At Big Dog, we’re not just seasoned experts with a toolbox; we’re your neighbors, armed with decades of experience, and a genuine passion for transforming the way you experience home care. Born from a desire to challenge the status quo, we’ve created a space where honesty, exceptional service, and a bit of humor redefine what it means to be a heating and cooling service provider. Here, we don’t just fix your systems; we empower you with knowledge, advocate for your interests, and ensure that each service call enhances your home’s comfort and your understanding of it. Join us in this journey of trust, quality, and a little fun along the way – because at Big Dog, we believe that the best service is about more than just technical expertise; it’s about building a warm, lasting relationship with you.






We leverage decades of hands-on expertise in every service call, ensuring unparalleled proficiency and deep-rooted knowledge in every job we do.
Educating and empowering homeowners is at our core, helping you make informed decisions for long-term comfort and efficiency in your home.
Unwavering honesty in every interaction, providing genuine advice and solutions that prioritize your needs and interests, not our bottom line.
Offering competitive prices with complete transparency. No hidden fees, no surprises – just fair, clear pricing that respects your budget.
Dedicated to enriching our Denver community, we engage in local events and actively support initiatives that enhance the well-being and comfort of our neighbors
Ensuring a rapid, reliable response to service calls and inquiries, so you’re never left waiting when you need help the most.
Big Dog stands out with our blend of deep industry experience, unwavering commitment to honesty, and our unique approach of treating every client like a neighbor. We’re not just service providers; we’re community members dedicated to your comfort.
Our team is composed of seasoned professionals, each boasting 10-30 years in the HVAC industry. This wealth of experience ensures top-quality service, deep knowledge, and a passion for excellence in every job.
Yes, we understand that HVAC issues can be urgent. We offer rapid and reliable emergency services to address your heating and cooling needs promptly, ensuring your comfort is restored as quickly as possible.
We’re committed to being a positive force in Denver. We donate a portion of our profits to local shelters and community organizations, and actively engage in local events and educational initiatives to support and uplift our neighbors.
Absolutely! We pride ourselves on tailoring solutions to each customer’s specific needs. Whether it’s a unique home layout or specific comfort requirements, we design solutions that are the perfect fit for your space.
Our pricing is competitive and transparent, with no hidden fees. We believe in honest, upfront communication about costs. We also offer financing options to make payments easier and stress-free for our clients.
Yes, we stand behind our work with robust warranties for both services and products. We believe in the quality of our work and want our customers to feel confident and secure in their investment.
Quality is our top priority. We utilize the latest tools and techniques, adhere to the highest industry standards, and conduct thorough quality checks on all our work to ensure the highest level of service.
We handle a wide range of HVAC systems, including traditional heating and cooling systems, modern energy-efficient models, water heaters, and more. Our team is equipped to install, maintain, and repair a variety of systems to meet your specific needs.
Scheduling a service is easy! You can give us a call, text, send an email, or fill out the contact form on our website. We’ll get back to you promptly to discuss your needs and set up a convenient service time.
Ready for a breath of fresh, cool air in home comfort services? We thought so. Here, it’s not just about fixing units; it’s about building relationships, sharing laughs, and ensuring every call leaves your home and your spirits lifted. Forget the formalities and frustrating service of the past. With us, it’s like calling up a savvy friend who just happens to be an HVAC whiz. So, why wait? Let’s chat about how we can make your home the coziest spot in Denver. We’re just a friendly bark or wag away!