About us

We move the Self Storage industry forward

Customer Service
Cost leadership

Our Group focuses on lean operations and automations. At the same time we aspire to offer industry leading customer service.


“Our goal is to be the preferred self-storage provider in Scandinavia and generate profitability and return to our shareholders”


Fabian Emil Søbak


Mr. Søbak co‐founded OK Minilager AS together with his father, Gustav Søbak, in 2009. Since then he has held the position as Chief Executive Officer, and following the acquisition of City Self‐Storage in 2016, he has served as the Chief Executive officer of the combined company. Mr. Søbak is a Norwegian citizen, and resides in Oslo.

Cecilie M. Brænd Hekneby


Mrs. Hekneby joined City Self‐Storage in 2015 and has following the acquisition of City Self‐Storage held the position as Chief Financial Officer for the Group. Prior to this, she held the positions as Group Controller in Color Line and Project Manager and Financial Controller in Posten Norge. Mrs. Hekneby holds a Master degree from Norwegian School of Economics and Business Administration (NHH). Mrs. Hekneby is a Norwegian citizen and resides in Oslo.

Isak Larsson

General Manager CSS

Mr. Larsson has held the position as country manager for Norway and Sweden since 2011. He also became country manager for Denmark in 2017. He has 11 years of experience from the self storage industry. Mr. Larsson holds a Bachelor degree in Industrial Marketing from Högskolan in Kristianstad, Sweden. Mr. Larsson is a Swedish citizen, and resides in Oslo.

Lauras Melnikas

Growth Manager

Mr. Melnikas started at OK Minilager as Operations Manager in 2011 and has held the position as Growth Manager since 2017. Prior to that he worked as a Project Manager in the Lithuanian Renewable Energy Association (LAIEA), was a co‐founder and Operations Manager of fast‐food company MaMaMa and furniture manufacturing site Pratum in Lithuania. Mr. Melnikas holds a BSc in Management and Finance from ISM University of Management and Economics. Mr. Melnikas is a Lithuanian citizen, and resides in Oslo.


Martin Nes


Martin Nes is CEO in Ferncliff and has a law degree from the University of Oslo, and also holds a Master of Laws degree from University of Southampton, England. He previously spent several years with the Norwegian law firm Wikborg Rein, working in both the Oslo and London offices, and with the shipping law firm Evensen & Co. Mr Nes has extensive corporate experience and is/has been chairman and/or a member of the boards of several listed companies, including SD Standard Drilling Plc, Aqualis ASA, Nickel Mountain Group AB, Saga Tankers ASA, NEL ASA and Weifa ASA. He is a Norwegian citizen, and resides in Norway.

Gustav Søbak

Board member

Mr. Søbak has held the position as Chief Operating Officer for the group since the acquisition of City Self‐Storage in 2016. Mr. Søbak has more than 30 years of experience in the real estate sector. Before he cofounded OK Minilager he built up a parking company which he eventually sold to a Norwegian subsidiary of Apcoa. He is a Norwegian citizen, and resides in Norway.

Runar Vatne

Board member

Mr. Vatne is the principal and owner of Vatne Capital, a family office investing in financial assets and real estate. He is also a Partner and responsible for transactions in Søylen Eiendom, a leading Oslo based real estate company which he co‐founded in 2004. Before Søylen Eiendom, Mr. Vatne was a broker in Pareto Securities. Mr. Vatne is a Norwegian citizen and resides in Oslo.

Yvonne Litsheim Sandvold

Board member

Ms. Sandvold is the Chief Operating Officer of Frognerbygg AS, and has extensive experience from the Norwegian real estate industry. Ms Sandvold currently serves on the board of directors of Oslo Børs listed company Aqualis ASA as well as several private companies. She holds a degree in psychology from the University of Oslo. Ms Sandvold is a Norwegian citizen, and resides in Norway.

Ingrid Elvira Leisner

Board member

Ms. Leisner has previously worked as Head of Portfolio Management for Electric Power in Statoil Norge AS. She also has a background as a trader of different oil and gas products in her 15 years in Statoil ASA. Ms. Leisner holds a Bachelor of Business degree (Siviløkonom) with honors from the University of Texas at Austin. She has served on the board of several companies listed on the Oslo Stock Exchange and is currently on the board of directors of Spectrum ASA, TechStep ASA and Maritime and Merchant ASA.  Ms. Leisner is a Norwegian citizen, and resides in Oslo.

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