B2B Brand Development and Inbound Marketing Agency – Bringing It All Together Grant Marketing is a brand development and integrated inbound marketing agency specializing in business-to-business communication and services for manufacturing companies. Based in Boston, Grant Marketing leverages its many years of experience to help our clients grow their businesses beyond expectations. We do this through a proprietary brand development process, inbound marketing, and outbound marketing campaigns shaped by thorough research and analysis of both your business and the marketplace. For your company to be successful in today's marketplace you need to communicate to your audience at many touch points, both offline and online. Grant Marketing has the expertise to take your company to the next level by integrating your offline and online marketing campaigns.