Professional Radio Show Theme Creation

I'm seeking a skilled professional to compose theme music and sound effects for a radio show. The piece should be approximately 20-30 seconds long. The project must be completed by the first week of September.

Key Requirements:
- Tone: Professional and serious
- Duration: 20-30 seconds
- Delivery: By the first week of September

Ideal Skills and Experience:
- Previous experience in creating jingles, radio shows, or podcasts
- Creativity in sound design
- Timely delivery is crucial

Vocal elements are flexible; I'm open to your expertise.

Please provide samples of previous work.