License # 551809
Mr. Ryan has been involved in the commercial real estate business for nearly 20 years, 15 years of which he has spent at Colliers.
Walker joined Colliers in the Office Services Group in 2006, specializing in tenant representation and owner representation. Walker has been a top producer at the Houston office since 2013.
Prior to joining Colliers, Mr. Ryan began his career at The Friedkin companies as a Financial Analyst, and in 2001 made a transition to Lewis Realty Advisors as an appraiser. Following that, Walker accepted a position with Avail Consulting (formerly Arthur Andersen’s valuation group) in their Real Estate division. In 2005, Walker made the move to U.S. Trust, as a Vice President in the Business Development division.
Walker’s abilities to determine value, to run and understand financial models and to work well with clients, coupled with his market knowledge, and working experience with the leading commercial brokerage firms, building owners, REITS, developers, property management companies and financial institutions make him an asset to all of his clients in their real estate decision-making process.
- Colliers' Titan Award (2012, 2014 - 2019, 2021)
- CRE Investment Heavy Hitter Houston Business Journal (2019)
- Colliers' Top 10 Producer (2014, 2015, 2018)
- Real Estate Sales Agent's License, Texas
- BBA in Finance, Baylor University
Memberships & Involvements
- Chapelwood United Methodist Church
- Hearts Association
- Young Hearts Association
- First Tee Association
- Cadence Bank
- CHRISTUS Health
- Bridgewood Development
- Health Care REIT
- Neptune Marine
- Medica Development
- Northern Natural Gas
Director of Market Research
Lisa joined Colliers in 2010 as Director of Market Research and has 37 years of commercial real estate experience. Lisa initiates proactive market research projects to further the business goals of the company. She writes and prepares 29 market reports annually, including quarterly reports on Houston's retail, office, industrial and healthcare properties. Further, she prepares statistical ownership reports for various clients as well as an annual Houston Economic Overview. Lisa also creates PowerPoint market presentations, trade journal articles, and other marketing materials supporting the company's business endeavors. She works with senior management in planning the company's marketing strategy and public relations support for local and national conferences, luncheon meetings, recruitment programs, and special events. Lisa works closely with the company's brokers to develop effective custom market research material specific to existing and potential clients.
Lisa serves on the Colliers Editorial Board, the Colliers U.S. Research Council, and is a recipient of the Colliers Researcher of the Year Award.
Lisa earned the Commercial Property Research Certification (CPRC) from Colliers University. CPRC is the first and only accreditation for commercial real estate research professionals. It offers a professional development path to increase strategic and tactical expertise in marketing/research, knowledge of the industry and capabilities with commercial real estate tools.
Director, Financial Analytics
Bringing 32 years of experience in commercial real estate, Marilynne joined Colliers in 2018 to provide financial analysis to the company’s leasing and investment sales teams for all types of assets, including the following types of financial analysis:
- lease renewal and relocation comparisons
- mid-term lease renegotiations (“blend and extend”)
- lease buyouts
- sublease disposition/recovery
- build-to-suit vs. design-build
- lease vs. buy
- own vs. sale/leaseback
- landlord net effective rate
- discounted cash flows
Prior to joining Colliers, she specialized in advising companies regarding their financial analysis for commercial real estate requirements or investments for 17 years. Marilynne also has a background in commercial mortgage underwriting/loan originations and commercial real estate appraisal.
Executive Client Services Specialist
Ms. Prati leads the operational structure in the representation of users of real estate with a primary focus in occupier advisory and corporate services encompassing the lease, purchase, sale, and structured finance of real property.
Carrie has more than 16 years of experience in highly productive team direction which includes client process optimization, real time marketing, client information systems, and lease and portfolio management.
Her experience with organizational structures is a strength. With Charles Fertitta, she formulates the most productive teams to offer a tailor fit approach to each client and transaction.