5 Commercial HVAC Contractors in St Helens, OR

4.5 avg rating
230 total reviews1 offer 24/7 service
AC Repair(5)HVAC Service(8)Commercial HVAC(5)

Top-Rated Commercial HVAC Contractors in St Helens

#1

Sharp's Plumbing

4.6(138 reviews)

Twelve of fifteen sampled reviewers praise same-day or next-day response times, particularly for water heater failures and sewer backups. Five-star reviews…

1220 Columbia Blvd, St Helens, OR 97051
Call
#2

North By Northwest Services - Electric Saint Helens

4.9(81 reviews)
24/7

Twenty-five reviewers award five stars, with seven explicitly praising either Wyatt or John by name. Positive feedback consistently highlights same-day…

326 S 15th St, St Helens, OR 97051
Call
#3

Larry Feyko Refrigeration

3.2(9 reviews)

Three of five named reviewers awarded five stars, citing responsive same-day service, fair pricing, and technical competence with truck refrigeration systems.…

555 S Columbia River Hwy, St Helens, OR 97051
Call

All Commercial HVAC Contractors (5 total)

JNJ Mechanical

5.0(1)

The sole customer review awards 5 stars, with the reviewer explicitly praising Sonja for daily check-in calls…

35853 Industrial Way Unit A, St Helens, OR 97051
Call

North By Northwest Services - HVAC Saint Helens

5.0(1)

One satisfied customer awarded 5 stars and recommends this contractor specifically for Columbia County…

248 N Columbia River Hwy, St Helens, OR 97051
Call

Commercial HVAC Costs in St Helens

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

ServiceLowAverageHigh
Annual maintenance (per rooftop unit)
Quarterly inspections
$475$950$1,900
Annual contract (small business, < 5K sqft)
$950$2,375$4,750
Annual contract (mid-size, 5K-25K sqft)
$3,325$6,175$9,500
Basic rooftop unit replacement
$6,175$9,500$14,250
Small business full system (< 5K sqft)
$7,600$15,200$23,750
Mid-size building (5K-25K sqft)
$23,750$47,500$76,000
Operating cost (per sqft annually)
Utility + maintenance
$2$4$6

Prices reflect Pacific coast metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

Commercial HVAC in St Helens, OR: What to Expect

St Helens sits along the Columbia River about 30 minutes northwest of Portland, and its climate mirrors the broader region: wet, mild winters with January lows hovering around 35 degrees paired with dry summers that increasingly push into the 90s. Recent heat waves crossing 100 F have accelerated adoption of cooling systems in an area that historically prioritized heating. Five contractors serve commercial clients here, collectively maintaining a 4.5-star average across roughly 230 reviews. That combination of modest but growing cooling demand and a relatively concentrated contractor base makes commercial HVAC in St Helens a market worth watching for business owners evaluating their options.

Regarding cost details, the available data from project listings indicates equipment and installation pricing that falls within expected ranges for the Portland metro area, with system size and specification complexity being primary factors influencing final estimates. Oregon law requires all HVAC contractors to hold both a Limited Journeyman HVAC credential and a current CCB contractor license, ensuring a baseline of formal training and accountability for commercial work.

Review patterns from commercial customers highlight consistent themes around responsiveness and clear communication during complex installations, with technicians taking time to explain system sizing decisions and maintenance requirements before projects begin.

Frequently Asked Questions

Commercial HVAC in St Helens 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.