Business Details
50+ Years
experience
Emergency
services
Trusted HVAC & Home Services in Crystal Lake, IL
Althoff Home Services has been a family-owned and operated provider of HVAC, plumbing, and electrical services in Chicagoland since 1961. Our team of licensed technicians delivers comprehensive solutions for residential and commercial clients, including air conditioning, heating, indoor air quality, electrical systems, and plumbing. With decades of combined experience, we prioritize customer satisfaction through transparent pricing, 24/7 emergency service, and a commitment to exceeding expectations. Our expertise spans system installations, repairs, and maintenance, supported by partnerships with industry-leading brands.We maintain rigorous licensing standards, including Illinois and Chicago plumbing certifications, and have earned recognition as a Trane Comfort Specialist. Our approach combines technical proficiency with personalized service, ensuring tailored solutions for every client. Community involvement and customer referrals underscore our dedication to trust and reliability. Operating from Crystal Lake and Hillside locations, we serve Chicagoland with a focus on long-term relationships and quality workmanship. Our accolades, including multiple Best of the Fox awards, reflect our consistent performance and local market expertise.
Services
HVAC Installation
Plumbing Repairs
Electrical Services
Indoor Air Quality
Maintenance Plans
Details
- Year established: 1961
Highlights and features
- 60+ years of family-owned HVAC expertise in Chicagoland
- 24/7 emergency service with licensed technicians available
- Transparent pricing with upfront quotes before service
- Comprehensive HVAC, plumbing, and electrical solutions
- Award-winning service recognized as Best of the Fox
Associations and certifications
- NATE
- Amana
- Trane Comfort Specialist
What people say
Top Workplaces
Best of Fox
Award-winning service
Reliable technicians
Customer satisfaction
Services
HVAC Installation
We specialize in complete HVAC system installations for residential and commercial properties. Our technicians handle central air conditioners, heat pumps, ductless mini-splits, and geothermal systems with precision. Proper installation ensures optimal efficiency and longevity for your heating and cooling equipment.
Plumbing Repairs
Our licensed plumbers provide fast repairs for burst pipes, leaky fixtures, and water heater issues. We also handle drain cleaning and sewer line problems with advanced diagnostic tools. Preventative maintenance helps avoid costly emergencies and extends system lifespan.
Electrical Services
From panel upgrades to outlet installations, our certified electricians handle residential and commercial electrical needs. We specialize in safe GFCI/AFCI outlet installations and whole-house rewiring projects. Regular electrical inspections ensure code compliance and safety.
Indoor Air Quality
We improve indoor air quality through advanced filtration systems, air purifiers, and humidity control solutions. Our technicians assess ventilation systems and perform duct cleaning to remove contaminants. These services reduce allergens and improve overall respiratory health.
Maintenance Plans
Our maintenance agreements cover HVAC, plumbing, and electrical systems with regular inspections. Scheduled maintenance improves energy efficiency, prevents breakdowns, and extends equipment life. Clients receive priority service and cost savings through proactive care.
Questions
What HVAC services do you offer?
We provide complete HVAC services including installation, repair, and maintenance for air conditioners, furnaces, heat pumps, and geothermal systems.
Are your technicians licensed and insured?
Yes, all our technicians hold current licenses including Illinois Plumbing License #055-001101 and Chicago Plumbing License #BC197554 with full insurance coverage.
Do you offer emergency services?
We provide 24/7 emergency service for HVAC, plumbing, and electrical issues with technicians available at all times.
What areas do you serve?
We serve all Chicagoland areas including Crystal Lake, Hillside, and surrounding communities from our two Illinois locations.
How can I schedule service?
Call our main office at 815-455-7000 or use our website's contact form for residential or commercial service requests.
What financing options are available?
We offer flexible payment options and can discuss financing availability for major system replacements or extensive repairs.
