7 Commercial HVAC Contractors in New Berlin, WI

4.3 avg rating
1,145 total reviews1 offer 24/7 service
Need emergency service? 9 HVAC providers in New Berlin offer 24/7 availability

Top-Rated Commercial HVAC Contractors in New Berlin

#1

Misurelli Sorensen Heating & Air Conditioning New Berlin

5.0(489 reviews)
Highly Rated

All 468 reviews rate 5 stars, with technicians named in positive feedback including Justin, Dan, and the teams who handled emergency furnace replacements…

13198 W National Ave, New Berlin, WI 53151
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#2

Guardian Home Improvements

4.8(485 reviews)
24/7 Highly Rated

Four reviewers specifically named project managers Josh Moore, Nick, or Andy, highlighting personalized communication. Five-star ratings cite diagnostic…

16920 W Cleveland Ave, New Berlin, WI 53151
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#3

Major Mechanical

5.0(59 reviews)

All 58 reviews carry 5-star ratings, with at least three clients specifically naming technicians Ron, Jack K, or Walter Dosedla who resolved their issues.…

16555 W Cleveland Ave, New Berlin, WI 53151
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All Commercial HVAC Contractors (7 total)

A Fresh New Look Home Improvements, Commercial and Restoration

4.2(97)

4 of 6 reviewers mention specific team members by name, praising their communication and follow-through.…

5065 S Small Rd, New Berlin, WI 53151
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Preferred Electrical Contractors

5.0(10)

Four of five detailed reviews mention rapid or same-day service response times, with specific technicians…

2450 S 162nd St, New Berlin, WI 53151
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Kopp Brothers Inc

5.0(4)

All 4 reviews award 5 stars, with one reviewer specifically praising the facility and staff and recommending…

2355 S 170th St, New Berlin, WI 53151
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PremiStar

1.0(1)

A single 1-star review documents negative experiences including failed repairs, communication barriers,…

16200 W Glendale Dr, New Berlin, WI 53151
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Commercial HVAC Costs in New Berlin

Commercial system pricing in New Berlin. Actual costs vary significantly by building size and system type. Request a site-specific quote.

ServiceLowAverageHigh
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 New Berlin, WI: What to Expect

New Berlin sits within Milwaukee's Great Lakes continental climate, where winter temperatures routinely drop to 14 F and the heating season stretches from November through March. Short, moderate summers peak near 83 F, creating an eight to ten week cooling window that follows months of dominant heating demand. This climate pattern makes reliable commercial HVAC New Berlin essential for area businesses, and seven contractors currently serve this market with an average rating of 4.3 based on over eleven hundred customer reviews.

Annual maintenance costs for a single rooftop unit range from $550 to $2,200, while small business contracts covering spaces under five thousand square feet typically run between $1,100 and $5,500. Mid-size facilities between five thousand and twenty-five thousand square feet see annual contract costs from $3,850 to $11,000. Wisconsin requires no statewide HVAC license, so businesses should verify that their chosen contractor holds appropriate local credentials before signing service agreements.

Customer feedback reveals distinct strengths among top-rated providers. Misurelli Sorensen Heating & Air Conditioning earned perfect five-star ratings across all four hundred sixty-eight reviews, with technicians Justin and Dan specifically mentioned for handling emergency furnace replacements during extreme cold snaps. Major Mechanical also maintains a perfect rating across fifty-eight reviews, with clients naming Ron, Jack K, and Walter Dosedla for their responsive holiday weekend emergency service. Guardian Home Improvements receives praise for personalized communication, particularly from project managers Josh Moore, Nick, and Andy, with reviewers noting the team's diagnostic honesty.

Frequently Asked Questions

Commercial HVAC in New Berlin varies widely by building size. Annual maintenance contracts run $1,000-$10,000+ depending on unit count and service frequency. Rooftop unit replacement starts around $6,500-$15,000, small business systems (<5K sqft) run $8,000-$25,000, and mid-size buildings cost $25,000-$80,000 installed.