JE Dunn to Appoint Colby Cox Legal Chief
The Kansas City construction firm will see Colby Cox take over the chief legal officer role on January 1, 2027.
Updated on Oct. 30, 2026 in People

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JE Dunn is set to appoint Colby Cox as its new chief legal officer effective January 1, 2027. Cox will replace longtime executive Tom Whittaker, who plans to retire on that same date.
Why it matters
The transition represents a significant change in leadership for the Kansas City-based firm as it navigates complex risk, compliance, and growth initiatives. Cox is expected to steer the company's legal and governance strategy following Whittaker's three-decade tenure.
Tom Whittaker leaves the firm after more than 30 years, while Colby Cox brings 11 years of prior experience from his previous tenure at the company. JE Dunn also recently expanded its advanced technology group and launched Form Off-Site Solutions.
The players
Colby Cox
He is the incoming chief legal officer who previously held leadership roles at EMJ and Gray.
Tom Whittaker
He is the outgoing chief legal officer retiring after more than 30 years with the construction company.
JE Dunn
This Kansas City-based company is a major construction firm known for its work in large-scale commercial building projects.
The details
Colby Cox will assume oversight of legal, risk, compliance, governance, and growth initiatives for the construction firm. He joins the team following previous roles as chief legal officer at Gray and EMJ.
Timeline
Tom Whittaker began his career at JE Dunn in 1994.
Colby Cox previously worked at the firm from 2006 to 2017.
JE Dunn launched Form Off-Site Solutions in April 2026.
The firm expanded its advanced technology group in August 2026.
Colby Cox assumes the chief legal officer role on January 1, 2027.
Market Landscape
The appointment follows the heightened corporate governance standards established by the Sarbanes-Oxley Act of 2002. This move reflects a broader trend of construction firms prioritizing experienced legal leadership to manage industry risk and complex growth.
Clients and partners should expect consistent operations as the company manages its transition in leadership. The appointment does not immediately change service delivery or standard contractual processes for ongoing construction projects.
The takeaway
Executive transitions at major firms are critical inflection points for long-term governance and stability. Understanding leadership shifts helps stakeholders identify potential changes in company risk management and strategic direction.
Further reading
For more on local leadership changes, visit the Kansas City People section.
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