In this guide, we'll deliver design tips and unique consulting proposal templates so you can get started on building winning proposals right away. A consulting proposal is a document that outlines everything that you, as a consultant, would deliver for a potential project or client.In the heading of your consulting proposal, you can include the client's name, role and company. Get everything you need to know about writing a consulting proposal, including templates and examples to guarantee your success. DESCRIPTION: Proposal to provide INFORMATION TECHNOLOGY PROFESSIONAL AND SUPPORT. SERVICES to the County of Allegheny. I've provided our winning consulting proposal template to make your consulting proposals more effective. Additionally, I've included 7 key-tops to leverage.