Chief Operating Officer
Who We Are
Built for serious decisions.
GUILLEN is a South Florida real estate brokerage built on numbers-first underwriting, institutional-grade packaging, and direct execution. We advise owners, investors, and end-users across multifamily, industrial, retail, development land, hospitality, medical, offices, and residential.
We combine deep market knowledge with clear communication and disciplined follow-through. If the plan doesn't hold up in a spreadsheet, we don't sell it.
3
Counties
7+
Asset Classes
5
Business Lines
Strategy
Pricing + positioning that creates demand
Packaging
Institutional materials & underwriting
Execution
Direct outreach + negotiation + close
Leadership & Advisors
The team behind every deal.
Built for fast execution, clear communication, and numbers-first advice.
Gemma Ruiz
Sales Advisor
Gemma Ruiz is a Sales Advisor at GUILLEN focused on delivering responsive, detail-driven support for buyers and sellers throughout the transaction process.… Gemma Ruiz is a Sales Advisor at GUILLEN focused on delivering responsive, detail-driven support for buyers and sellers throughout the transaction process. She’s known for clear communication, strong follow-through, and making sure clients feel confident at every step.
Freya Muniz
Sales Advisor
Freya Muniz is a Sales Advisor at GUILLEN who helps clients navigate residential and investment opportunities with a practical, results-oriented approach.… Freya Muniz is a Sales Advisor at GUILLEN who helps clients navigate residential and investment opportunities with a practical, results-oriented approach. She brings sharp organization, market awareness, and a calm, professional presence from first call to closing.
Zehyly Heravi
Sales Advisor
Zehyly Heravi is a Sales Advisor at GUILLEN dedicated to helping clients identify the right property and move decisively with the right information.… Zehyly Heravi is a Sales Advisor at GUILLEN dedicated to helping clients identify the right property and move decisively with the right information. She’s recognized for her professionalism, strong client advocacy, and commitment to a smooth, well-managed experience.
Martin Palomo
Sales Advisor
Martin Palomo is a Real Estate Sales Advisor at GUILLEN specializing in identifying value, managing the details, and guiding clients through smart real estate decisions.… Martin Palomo is a Real Estate Sales Advisor at GUILLEN specializing in identifying value, managing the details, and guiding clients through smart real estate decisions. With a process-driven approach and strong local market knowledge, he supports buyers, sellers, and investors from strategy to closing.
Yolymiler Diaz-Guillen
Founder & CEO
Yolymiler Diaz-Guillen is the Founder and CEO of GUILLEN, leading the firm with a reputation for integrity, disciplined execution, and client-first service.… Yolymiler Diaz-Guillen is the Founder and CEO of GUILLEN, leading the firm with a reputation for integrity, disciplined execution, and client-first service. He oversees strategic growth across commercial and residential real estate, guiding investors, owners, and buyers through complex transactions with clear communication and trusted expertise.
Asset Classes
What We Work On
Core asset classes and typical deal profiles across South Florida.
01
Multifamily
Stabilized, value-add, and redevelopment-driven opportunities.
02
Industrial
Warehouses, flex space, and owner-user industrial sites.
03
Retail + Land
Neighborhood retail and development land strategy.
Ready to hustle?
Interested in joining our team?
We're growing across South Florida. If you have a hustle mindset, integrity, and the drive to execute, we want to hear all about you.
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