officers

  • PATSY FRETWELL, President

    Patsy Fretwell is a Senior Market Analyst with Commercial Gateway, the

    commercial division of the Houston Association of Realtors (HAR).

    A charter member of CRERF, she has over 25 years of real estate

    research/communications experience with several brokerage and local

    research/consulting firms.  Prior to getting involved in the real estate

    community, she worked as a reporter/editor for several local

    publications. She earned a Bachelor’s Degree in Journalism / History

    Teacher Education from the University of Houston. Email

  • LISA BRIDGES, Vice President

    Lisa Bridges joined Colliers in 2010 as Director of Market Research

    bringing 26 years of commercial real estate experience to the firm. She

    writes and prepares 27 market reports annually which include quarterly

    reports on Houston's retail, office, industrial and medical office

    properties. She prepares statistical ownership reports for clients and an

    annual Houston Economic Overview. Lisa also prepares presentations,

    trade journal articles, and other marketing materials. She works with

    senior management to plan the company's marketing strategy and

    public relations support for local and national conferences, recruitment,

    and special events. She works closely with brokers to develop effective

    custom market research material specific to both existing and potential

    clients. Lisa is involved with the Colliers International US Research

    Council and was awarded Colliers International Researcher of the Year

    in 2012. Email.

  • ANGIE HAMILTON, Secretary

    Angie Hamilton serves as Research Team Lead for the CBRE Houston market, overseeing day-to-day research operations and database management and working closely with local leadership to facilitate cross collaboration and ensure internal and external client needs are met. Angie works with a diverse research team tasked with market analysis, quarterly analysis and reporting, and data integrity to support research needs for the brokerage, capital markets, investment properties, valuation and asset services divisions. Prior to becoming Team Lead, Angie was a Research Analyst focusing on the office line of business. In her role, Angie maintained the office database, calculated quarterly numbers to track industry information, trends and statistics for the Houston market and completed focused research and analysis for client reports and meetings.​​ Email

  • RACHEL ALEXANDER, Treasurer

    Rachel serves as the Research Manager for JLL’s Houston office. She oversees market research initiatives and is responsible for providing data analysis and insights across all property types. In addition to quarterly market and submarket reports, Rachel performs research projects for clients including market forecasting and evaluating economic and demographic trends, as well as new business proposals and pitches. Prior to joining JLL in 2016, Rachel was the Director of Market Research for Transwestern for five years. She received a Bachelor’s degree in Finance with a concentration in Real Estate from the University of Texas at Austin and is a licensed Texas real estate salesperson. Email

  • LYNN CIRILLO, past President

    Lynn Cirillo serves as Director of Analytics for Xceligent, a leading provider of verified commercial real estate data. Prior to that, she was the Regional Research Manager for CBRE’s South Central US region covering Texas, Oklahoma, Nebraska, Arkansas, Louisiana and Texas/Mexico border cities. With over 28 years of cross-functional commercial real estate experience, Ms. Cirillo employs a strategic approach in utilizing her experience and market knowledge. Ms. Cirillo's diverse commercial real estate background includes property management, marketing, investment analysis, brokerage, project management and research. This experience, coupled with her in-depth knowledge, allows for a wide variety of comprehensive, quality reporting and analysis available to clients and professionals measured with the current market trends in commercial real estate.

  • ARIEL GUERRERO, past Vice President

    Ariel Guerrero serves as a Senior Vice President / Director of Research of PM Realty Group's Research & Market Analytics Group. With over 13 years of experience in the real estate industry, Ariel is responsible for the overall daily management of all research-related activities within PMRG's Central Division. Prior to joining the firm in 2011, he served as Regional Vice President of Grubb & Ellis' Research & Client Services Group for the Texas region. His professional experience includes market research and demographic analysis, budgetary development, revenue forecasting, statistical and data modeling as well as survey development and data acquisition. Ariel attended Texas A&M University where he earned a Bachelor of Business Administration in Marketing.

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