Sophisticated Graphic Design for Company Promotion

I'm in need of an experienced and creative graphic designer to help elevate my company's advertising and customer support. The project involves the design of several materials, which include:

- Company logo
- Advertising banners
- Variety of social media graphics

The design features should encompass the following elements:

- Inclusion of the company's name and tagline
- Detailed illustration of the services provided
- Display of our contact information

An elegant and sophisticated aesthetic is preferred for the designs, echoing a sense of professionalism. The designs should allow us to effectively convey our message to our target audience, enticing them to engage with our services and thereby, generate greater leads.

Ideal candidates should:

- Have a knack for translating requirements into compelling designs
- Be experienced in both logo and banner design, and social media graphics
- Be able to demonstrate a portfolio of previous work that showcases your flair for elegant and sophisticated design
- Have sound knowledge of current design software and technologies

Please include portfolio pieces that showcase your ability to design in a sophisticated, elegant style. This is essential for the project's success.