6 Commercial HVAC Contractors in Parsippany, NJ
Top-Rated Commercial HVAC Contractors in Parsippany
Patrick Sullivan Plumbing & HVAC
“Every one of the 24 reviews awards 5 stars, and Pat is named explicitly in multiple testimonials as the primary technician or coordinator. Four reviewers…”
An Da Builders Group
“Fifteen of sixteen reviewers award five stars, with recurring praise for professional craftsmanship and competitive pricing. Multiple customers mention…”
All Commercial HVAC Contractors (6 total)
Commercial HVAC Costs in Parsippany
Commercial system pricing in Parsippany. 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 Parsippany, NJ: What to Expect
Parsippany sits in New Jersey's Highlands region where summer temperatures climb into the mid-eighties and winter lows drop to the twenties, creating strong year-round demand for Commercial HVAC in Parsippany. The inland elevation amplifies both summer cooling loads and winter heating needs, making reliable climate control essential for local businesses. With six contractors serving the area and an average rating drawn from forty-five reviews, the market offers variety but quality varies significantly.
New Jersey requires commercial HVAC contractors to hold a Master HVACR Contractor License from the NJ State Board of Examiners of Heating, Ventilating, Air Conditioning and Refrigeration Contractors, ensuring baseline professional standards. Annual maintenance for a rooftop unit typically runs between $550 and $2200, while small business contracts under five thousand square feet range from $1100 to $5500. Mid-size commercial buildings between five and twenty-five thousand square feet see annual service contracts priced from $3850 to $11000, reflecting the complexity of larger mechanical systems.
Customer feedback highlights distinct strengths among top performers. Pat Sullivan of Patrick Sullivan Plumbing & HVAC appears repeatedly in twenty-four five-star reviews, with four clients specifically noting emergency response situations. An Da Builders Group earns praise for professional craftsmanship and competitive pricing across sixteen reviews, while ATV Inc provides round-the-clock availability that business owners value. These patterns show that responsiveness during critical failures and transparent pricing weigh heavily in customer satisfaction.