Floor Furnace Repair Specialist

Keep your home safe, warm, and efficient with our expert floor furnace repair services.

Your Year-Round Heating and Cooling Experts

Trusted HVAC services to keep your home comfortable in every season.

Clean, Comfortable Air for Every Space

Efficient HVAC systems designed for healthier, more breathable indoor environments.

Reliable HVAC Installation, Maintenance and Repairs

Fast, professional service for all your heating and cooling needs.

Welcome to Guido's Service – Your Local HVAC Experts

With over 30 years of experience, Guido’s Service proudly serves Contra Costa and Alameda counties with professional HVAC installation, maintenance, and repair. Whether you need to upgrade your system, schedule a seasonal tune-up, or fix a sudden breakdown, our team is here to deliver fast, reliable, and high-quality service. Your comfort is our priority—every season, every time.

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Guido's HVAC Services

Advantages

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Over 30 Years of Proven Experience
With more than two decades of experience in the HVAC industry, we’ve handled everything from complex system installations to urgent repairs. Our long-standing expertise ensures that each project is completed efficiently, professionally, and with a deep understanding of the best practices that deliver reliable and lasting results.
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Local Service You Can Trust
Serving Contra Costa and Alameda counties, we know the specific heating and cooling needs of our region. Our team is familiar with local building codes, weather patterns, and energy efficiency requirements—giving you peace of mind and personalized solutions you won’t get from out-of-town providers.
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Full-Service HVAC Solutions
Whether you’re installing a brand-new HVAC system, scheduling routine maintenance, or need fast emergency repairs, we offer comprehensive services under one roof. Our technicians are trained to handle residential and commercial systems alike, ensuring comfort and efficiency for every space.
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Quality Work, Fair Pricing
We believe top-tier service shouldn’t come with surprise costs. That’s why we’re committed to delivering honest quotes, competitive rates, and no hidden fees. From the first inspection to the final check, you’ll receive quality workmanship and respectful service that fits your budget and exceeds expectations.
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Ready for reliable HVAC service?

Contact Guido’s Service today to schedule your installation, maintenance, or repair.

Call us now or request a free estimate online — your comfort starts here!

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Guido's

HVAC SERVICES

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HVAC Installation
Professional installation of heating and cooling systems tailored to your space, ensuring optimal performance, energy efficiency, and long-term reliability for both residential and commercial properties.
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System Replacement
Professional installation of heating and cooling systems tailored to your space, ensuring optimal performance, energy efficiency, and long-term reliability for both residential and commercial properties.
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Floor Furnace Specialist
Guidos Service specializes in floor furnace repair across Oakland, Hayward, and the East Bay. We service hard-to-reach crawl spaces, restoring older heating systems with safe, reliable, and professional solutions.
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Preventive Maintenance
Scheduled inspections and tune-ups that extend the life of your HVAC system, reduce energy costs, and prevent unexpected breakdowns during extreme weather conditions.
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Emergency Repairs
Fast, reliable repair services available when you need them most. We diagnose and fix urgent HVAC issues to restore comfort and avoid downtime in homes and workplaces.
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Air Duct Cleaning
Thorough cleaning of air ducts to improve airflow, eliminate contaminants, and enhance indoor air quality for healthier living and working environments.
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Commercial HVAC Services
Specialized HVAC solutions for offices, retail stores, restaurants, and other commercial buildings—customized to meet the specific demands of high-traffic or large-scale environments.
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Indoor Air Quality
Installation of air purifiers, filters, and humidity control systems to maintain clean, balanced air and reduce allergens, pollutants, and odors in your space.
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Thermostat Upgrades
Smart thermostat installation for better climate control, remote access, and improved energy efficiency. Take control of your indoor comfort with modern temperature management solutions.
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Why Choose Guido’s Service for Your HVAC Needs

At Guido’s Service, we understand that heating and cooling are more than just comfort—they’re essential to daily living and smooth business operations. That’s why we offer tailored HVAC solutions for both residential and commercial clients throughout Contra Costa and Alameda counties.

With over 30 years of hands-on experience, our team is equipped to handle everything from brand-new installations to emergency repairs and ongoing maintenance plans. For homeowners, this means peace of mind, energy-efficient systems, and a comfortable home environment year-round. For business owners, it means reliable service that minimizes downtime, keeps employees and customers comfortable, and helps lower operational costs through smarter HVAC performance.

We take pride in offering clear communication, fair pricing, and top-quality workmanship on every job. Whether you’re building new, upgrading an old system, or just need seasonal maintenance, Guido’s Service delivers the professionalism, speed, and results you can trust—every time.

Choose us, and experience the difference of working with a local team that truly cares about your comfort and success.

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Guido's

About Us

At Guido’s Service, we bring over 30 years of experience delivering professional HVAC solutions to residential and commercial clients across Contra Costa and Alameda counties. Founded on integrity, craftsmanship, and personalized attention, our company has built a reputation for reliability, honest service, and long-lasting results.

We specialize in the installation, maintenance, and repair of heating, ventilation, and air conditioning systems. Whether you need a full system upgrade, seasonal maintenance, or an emergency repair, our expert technicians are ready to help—always with quality work and fair pricing.

As a locally owned and operated company, we understand the unique climate challenges of the Bay Area and tailor every job to your specific needs. We take the time to explain your options, answer your questions, and ensure that your system is efficient, safe, and built to last.

Your comfort is our priority. That’s why we’re committed to offering dependable service, clear communication, and solutions that make a difference. When you choose Guido’s Service, you’re not just hiring an HVAC contractor—you’re partnering with a team that cares about your home, your business, and your peace of mind.

Let us help you breathe easier—season after season.

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Our Clients Endorse Us

Discover what our satisfied customers say.

At Guido’s HVAC Service, our commitment is your complete satisfaction. These real reviews reflect the quality and professionalism we deliver in every HVAC service. Trust the experts.

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We're Here to Help

Have a question or need HVAC service? Whether you’re looking for a new installation, routine maintenance, or urgent repairs, our team at Guido’s Service is ready to assist you. We proudly serve Contra Costa and Alameda counties with fast, friendly, and professional support.

Give us a call, send us a message, or request a free estimate—we’ll get back to you as soon as possible. Your comfort is just one call away.