Clean Purple Squares Trifold on Behance
Fiverr freelancer will provide Flyers & Posters services and Design professional brochure, brochure design including Print-Ready within 1 day
Maybe an asymetrical design in the header. This one's colors are far too bold but, in more subtle hues, I think this could be interesting and still clean/modern.
internet marketing estimate form Timeline template for Powerpoint.
Modern & Corporate Trifold Brochure TemplateThe pack INDD file for Indesign IDML file for Indesign
Modern Green Orange Trifold by Abra Design, via Behance