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Your Trusted HVAC Partner in Simi Valley, CA
Landeen Heating & Air Conditioning has been a trusted HVAC provider in Simi Valley for years, combining technical expertise with exceptional customer service. Our team specializes in residential and commercial heating, cooling, and ventilation solutions tailored to local climate challenges. With a focus on efficiency and reliability, we offer installations, repairs, and maintenance for all major HVAC systems.

Our commitment to transparency, competitive pricing, and timely service ensures client satisfaction. As a locally owned business, we prioritize neighborly service while maintaining industry-leading professionalism and technical proficiency.
Services
Residential HVAC Commercial HVAC Air Conditioning Heating Systems Thermostat Installation Duct Cleaning Heat Pump Services Furnace Repair Emergency Repairs Preventative Maintenance
Highlights and features
  • We offer 20+ years of local HVAC expertise in Simi Valley
  • Our technicians complete installations with guaranteed results
  • Competitive pricing with no hidden fees or markups
  • Emergency services available 24/7 year-round
  • We provide energy efficiency solutions that reduce operating costs
Services
Air Conditioning Repair
Our certified technicians diagnose and fix all air conditioning issues promptly. We handle refrigerant leaks, compressor failures, and thermostat problems while ensuring energy efficiency. Emergency repairs are available 24/7 to restore comfort during peak summer heat.
Furnace Installation
We install high-efficiency furnaces with proper AFUE ratings for optimal winter heating. Our team ensures correct sizing and integration with existing ductwork. All installations include performance testing and manufacturer warranty activation for long-term reliability.
Preventative Maintenance
Scheduled maintenance extends equipment lifespan and prevents breakdowns. Our technicians clean coils, replace filters, and inspect components annually. Commercial clients receive customized maintenance agreements with priority service scheduling and cost-saving recommendations.
Thermostat Upgrades
We install programmable and smart thermostats that optimize temperature settings. These upgrades improve energy efficiency and reduce utility bills. Our technicians program custom schedules and integrate systems with existing HVAC equipment for seamless operation.
Commercial HVAC Service
Our commercial division handles large-scale heating and cooling systems including chillers, package units, and building automation. We offer energy management solutions and preventive maintenance programs specifically designed for business operations and industrial applications.
Questions
How often should I schedule HVAC maintenance?
We recommend annual maintenance for heating systems and bi-annual checks for combined HVAC systems to ensure optimal performance.
What are the benefits of upgrading to a high-efficiency furnace?
High-efficiency furnaces reduce energy consumption by up to 30% while providing more consistent heating and lower utility bills.
Do you offer emergency HVAC services?
Yes, we provide 24/7 emergency service for urgent heating and cooling issues with guaranteed response times.
Can you service all HVAC brands?
Our technicians are trained to service all major HVAC brands and models for both residential and commercial systems.
What HVAC rebates or incentives are available?
We help clients identify current manufacturer rebates and utility company incentives for energy-efficient system upgrades.
How long does a typical HVAC installation take?
Most residential installations complete within 1-2 days, while commercial projects vary based on system complexity and size.