Whether your heating isn't working, your air conditioner isn't cooling, or you're dealing with flickering lights or overloaded circuits, these problems require a fast, professional solution. Green City Heating and Air Conditioning delivers reliable heating, air conditioning and electric service in Sammamish, WA, with licensed experts who diagnose and fix issues correctly the first time. We prioritize same-day service, offering high-quality craft backed by over 30 years of experience.

How to Choose the Best HVAC & Electric Service Provider
Selecting the right company for your HVAC and electrical needs can be challenging, especially with so many options. However, a few key factors can help you make the best choice:
- Experience and Certifications: Choosing an experienced company ensures reliable service. Green City Heating and Air Conditioning has served Sammamish, WA, for over 30 years and holds BBB accreditation, showcasing our commitment to quality and trust.
- Licensed and Insured Professionals: Always confirm that the HVAC and electrical technicians working on your property are completely licensed, insured, and trained to handle installations, repairs, and inspections safely and efficiently.
- Service Guarantees: A reputable provider offers service warranties and satisfaction guarantees, ensuring customers receive top-quality work with peace of mind, knowing their HVAC or electrical system is in expert hands.
- Customer Reviews: Reading customer feedback helps you gauge service reliability. Check verified testimonials about us to see why homeowners and businesses trust us for expert solutions.
- Comprehensive Services: Working with a company that provides both HVAC and electrical services saves time and ensures seamless solutions, eliminating the hassle of hiring multiple contractors for different system needs.
Choosing a trusted provider for HVAC and electrical services ensures quality, safety, and reliability. With licensed professionals, strong guarantees, and proven expertise, our team delivers seamless, customer-focused solutions.
Pro Tips to Keep Your HVAC & Electrical Systems in Top Condition
Timley maintenance can prevent costly breakdowns and improve efficiency. Here are some essential tips:
HVAC System Maintenance:
- Replace Air Filters Regularly: Swap out air filters every 1–3 months to prevent dust buildup, improve indoor air quality, and ensure your HVAC system runs efficiently.
- Schedule Seasonal Maintenance: Book professional HVAC tune-ups before summer and winter to detect potential issues early, prevent sudden failures, and maintain peak system performance.
- Keep Vents and Ducts Clean: Clear debris, dust, and obstructions from vents and ducts to improve airflow, enhance efficiency, and reduce strain on your heating and cooling system.
Electrical System Maintenance:
- Prevent Overloaded Outlets: Avoid plugging multiple high-wattage appliances into a single outlet to reduce the risk of overheating, electrical fires, and frequent circuit breaker trips.
- Check Safety Alarms Regularly: Test smoke detectors and carbon monoxide alarms monthly, replace batteries as needed, and ensure they are properly positioned for maximum safety and early detection.
- Upgrade Old Wiring: Replace outdated or damaged wiring to improve energy efficiency, prevent electrical shocks, and reduce the risk of dangerous short circuits or fire hazards.
Routine inspections can save you money on repairs while keeping your home or business safe. Green City Heating and Air Conditioning offers expert maintenance to keep your systems running smoothly. Book an inspection now!
Full-Service HVAC Solutions for Your Space
Whether you need heating, cooling, or indoor air quality solutions, Green City Heating and Air Conditioning has you covered:
- Heating Services: Whether you need a new furnace, heat pump, or ductless system, our skilled technicians provide expert installation, repair, and maintenance. We ensure your heating system runs efficiently, keeping your home or business warm and comfortable throughout the colder months.
- Air Conditioning Services: Beat the summer heat with professional AC installation, repair, and routine maintenance. Our team ensures optimal cooling efficiency, helping you reduce energy costs while maintaining a consistently comfortable indoor environment, even on the hottest days in Sammamish, WA.
- Indoor Air Quality Solutions: Improve the air you breathe with advanced solutions like whole-house humidifiers, high-efficiency air purifiers, and customized ventilation systems. We help reduce allergens, remove pollutants, and balance humidity levels for a fresher, healthier indoor environment.
