Hi,
Please send me the cad plans you have. Will make them in 3d and provide you the realistic renderings for sure. Please do contact me will start the work immediately.
Here you can see some of my work:-
https://www.freelancer.com/u/inderar88
I am well versed in Z-brush,3ds max,Maya,Photoshop, Solidworks & vray programs.
My 3D skills are Modelling,Texturing,Rendering and Animation.
Regards