In January 2007, Hogna moved to Paris to become Business Unit Manager for Yara International in Southern Europe with responsibility for approximately 400 employees and USD 800 million in revenues.
[7][8][9] In April 2016 Egil Hogna opened Sapa's first North American automotive-focused R&D lab facility in Detroit, Michigan handling automotive customers like Jaguar Land Rover and Tesla.
In his role as Executive Vice President for Extruded Solutions, Hogna continued with a strong focus on technology and innovation, customer proximity and sustainability aimed at important segments such as the automotive industry and the construction sector.
On 1 December 2020, Hogna took up the position of CEO of Norconsult, Norway's largest and one of the leading interdisciplinary consulting companies in the Nordic region, focusing on community planning, engineering and architecture.
In an article in Dagens Næringsliv in March 2016, Hogna wrote that Norway could create "The Tesla of the Seas" with reference to the project Urban Water Shuttle from Fjellstrand (shipyard) and the business cluster Maritime Clean Tech West, an emission-free fast ferry built in aluminium with support from Sapa and Hydro.
"[13] Like Virginia's Richard Branson and CEO of Unilever, Paul Polman, Egil Hogna, under the auspices of the Oslo-based Business for Peace Foundation, has made a promise to lead Sapa so that the UN's sustainability goals can be achieved.