SIC Services

SIC supplies turnkey solutions for wind turbine foundations and related civil works for all sizes of wind turbine projects. Our services include initial planning and technical consultancy, the actual establishing of various kinds of foundations and all related civil works – as well as quality and safety assurance (HSEQ).

With over 1,000 foundations and a combined 30 years of experience, SIC has developed unique specialist knowledge and competence in services and construction for the wind turbine.

About Us

With 30 years of collective experience, Johan Stenger and Jens Ibsen founded Stenger & Ibsen Construction A/S (SIC) in 2003. SIC is specialised in delivering turnkey solutions in construction work for the onshore wind industry.


At SIC we offer our customers effective turnkey solutions in the establishment of wind turbine foundations and related civil works. We work with the customer all the way from forest clearing, through planning of the site facilities, to laying of cables. Furthermore, we are experts in various kinds of wind turbine foundations, whether it be rock-anchored or gravity base foundations.

Map showing where Stenger & Ibsen is located