Leadership Team and Board of Directors

The Cowen leadership team boasts over a hundred years of combined experience in the construction industry, positioning us as the most knowledgeable and experienced company in the region.

John S Cowen, CEO

John leads Cowen with over 40 years of diverse construction experience and continues the generational dedication to quality work and craftsmanship. He works hard to establish strong relationships with his clients, yielding long-term connections and loyal, multi-project clients.


  • Outstanding Builder of the Year,
  • Associated General Contractors
    Member, Oklahoma Building Hall of Fame
  • Small Business Person of the Year, Tulsa Chamber

Link Cowen, President

Certified Professional Constructor
Green Advantage Certified
ASHE Healthcare Construction Certified

Link oversees construction-related activities and is responsible for ensuring operations proceed systematically and with accuracy and efficiency. Link nurtures relationships with current and potential clients based on a foundation of trust, transparency and delivering quality construction projects.


  • Build Oklahoma, 15 years consecutive

Ross Phippen, Vice President

Certified Facilities Manager
Certified Professional Constructure
Green Advantage Certified

Ross leads the operations at Cowen via project design review, estimation, scheduling, and selection of subcontractors, as well as conducts profit projections, project billing, and enforcing the company safety program. Ross meets with owner representatives, major subcontractors, architects/engineers, and Cowen senior management to review job progress.


  • Build Oklahoma Award, 2020

Lee Timmons, Director of Human Resources

PDP Certified Administrator
Leadership Bixby Graduate

Lee is responsible for all of the human resource efforts at Cowen, from recruiting and hiring to creating and managing processes and systems that streamline the company and team workflow, to implementing and training team members on new software and applications. Lee’s creative, forward-thinking approach makes her a valuable asset to the Cowen leadership team.


  • Oklahoma 40 Under 40, 2019