- Ductwork Services: Proper airflow is essential for HVAC efficiency. We offer duct installation, sealing, and cleaning to ensure your system operates at peak performance. Well-maintained ductwork reduces energy waste, prevents uneven temperatures, and improves indoor air quality in your home or business.
Ensuring year-round comfort starts with reliable HVAC solutions. From heating and cooling to air quality and ductwork services, we provide expert care to keep your home efficient, comfortable, and safe in every season.
Professional Electrical Services: Repairs, Installations & More
Electrical work requires precision and expertise to ensure safety and compliance. Our licensed electricians handle all types of residential and commercial projects, including:
- Electrical Panel Upgrades: An outdated electrical panel can cause frequent breaker trips and limit your home’s power capacity. Upgrading to a modern panel enhances safety, supports high-energy appliances, and prevents electrical overloads, ensuring consistent and reliable power throughout your home or business.
- Lighting Solutions: Proper lighting enhances ambiance, security, and energy efficiency. We install indoor and outdoor lighting, including recessed lighting, landscape illumination, and LED retrofits. Our energy-efficient solutions reduce electricity costs while brightening your space with modern, long-lasting fixtures tailored to your specific needs.
- Outlet & Wiring Repairs: Faulty wiring and outdated outlets pose serious safety hazards. To enhance electrical safety, we replace damaged outlets, upgrade old wiring, and install GFCI-protected receptacles. Our services ensure stable power distribution, preventing short circuits, flickering lights, and potential fire risks.
- Surge Protection: Power surges can damage electronics, appliances, and your electrical system. Installing whole-home surge protection prevents costly repairs by diverting excess voltage away from sensitive devices. Our solutions safeguard your home against lightning strikes, grid fluctuations, and unexpected electrical spikes.
Upgrading your electrical system enhances safety, efficiency, and reliability for your home or business. Trust our expert electricians for top-quality service. See why customers recommend us—read our 5-star reviews today!
Flexible Financing Options for HVAC & Electrical Services
We understand that HVAC and electrical repairs or installations can be unexpected expenses. That’s why Green City Heating and Air Conditioning offers financing solutions to make home comfort upgrades affordable:
- Easy Approval Process: Our financing application is quick and hassle-free, allowing you to get approved with minimal paperwork and flexible terms that fit your budget without unnecessary delays.
- Low Monthly Payments: Enjoy affordable monthly installments that make upgrading your HVAC system or electrical service manageable, ensuring your home stays comfortable and energy-efficient without straining your finances.
- Special Promotions: Take advantage of seasonal rebates, limited-time discounts, and exclusive financing offers to save money on HVAC installations, repairs, and electrical upgrades. Check our financing page for details.
Upgrading your home's HVAC or electrical system shouldn’t be stressful. Our flexible financing plans make it easy to afford necessary improvements. Explore financing options and apply today!
Contact the Trusted Experts for HVAC & Electric Service
Keeping your home comfortable and safe requires expert attention, and Green City Heating and Air Conditioning is here to help. With over 30 years of experience, licensed technicians, and a commitment to customer satisfaction, we ensure top-quality heating, air conditioning and electric service in Sammamish, WA.
Call us today or book an appointment online to get started!
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Customer Testimonials
Met with a few different companies and Green City Heating and Air was the most competitive priced, and the best customer service.
They have excellent customer service and they treat us like family. I highly recommend them. They deserve an A+++++
I greatly appreciate Tyler, the installation manager. Tyler is knowledgeable, always friendly and very generous to share his opinions and I greatly appreciate him.
Matt, Jeff, and the rest of the Green City team were amazing. Great service, worked with us through all of our needs and questions.
Great! Very happy with the service, knowledgeable staff and quick installation of the mini- split system. Best heating system I've ever used.
Their responsiveness and skill exceeded our expectations. When Damon serviced our furnace, he was knowledgeable, professional, and friendly.
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