Who We Are at GAC Glass

Darren Christian

Managing Director

As Managing Director at GAC Glass, Darren brings extensive experience in business leadership, construction, and luxury residential development. A University of Illinois graduate with a BS in Economics, he began his career in corporate America, holding key roles at Hershey Chocolate USA before transitioning into high-end home building in downtown Chicago.

Since relocating to Florida in 2021, Darren has focused exclusively on impact glass solutions, becoming a leader in the commercial and luxury residential market. His blend of corporate expertise and hands-on construction experience ensures GAC Glass delivers superior quality, innovation, and customer satisfaction.

Alejandro Vargas

Managing Partner

As Managing Partner at GAC Glass, Alejandro brings extensive experience in the glass and glazing industry. With over 30 years in commercial and residential construction, he has overseen impact window, door, and curtain wall installations on projects ranging from luxury estates to large-scale developments. His career reflects a strong balance of technical expertise and business leadership.

Since joining GAC Glass, Alejandro has focused on driving innovation and maintaining the company’s reputation for precision and quality. His collaborative approach with architects, builders, and developers ensures every project is completed to the highest standards of safety, efficiency, and design.

Aline Frota

Commercial Account Executive

As Sales Representative at GAC Glass, Aline Frota brings a strong background in sales, entrepreneurship, and customer service. She began her professional journey in Rio de Janeiro, launching her first business at just 20 years old and developing a deep passion for personal growth and business development.

Fluent in English, Portuguese, and Spanish, Aline connects easily with a wide range of clients across commercial and luxury residential projects. Her focus on tailored solutions, relationship-building, and client success ensures every GAC Glass project is handled with professionalism, care, and a commitment to excellence.

Paula Bennett

Commercial Account Executive

Paula Bennett is a relationship-driven Commercial Account Executive who focuses on building strong, strategic partnerships that deliver measurable results. With a background in commercial client management and solution-based sales, she approaches every project with professionalism, clarity, and a commitment to understanding each client’s unique objectives.

Known for her approachable demeanor and disciplined follow-through, Paula leads with integrity and responsiveness. She simplifies complex processes, anticipates client needs, and ensures seamless coordination from initial conversation through execution, making her a trusted resource and an essential part of her team’s success.

Sofia Delgado

Office Manager

As Office Manager at GAC Impact Windows and Doors, Sofia brings years of experience in operations, administration, and team coordination. She plays a key role in streamlining office processes, managing client communications, and ensuring seamless workflow across departments.

With a strong background in organizational management, Sofia excels at optimizing efficiency, overseeing daily operations, and supporting both internal teams and customers. Based in Miami, she is known for her attention to detail, problem-solving skills, and commitment to delivering exceptional service that keeps the business running at peak performance.

Camila Restrepo

Commercial Estimator

As Commercial Estimator at GAC Impact Windows and Doors, Camila Restrepo supports bid preparation, material takeoffs, and pricing for large-scale residential and commercial projects. Based in Barranquilla, Colombia, she brings technical accuracy and efficiency to our South Florida operations.

With a background in architectural engineering, Camila collaborates with project managers and builders to deliver competitive, timely estimates. Known for her precision and responsiveness, she plays a key role in supporting luxury homebuilders and commercial developers.

Lucía Torres

Residential Estimator

Lucía supports GAC’s residential division with detailed, accurate estimates tailored to high-end glass projects. From impact windows to custom interiors, she ensures every proposal aligns with the client’s vision and budget.

With a background in architectural drafting and a sharp eye for detail, Lucía works closely with project managers and design teams to streamline planning and pricing. Her technical precision and clear communication help bring even the most complex residential projects to life.

Carlos Mendoza

Commercial Project Manager

As Commercial Project Manager at GAC Glass, Carlos brings over 20 years of experience in commercial construction and glazing. He has managed impact glass systems for hospitals, office towers, and mixed-use projects, overseeing schedules, permitting, and installation from start to finish.

Carlos works directly with builders and architects to keep projects compliant, inspected, and delivered on time. His straightforward approach and field experience make him a dependable lead on complex commercial jobs across Florida.