Modern-Classical Logo Design

I'm looking for a professional logo designer to create a unique logo for my executive search and coaching service business.

Key Requirements:
- The logo should strike a balance between modern and classic styles.
- It should incorporate both cool and warm colors.

Ideal Skills and Experience:
- Proven experience in logo design, particularly for service-oriented businesses.
- Strong portfolio showcasing modern and classic design elements.
- Expertise in color theory and application.

Please provide samples of previous work and a brief concept idea.