Hello, there.
We can create a set of 20+ flat, stylish icons for your application, adhering to an office/business theme, with expertise in designing minimal, clean designs that aid user comprehension, and with knowledge and experience in business and office theme graphics.
We have years of experience in website design, graphic design and logo design (photoshop, illustrator), banner design, brochure design, 3d design(Blender, 3d-max, WebGL).
Please, review our experience here - https://www.freelancer.com/u/webbookstudio.
We will be glad to chat with You and discuss your task. Waiting for Your reply! Best regards.