510-694-4096
We specialize in new construction! Learn More
LJ Kruse has been the plumber and HVAC company Walnut Creek homeowners call since 1916. We handle plumbing, heating, air conditioning, and boiler work for homes and businesses across the city, and we back every job with licensed, insured technicians. We understand the sophisticated needs of Walnut Creek homes and businesses and is dedicated to ensuring your essential comfort systems operate at peak performance and efficiency.
From intricate plumbing installations in new constructions or remodels to urgent repairs for unexpected leaks and blockages, and routine maintenance to ensure system longevity, LJ Kruse is Walnut Creek’s trusted expert. Our experienced plumbers utilize advanced diagnostic technology and high-quality materials to provide swift, effective, and lasting solutions, ensuring your Walnut Creek property’s plumbing system functions flawlessly and meets all code requirements.
Is your HVAC system in Walnut Creek exhibiting inconsistent performance, reduced efficiency, or unusual operational sounds? LJ Kruse offers leading-edge HVAC repair services for all major high-efficiency and standard makes and models. Our technicians focus on precise problem identification using the latest tools, and implement efficient, durable repairs designed to restore optimal performance, air quality, and energy savings to your Walnut Creek HVAC system with minimal disruption.
Don’t let a malfunctioning or inefficient air conditioner compromise your comfort or escalate energy costs during Walnut Creek’s warmer seasons. Our team repairs, maintains, and replaces cooling systems of every make and model across Walnut Creek.
Here’s how our team helps you stay cool:
Walnut Creek winters get cold enough that a dead furnace is a real problem. We keep your heating safe, efficient, and reliable through the cool months. Our highly skilled and certified technicians are proficient in addressing a wide spectrum of furnace issues, from minor operational adjustments and safety checks to more complex system repairs and component replacements, always prioritizing the safety, efficiency, and reliability of your Walnut Creek heating system.
Plenty of older Walnut Creek homes still run on boiler systems for heat and hot water. We’re licensed for boiler work (C-4) and service standard and high-efficiency units alike. Our team possesses the specialized knowledge and advanced diagnostic equipment to service various high-efficiency and standard boiler types, ensuring they operate at peak performance, providing consistent, efficient, and reliable heat when you need it most in Walnut Creek.
Walnut Creek homeowners and businesses choose us for plumbing, HVAC, and boiler work because we bring:
Need a plumber for a stubborn clog? Or an HVAC tech to get your AC running before the next heat wave? LJ Kruse is ready to help. Call us or contact us online to schedule your Walnut Creek service today!
Yes! We hold California licenses for plumbing (C-36), warm-air HVAC (C-20), and boilers (C-4) under contractor #405523. That means the same company can legally handle your pipes, your furnace, and your boiler, which most local shops can’t say. Curious about our credentials? Feel free to ask us when you call or we visit your home.
We’ve served Bay Area families since 1916, which is more than a century of local plumbing and HVAC experience. That longevity is rare in this trade, and it means we’ve seen just about every system and situation a Walnut Creek home can throw at us.
Yes. We handle residential and commercial plumbing and HVAC throughout Walnut Creek, including commercial plumbing and commercial HVAC for offices, retail, and multi-unit properties.
Repair costs depend on the part that failed and the age of your system, so we don’t quote blind over the phone. What we do promise is an upfront estimate so you’re not sideswiped by any sticker shock, so you can decide with the full price right in front of you. We’ll also be mindful, if your system is older, whether getting a replacement is the better call.
Every service donates $3 to the Berkley Humane Society.
Let us help you today!
