Construction projects for container renovations typically span a broad range, with total costs from about $15,000 up to $60,000 or more. The per-square-foot equivalent often runs $100β$350/ft² for finished spaces, depending on insulation, climate control, and interior. At Ingenious Storage Containers we carry out a wide range of container modifications which can meet any special requirements you may have. We currently service clients from business, institutions, Government departments and the agriculture sector with our custom mobile office and storage solutions. Below, we break down real 2025 pricing for every major modification type so you can budget accurately. A basic shell with. This compact, secure, and highly efficient mobile welfare unit is a smart solution for flexible on-site applications. This article presents practical cost ranges and explains what affects each line. Container conversions cover anything from a having a lock box fitted, a new door or ply lining, to a full scale repurposing into an office, garage, pop-up food stall, and everything in between. Find out more about the most common options offered to enhance or transform a shipping container that.