Tax Law Firm Digital Poster

I need a professional and formal image poster for digital marketing to promote our tax law services. The poster should prominently feature:

- Company logo
- Tagline or slogan
- Comprehensive service list

Ideal skills and experience:
- Graphic design expertise
- Experience creating professional marketing materials
- Ability to incorporate company branding effectively

Please ensure the design is modern and sleek, while conveying our firm's professionalism.