Rasmussen Mechanical Services
hvac
Serving Sioux City, IA
From Google Business Profile
4.5
11 Google reviews
Hours
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| Thursday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
| Sunday | Open 24 hours |
Google categories: Mechanical contractor, Air compressor repair service, Boiler supplier, Equipment rental agency, Heating equipment supplier
View on Google Maps →Last checked October 7, 2026.
More from Google Business Profile
Photos on Google: 70
Recent Google reviews (excerpts)
Written by Google users, not by EdgeLocal. EdgeLocal has not verified them and does not show reviewer names.
5 out of 5 stars · Feb 2025 · Owner replied
As always Rasmussen pulls through with the great work they do for our company. Highly reccomend there service for your needs. Great guys to work with!
4 out of 5 stars · Jan 2025
For semi truck shipping and receiving on 5th street at the end of street Overnight parking yes on street Good customer service In and out
5 out of 5 stars · Dec 2022 · Owner replied
Randy, Allen and there team are awesome! They are always here when I need them, and do excellent work!
The owner replied to 3 of the 5 most recent reviews Google showed.
From Google Business Profile, last checked October 7, 2026.
About this business
Rasmussen Mechanical Services has grown from a heating and air conditioning service to a full-service, single-source mechanical services provider.
Services
- boiler installation & maintenance
- air and water balancing
- full-service HVAC
- temperature controls
- refrigeration
- air compressors
- commercial and industrial mechanical equipment service
- sales and parts
- boiler repair
- boiler inspections
- boiler rentals
- boiler burner tuning
- energy improvement projects
- turnkey design build projects
- maintenance
- emergency service
- mechanical construction
- mechanical piping
- commercial HVAC repair
- Complete HVAC Replacements
- HVAC System Maintenance
- Boiler And Furnace Service
- Indoor Air Quality Solutions
- custom sheet metal fabrication
- chiller plant
- diesel generator
- building automation
- emergency response system
- compressed air services
- Equipment Rentals
Service area: Sioux City, surrounding areas, Midwest, Nebraska, Iowa, South Dakota, Colorado
- In business since
- 1970
- Experience
- over 55 years, over 20 years
- Licensing
- R stamp
- Emergency service
- 24/7
Brands and certifications: Trane, Gardner Denver, Carrier, Lennox, York, Daikin
Elsewhere online: Facebook · Instagram · YouTube · LinkedIn · TikTok · X
Source: the business's own website and its Google Business Profile description, read automatically on October 25, 2026. Not verified by EdgeLocal.
About hvac contractors in Sioux City
HVAC contractors install, service and repair furnaces, air conditioners, heat pumps and ductwork. HVAC contractors replace furnaces and central air conditioners, install heat pumps and ductless mini-splits, perform seasonal tune-ups, seal and balance ductwork, add humidifiers and air filtration, and respond to no-heat emergencies.
Typical cost: $5,500–$14,000 for a furnace or central AC replacement. See the full cost guide
Typical U.S. ranges from industry sources (2024–25); not EdgeLocal data. Your quote will vary with scope, materials and location.
Questions to ask this contractor
- Ask for a load calculation: A Manual J calculation sizes equipment for your actual home.
- Compare equipment line by line: Match model numbers, efficiency ratings and warranty terms across quotes.
- Verify mechanical licensing: Iowa and several neighboring states license HVAC/mechanical work.