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About the Griffioen Consulting Group

We are a group of business professionals with many years of hands-on experience in a broad variety of industries. We put that experience, our skills and knowledge to work to help you realize your vision and achieve your company's growth objectives.

Since our start in 2003, our mission has been to help small and midsize firms become stronger competitors and more successful in their markets.   We do that by providing "big company" strategic planning and marketing methodlogies and tools.   But at fees you can afford and without "big budget" attitudes.


Meet Our Team


Jan Griffioen     Strategic Planning, Strategic Marketing

Jan Griffioen, CEO of the Griffioen Consulting Group, has a solid background in strategic planning, marketing, internet marketing, business development, and product development.

He has a strategic perspective and takes a back-to-basics, structured, quantitative approach to solving business problems and helping companies grow their bottom line.  



Dee Davey     Strategic Marketing, Services Marketing

A marketing professional with more than 15 years of experience, Dee Davey has delivered strategic planning and implementation of marketing, product development and business improvement projects to firms in industries ranging from telecommunications to sports and exercise equipment.

Dee helps companies grow their bottom line with marketing and service product management, and process improvement.  



David Kamm     Technology and B2B Marketing

David is an experienced, analytical, technology and business-to-business marketer with a strong background developing and implementing cost-effective marketing strategies for high-tech companies.

He has substantial experience with web-centric marketing approaches, reputation development and demand generation tactics, sales and marketing coordination, and budget allocation across a portfolio of marketing programs.



Joey Silvian     Marketing, Digital Media

Joey Silvian is a creative professional who has been in marketing for over 25 years, creating and implementing interactive programs in various media technologies.

He has a varied background in industries such as consumer products, CRM and corporate training, marketing and advertising, and telemarketing. Joey has worked with clients in industries such as telecommunications, automotive, marketing and advertising, and museums.   



David Zuza     Growth Solutions for Healthcare

David Zuza has held senior positions with several hospitals and health systems where he was responsible for strategic planning, marketing, public relations, and general operations.

He also worked as a senior consultant with two national healthcare consulting firms managing engagements involving strategic plan development, service line plans, master facility plans, and ambulatory network plans.

Based on his experience as a healthcare executive, David Zuza understands what is required to successfully implement strategic recommendations, an important perspective that many consultants lack.


Get To Know Us

To get to know us better, or to discuss your business challenges, please contact us.