Strategic Partners


MacKay & Company

MacKay & Company has specialized in marketing research and consulting for the commercial truck, construction and agricultural equipment industries since 1968. The company’s primary focus has been delivering market analysis of components, distribution channels and market trends for both original equipment and the aftermarket. 

With MacKay’s joint venture relationships in England, France, Germany, Brazil and Mexico, and Cornerstone’s business experience in each of these markets and more, this affiliation provides an even broader global capability for both companies.


P M Clare & associates

P M Clare & Associates offers a highly personalized approach to solve human capital challenges. Their exceptionally talented senior executives are capable of making immediate and measurable contributions to all businesses.

The company's disciplined and proven approach to the executive search process has drawn upon a wide network of contacts and 20 years experience to deliver results.