Impactful Sportswear Brand Logo

I'm seeking a talented logo designer to create a bold and impactful logo for my sportswear brand. The logo should be a symbol only, using a black and white or white and black color palette.

Requirements:
- Design a unique and memorable symbol
- Use of black and white color scheme
- Experience in creating bold and impactful logos
- Strong portfolio showcasing similar work

Ideal Skills:
- Graphic design
- Branding expertise
- Creativity and innovation

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