Thom Ridnour
Senior Vice President

Professional Experience
Associated Office
Contact
Thom Ridnour is a Senior Vice President with CBRE’s Office Investor Leasing team in Dallas. Thom collaborates across lines of business to leverage the investor relationships he has formed during his career as well as the experience he has in multiple southwest cities and submarkets. He is able to produce results by utilizing years of personal relationships with tenants and leading brokers of the entire Texas market.
Prior to joining CBRE, Thom was a Senior Vice President at Parmenter, where he led the leasing efforts for a 3.2-million-square-foot portfolio as well as acquisition and disposition guidance.
Prior to Parameter, Thom was Executive Vice President/COO of RSG/Principal for Clayco, a renowned design-build developer in St. Louis, where he handled the strategic operations for the Realty Services Group. He had oversight of all operations to accomplish the coast-to-coast projects the group pursued.
Prior to Clayco, Thom led the Dallas and Tulsa operations for Trizec Properties, one of the largest real estate investment trusts in North America with 36 million square feet of properties and revenues of $722 million. He managed a 6.2 million square foot portfolio of Dallas properties that included Renaissance Tower, Plaza of the Americas, Bank One Center and Galleria Office Towers and the one million square foot Williams Center in Tulsa. He completed over 4.4 million square feet of lease transactions in his six-year career with Trizec before the company was sold in 2006.
Prior to joining CBRE, Thom was a Senior Vice President at Parmenter, where he led the leasing efforts for a 3.2-million-square-foot portfolio as well as acquisition and disposition guidance.
Prior to Parameter, Thom was Executive Vice President/COO of RSG/Principal for Clayco, a renowned design-build developer in St. Louis, where he handled the strategic operations for the Realty Services Group. He had oversight of all operations to accomplish the coast-to-coast projects the group pursued.
Prior to Clayco, Thom led the Dallas and Tulsa operations for Trizec Properties, one of the largest real estate investment trusts in North America with 36 million square feet of properties and revenues of $722 million. He managed a 6.2 million square foot portfolio of Dallas properties that included Renaissance Tower, Plaza of the Americas, Bank One Center and Galleria Office Towers and the one million square foot Williams Center in Tulsa. He completed over 4.4 million square feet of lease transactions in his six-year career with Trizec before the company was sold in 2006.
Education
- University of Cincinnati, Bachelor of Business Administration in Finance and Marketing
Pro Affiliations / Accreditations
- CCIM, Certified Commercial Investment Member
- Texas Real Estate Broker
- Member, NTCAR
- Past Executive Board Member of Downtown Improvement District Board
- Transwestern - Senior Vice President – 15 years
- Centre Development – Vice President – 5 years
Significant Transactions
- Republic Center
Re-Development
1,300,000 SF - Payless Shoesource
BTS/Development
600,000 SF - The Centre – IV & V
Development/Lease
577,000 SF - Blockbuster Video
Lease
350,000 SF - Express Scripts
BTS/Development
335,000 SF - One Panorama Center
Development/Lease
208,000 SF - Arapaho Business Park - IX-XII
Development/Lease
206,000 SF - Texas Instruments
Lease
201,000 SF - Re-Mount
Development
200,000 SF - Addison Business Park
Development/Lease
180,000 SF - Las Colinas Corporate Center I
Development/Lease
175,000 SF - Amber Trail Corporate Park
Development/Lease
145,000 SF
Clients Represented
- Hilltop Securities
Lease
135,000 SF - Neiman Marcus
Lease
130,000 SF - FedEx-Kinkos
Lease
110,000 SF - Trend Micro
Lease
103,000 SF - Voicestream Wireless
BTS/Development
65,000 SF - RTKL Architects
Lease
64,000 SF - WU-BJ Hospital M.O.B.
BTS/Development
60,000 SF - Daisy Brand
Lease
52,000 SF - Texas Baptists
Lease
45,000 SF - Farmington Business Park
Land Development
120 Acres - Silos Business Park – Tulsa
Land Development
80 Acres
- Intercontinental
- SKW Funding
- Angelo Gordon
- PIMCO
- Parmenter
- Younan
- Ascent Advisors
- Clayco
- Venture One
- Wrightwood
- Trizec
- Koll Bren
- Arcon
- New York Life
- U.S. Realty
- Prudential