Charity Fireworks Event Design

I'm seeking a talented graphic designer to create publicity materials for our charity fireworks event. The designs should maintain the same brand feel as last year, with some updated details.

Requirements:
- Two designs/sizes:
- Poster: A2/A3/A4 size, portrait format
- Banner: 3 feet x 10 feet
- Theme: Charity and fundraising
- Update details:
- Event date and time
- Sponsors and partners
- Reduction in pricing detail on poster design
- Key info in much larger font

Ideal Skills and Experience:
- Strong graphic design skills
- Experience with event publicity materials
- Ability to follow brand guidelines
- Attention to detail

Please include a portfolio with relevant work.