7 Commercial HVAC Contractors in West Allis, WI
Top-Rated Commercial HVAC Contractors in West Allis
Rozga Plumbing Corp.
“772 reviews averaging 4.8 stars demonstrate overwhelming client satisfaction, with multiple five-star ratings specifically praising punctual arrival, fair…”
All Commercial HVAC Contractors (7 total)
Greenwire Electric LLC
“All 19 reviews award 5 stars, with Jake mentioned by name in every reviewer account as the primary technician…”
Heating & Air Conditioning, Inc.
“All 20 reviewers awarded 5 stars, with multiple customers specifically naming Daiker as the technician who…”
Gustave A Larson Company
“All eight published reviews award five stars, with customers specifically praising inventory selection, staff…”
Commercial HVAC Costs in West Allis
Commercial system pricing in West Allis. Actual costs vary significantly by building size and system type. Request a site-specific quote.
| Service | Low | Average | High |
|---|---|---|---|
Annual maintenance (per rooftop unit) Quarterly inspections | $550 | $1,100 | $2,200 |
Annual contract (small business, < 5K sqft) | $1,100 | $2,750 | $5,500 |
Annual contract (mid-size, 5K-25K sqft) | $3,850 | $7,150 | $11,000 |
Basic rooftop unit replacement | $7,150 | $11,000 | $16,500 |
Small business full system (< 5K sqft) | $8,800 | $17,600 | $27,500 |
Mid-size building (5K-25K sqft) | $27,500 | $55,000 | $88,000 |
Operating cost (per sqft annually) Utility + maintenance | $2 | $4 | $7 |
Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
Commercial HVAC in West Allis, WI: What to Expect
West Allis sits within the Milwaukee metro area, where the Great Lakes continental climate creates demanding heating and cooling cycles. Winters drop to average lows around 14 F, pushing heating systems hard from November through March, while summers briefly peak near 83 F with just eight to ten weeks of cooling demand. This weather pattern makes reliable Commercial HVAC in West Allis essential for local businesses, and the area is served by seven contractors holding an average rating of 4.8 stars across more than a thousand client reviews.
Budgeting for professional service requires attention to the specific cost brackets. Annual maintenance per rooftop unit runs $550 to $2200, while small business contracts covering spaces under 5,000 square feet range from $1,100 to $5,500. Mid-size facilities between 5,000 and 25,000 square feet fall between $3,850 and $11,000 annually. Wisconsin does not issue statewide HVAC licenses, so local licensing requirements apply and vary by municipality, making it important to verify credentials before committing to any service agreement.
Customer feedback points to distinct strengths among local providers. E & R Heating and Cooling earns consistent praise for technicians Eddie and Ryan, with multiple reviewers highlighting their honesty, knowledge, and personal approach to each job. Their emergency service capability receives specific mention across several five-star ratings. This pattern reflects what business owners in the area consistently value: technicians who communicate clearly, recommend only necessary work, and show up when promised.