The Management

The Irminio management
Roland Wessel President

Roland Wessel


Roland is a geology graduate from University College London and has over 40 years of experience in the oil and gas industry.

Initially involved in the drilling services sector, he has undertaken managerial roles in most of the active oil and gas regions of the world including West Africa, the Middle East, the North Sea and North and South America. Leaving his position as Eastern Hemisphere Manager at Teleco Oilfield Services in 1992, Roland founded Integrated Drilling Services (IDS) in 1992 backed by 3i Group plc.

Roland sold IDS in 1998 before founding Star Energy, a leading onshore UK oil and gas producer and developer and operator of gas storage facilities. Star Energy acquired and developed gas storage projects in the UK (Humbly Grove, commissioned 2005), Denmark, UK North Sea, Holland and Ireland (subsequently Kinsale Energy under Petronas ownership). Star Energy became the largest onshore UK oil and gas operator in terms of wells and fields (25). Star Energy was purchased by Petronas, the Malaysian state oil company in 2008 and Mr Wessel continued as CEO of Star Energy until late 2011.

Roland jointly managed an oil and gas technology fund and subsequently was EVP at APS Technology Inc. in Connecticut USA before returning to London to found Trans European Oil & Gas, an oil and gas company established to acquire onshore European assets, initially with backing from KKR.

Roland became President of Irminio Srl in April 2019.

Roland held a number of non-executive positions in the oil and gas sector, including Dominion Petroleum for four years until the sale to Ophir.

Roland has been involved in the development of several key oilfield technologies including the system that became the PowerDrive rotary steerable system, multi-lateral drilling systems, electromagnetic prospecting technology and wireline drilling systems. Mr Wessel has participated in several patents and is a member of the Society of Petroleum Engineers.


Giampiero Saini Irminio Chief Executive Officer

Giampiero Saini

Managing Director

Giampiero Saini, graduated cum laude at Rome university Tor Vergata, has over 20 years of experience in the Oil & gas industry.

Chartered Accountant and Chartered Auditor, after some experience as tax and corporate advisor, joined the E&P sector as Finance Manager of Northsun Italia S.p.A.

With the same position he then joined Gas della Concordia S.p.A. (formerly British Gas RiMi).

After a two years break in the Canary islands (Spain), where he founded and directed an importer and seller company of solar energy systems, in 2007 has been appointed Finance Manager in Irminio Srl, of which he became Managing Director in 2017.

From 2018 is Board Member of “Energia Nazionale” Association, made by a number of O&G companies with an eye to the energetic transition.

Italian mother tongue, fluent in English and Spanish, he has completed his formation with an executive MBA at LUISS University in Rome in 2016.