Professional 3D Logo Animation

I need two logos animated using After Effects. The animations should be in 3D and convey a professional mood.

Requirements:
- Animate the whole logo
- Use 3D animation style
- Convey a professional feeling

Ideal Skills and Experience:
- Proficiency in After Effects and 3D animation
- Strong understanding of professional branding
- Experience in logo animation

Please share your portfolio with similar work. Looking forward to your bids!