| Hall Associates Full service, strategic, integrated marketing communications agency in London, Ontario. |
| handshake Marketing Provides strategic consumer marketing solutions customized to the client's business needs. |
| Harrison Pricing Strategy Group Helps companies develop and implement pricing strategies and tactics, develop pricing tools and models, and measure customer value. Offices in Toronto, Canada and Chicago, USA. |
| Hartnick Consulting, Inc. Provides marketing strategy, branding, creative development, PR, and event management solutions. |
| HH&S A below the line marketing consultancy which integrates direct marketing and sales promotion to offer business solutions. |
| High Tech Strategies, Inc. How people adopt new technologies (or innovations) and what suppliers must do to achieve market acceptance |
| High-Tech Communications Consulting, Inc Strategic marketing services that improve your company's visibility, image and condition as measured by improving results. |
| HLB Communications Strategic marketing consultants specializing in corporate and internal communications, branding, public relations, investor relations and market research. |
| Hosfeld and Associates Strategic marketing consulting. |
| InnaVision, LLC Teams with clients to build profitable share growth through innovation and vision in the development and implementation of market-driven strategies. |