Phone Lookup Website Development

I'm looking to create a specialized website for phone lookup using private databases. The data retrieval will be done through manual uploads.

Key features should include:
- User-friendly interface for inputting queries
- Secure section for manual data uploads (fields: Name, Title, Department, Email Address, Phone Number, and Extension)
- Accurate and fast phone lookup results from private databases
- Mobile-friendly design
- Admin panel for managing uploads and user queries
- Basic style design to keep it simple
- Ability to run on Windows IIS

Ideal Skills and Experience:
- Web development (frontend and backend)
- Experience with database management
- UI/UX design expertise
- Familiarity with security protocols for data handling