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Tommaso Marossi


Tommaso advises companies and regulators on economics and regulation in the energy and water sectors, with a focus on network price controls, wholesale market design and competition analysis.

Tommaso Marossi

Tommaso Marossi is a consultant in CEPA’s regulation & competition practice, where he advises companies and regulators in the energy and water sectors. Tommaso has worked internationally across all segments of the value chain, with a focus on wholesale market design, network price controls and economic modelling.

At wholesale level, Tommaso advised TSOs on the costs and benefits of proposed arrangements for day-ahead trading of capacity on electricity interconnectors between GB and EU; estimated revenues from ancillary services in Ireland for a potential investor; and assessed incentive regulation for Celtic and GreenLink interconnectors with a focus on availability.

In network industries, Tommaso has advised Ofgem and Ofwat’s cost assessment teams on a variety of topics for design and delivery of RIIO-GDT2 and PR19, including econometric benchmarking; incentive design and frontier shift. Tommaso also designed and estimated cost reflective tariffs for developer services charging arrangements for a British water company.

Prior to joining the firm, Tommaso has worked at NERA Economic Consulting’s energy practice. During this time, Tommaso has assisted companies on energy market modelling, economic regulation, subsidy estimation and tariff design across several jurisdictions.

Tommaso holds a MSc in Economics (cum laude) and a BSc in Economics from Bocconi University.