valuation, commercial strategy and business planning.

Scott McKenzie
DirectorScott is one of the directors of Coleago and is a highly experienced consultant with over 30 years’ experience in the telecoms and high technology industries. Since joining Coleago, he has led numerous complex spectrum, fibre, MVNO, regulatory, transaction and training projects.

Sebastiaan van den Deijssel
Managing ConsultantSebastiaan has over 15 years of professional experience in marketing, product development, sales, customer care, BSS/OSS, and business modelling for Telecom. He is one of the foremost experts in the field of MVNEs and MVNOs. He gained his experience in key roles within MNOs, MVNOs as well as MVNEs in Europe, Middle East, Africa, Caribbean and the USA.