House Plans for a Major Renovation

I recently purchased a 1,950 sq ff home that was originally built in 1930s that needs a complete remodel.A large family lived there so it had some additions done over the years as the family grew. I want to redesign the interior to end up with 3 bedrooms &. 2 1/2 baths. I plan new Electrical, Plumbing and HVAC, Windows and Siding. I do not plan to add any space. I plan to simply make the