Contemporary Villa Design & Cost Estimate

I'm looking for a contemporary interior and landscape design for my private villa. This is a renovation project and it will require a detailed material table along with estimated construction costs.

The villa consists of:
- 4 living areas
- 1 dining area
- 4 bedrooms
- 1 kitchen

Main purposes of the living areas:
- Entertaining guests
- Family relaxation

Key design elements:
- All interior should be in a contemporary style
- Predominantly neutral tones

Ideal Skills and Experience:
- Expertise in contemporary interior and landscape design
- Previous experience with renovation projects
- Proficiency in creating detailed material tables and cost estimates
- Ability to work with neutral tones in a stylish and appealing way
- Understanding of designing for specific purposes (entertaining, relaxation)