Trusted Partner in Dallas, TX

Delivering High-Quality HVAC Services with Precision

At Castro Mechanical LLC, we’re proud to serve Dallas, Texas, with dependable heating and cooling solutions designed for both homeowners and businesses. From system installations to repairs and maintenance, we deliver modern, efficient, and long-lasting HVAC services built for the demanding Texas climate. Our proven methods, advanced equipment, and meticulous attention to detail ensure every project is completed with precision, transparency, and care.

No matter the size or complexity of your HVAC needs, our team is committed to delivering reliable performance, improved comfort, and complete customer satisfaction.

Why Homeowners and Businesses in Dallas Trust Castro Mechanical:

Locally trusted HVAC experts with years of experience
Fair, upfront pricing with flexible service options
Streamlined, efficient process from inspection to completion
Certified and insured professionals dedicated to your comfort
A strong reputation built on quality, reliability, and integrity

Tailor-Made Heating & Cooling Excellence Just for You

From seasonal tune-ups to full HVAC system installations, Castro Mechanical LLC provides a comprehensive range of services designed to keep your home or business comfortable, efficient, and safe. Whether you need heating repairs, AC replacements, or routine maintenance, our certified professionals deliver dependable results with honesty, precision, and pride.

Protect your comfort with HVAC solutions built to last—powered by quality equipment, expert workmanship, and reliable service trusted throughout the DFW area.

HVAC INSTALLATIONS & Repairs

When it’s time to upgrade, replace, or repair your heating or cooling system, we use high-quality equipment and proven service practices to ensure long-lasting performance. Count on Castro Mechanical LLC to restore your comfort, improve energy efficiency, and deliver HVAC solutions built to withstand the demands of Texas weather all year long.

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RESIDENTIAL HVAC SERVICES

We deliver fast, reliable heating and cooling services to keep your home comfortable and efficient year-round. From AC breakdowns to heating issues and airflow problems, our skilled technicians diagnose and fix problems before they worsen—ensuring your system stays strong, safe, and dependable in every season.

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commercial HVAC SERVICES

Through detailed inspections, proactive maintenance, and expert system care, we help prevent costly issues, improve efficiency, and extend the lifespan of your equipment—ensuring your business stays comfortable and productive year-round.

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What Our Satisfied Clients Have to Say About Castro Mechanical

We pride ourselves on delivering exceptional results and reliable comfort for every client. Hear directly from homeowners and businesses who’ve trusted us with their heating and cooling needs.

☆☆☆☆☆

“Castro Mechanical fixed our AC faster than we expected and walked us through every step of the repair. Their professionalism and honesty made the whole experience stress-free.”

Rene K.

☆☆☆☆☆

“We upgraded our HVAC system with Castro Mechanical, and the difference in comfort and energy efficiency was immediate. Their team was punctual, respectful, and incredibly knowledgeable.”

Luisa B.

☆☆☆☆☆

“From the inspection to the final installation, everything was smooth and well-communicated. I highly recommend Castro Mechanical for anyone needing reliable heating and cooling services."