Complete Brand Identity Creation

I'm seeking a professional branding expert or agency to develop a comprehensive brand identity for my business. This project is urgent, and I need it completed as soon as possible.

Key components required:
- Logo Design: A unique and memorable symbol or icon that represents my brand.
- Brand Guidelines: Comprehensive guidelines to ensure consistent application of the brand across all platforms.
- Marketing Materials: Design of cohesive and engaging marketing materials that align with the brand identity.

Ideal Skills and Experience:
- Extensive experience in brand identity development.
- Strong portfolio showcasing logo design, brand guidelines, and marketing materials.
- Ability to work quickly and efficiently to meet tight deadlines.
- Excellent communication skills for collaboration and feedback.

Please provide samples of previous work and an estimated timeline for completion.