Sealed Plans for Warehouse Renovation

I need sealed commercial building plans for the renovation of a warehouse space. Current industrial/warehouse space to be converted into wellness area providing massage and relaxation services. The plans will be used to apply for permits... (Budget: $250 - $750 USD, Jobs: 3D Modelling, Architectural Engineering, AutoCAD, Building Architecture, Building Design, Building Information Modeling, CAD / SolidWorks, CAD/CAM, Construction Management, Interior Design)