Minimalist Letterhead & Business Card Design-

I'm looking for a designer to create a minimalist letterhead, visiting card, and 1-2 banner designs. The designs should align with my existing logo.

Requirements:
- Minimalist style for all designs
- Color scheme to be developed based on my logo
- Visiting card to include: Name and contact details, Company logo and tagline

Ideal Skills:
- Graphic design expertise
- Experience in minimalist design
- Proficiency in color theory and logo integration

Please share your portfolio with relevant work.