Phoenix Area Service

Commercial HVAC Service and Rooftop Units

CTS handles commercial HVAC calls for Phoenix-area businesses and properties that need rooftop, package-unit, replacement, maintenance, refrigeration, airflow, and controls support.

Commercial HVAC service for local businesses and property managers

CTS works with offices, retail spaces, warehouses, restaurants, property managers, and tenant-improvement projects that need rooftop units, package equipment, ductwork, airflow repair, refrigeration-adjacent work, maintenance, repair, or replacement.

  • Rooftop and package-unit troubleshooting, repair, replacement, and maintenance
  • Commercial maintenance contracts and recurring service
  • Offices, retail spaces, warehouses, restaurants, and property managers
  • Tenant-improvement projects with landlord approval
  • Commercial refrigeration-adjacent work, kitchen hood or make-up air work, controls, and building automation
  • After-hours commercial service for urgent situations

Local service

CTS handles urgent AC repair, AC replacement, commercial HVAC, maintenance, water heaters, and related service across the Phoenix area.

480-696-5033

Commercial HVAC work CTS handles

CTS handles rooftop units, package units, refrigeration-adjacent work, controls, maintenance, and repair decisions without overpromising.

Phoenix-area HVAC service

CTS works on residential equipment, rooftops, installs, and troubleshooting calls in Arizona conditions.

Serving Phoenix, Mesa, Chandler, Gilbert, Scottsdale, Tempe, Glendale, Surprise, Cave Creek, Queen Creek, Maricopa, and nearby communities.

Commercial Service Options

Commercial HVAC work CTS handles

CTS handles rooftop equipment, package units, maintenance needs, troubleshooting, and clear communication for local businesses.

Rooftop and package units

Many commercial properties rely on rooftop or package-unit equipment that needs diagnosis, repair, AC replacement, maintenance, and access coordination.

Maintenance and service

Commercial maintenance contracts, recurring service, filter checks, coil cleaning, electrical checks, and seasonal tune-ups help reduce downtime.

Business property types

Offices, retail spaces, restaurants, warehouses, tenant spaces, property-managed buildings, and small to mid-sized businesses are common commercial calls for CTS.

Specialty Commercial Work

Commercial HVAC work CTS handles

Commercial HVAC details can vary by equipment, access, approvals, scheduling, and downtime.

Restaurants and refrigeration

CTS works on commercial refrigeration-adjacent and restaurant HVAC issues by checking equipment, access, urgency, and business downtime.

Make-up air and hoods

CTS reviews kitchen hood and make-up air work when it fits the equipment, access, and code requirements.

Controls and automation

Controls and building automation work depends on the existing equipment, access, and approval path.

Service Details

Commercial HVAC service for rooftop and package units

CTS handles rooftop units, package units, controls, airflow problems, maintenance, repair, and replacement for businesses and property managers. Access, business hours, approvals, and downtime can affect commercial HVAC scheduling.

  • Offices, retail spaces, restaurants, warehouses, tenant spaces, and property-managed buildings
  • Rooftop units, ground-level units, closets, mechanical rooms, and ceiling-space equipment
  • Rooftop units, package units, split systems, refrigeration-adjacent work, make-up air, and controls
  • No cooling, weak airflow, controls issues, maintenance needs, and replacement estimates
  • Business hours, roof access, landlord approval, property-manager approval, and downtime coordination

After-hours and downtime

After-hours commercial service may be available depending on urgency, access, and schedule.

Early service may reduce downtime from rooftop units, package units, controls, airflow, and refrigeration-adjacent problems.

Call 480-696-5033 for commercial HVAC service.

Related Services

Commercial HVAC, repair, and maintenance

Emergency AC repair

Emergency AC Repair

AC replacement

Replacement & Install

AC maintenance

AC Maintenance

Service areas

Service Areas

Larger Commercial Jobs

Large commercial HVAC projects

Large commercial projects depend on scope, major equipment count, building access, approvals, and downtime.

Common commercial calls

Single-system failures, rooftop repairs, package-unit problems, AC replacement, maintenance, and small to mid-sized business service calls.

Specialty commercial work

Tenant improvements, restaurants, refrigeration, controls, make-up air, property-manager requests, and jobs with approval or access limits can need extra coordination.

Large-scope projects

Very large full-building projects with many major systems may require partner support or a referral.

Commercial Service Work

Rooftop commercial HVAC service

CTS services rooftop systems, package units, controls, and related commercial HVAC equipment.

Large commercial rooftop with many HVAC units

Flat-roof HVAC

Commercial properties often need rooftop service, AC replacement, maintenance access, and clear coordination.

Commercial rooftop HVAC units in a row on a flat roof

Rooftop unit rows

Rooftop equipment and access conditions help show the type of commercial HVAC work involved.

Clean rooftop HVAC package unit under blue sky

Package-unit service

Package units and rooftop systems need clear troubleshooting that respects business downtime.

Commercial HVAC FAQs

Answers about repair, replacement, maintenance, and service.

Does CTS work on commercial rooftop units?

Yes. CTS supports commercial rooftop and package-unit troubleshooting, repair, AC replacement, and maintenance.

Can CTS help small businesses and local properties?

Yes. Offices, retail spaces, warehouses, restaurants, property managers, tenant spaces, and small to mid-sized businesses are a strong match for commercial HVAC support.

Can CTS help with commercial refrigeration, make-up air, or controls?

Often, yes. CTS handles commercial refrigeration-adjacent work, kitchen hood or make-up air work, controls, and building automation when the equipment, access, and approvals fit the job.

Does CTS work with commercial property managers?

Yes. CTS works with property managers, tenant spaces, offices, retail buildings, restaurants, warehouses, rooftop units, and package units.

Does CTS handle commercial maintenance contracts?

Yes. CTS handles commercial maintenance contracts, recurring service, seasonal tune-ups, filter and coil concerns, and repair prevention.

Can CTS help after hours for commercial calls?

Yes. After-hours commercial calls may be available depending on urgency, access, and schedule.

Commercial HVAC scheduling factors

Commercial HVAC scheduling depends on business type, equipment location, unit type, urgency, hours, roof access, and landlord or property-manager approval.

Does CTS service tenant spaces and property-managed buildings?

Yes. CTS services tenant spaces, offices, retail buildings, restaurants, warehouses, and property-managed commercial equipment.

How large of a commercial project is too large?

CTS handles many commercial HVAC calls. Very large full-building projects with many major systems may need extra coordination, partner support, or a referral.

Licensed Local HVAC Service

Licensed, Bonded, and Insured

Certified Technical Services, known as CTS Air Conditioning, is a local, veteran owned HVAC and plumbing contractor. The company is licensed, bonded, and insured and has served Phoenix area homes and businesses since 2001.

Licensed for HVAC

HVAC license: ROC 328467. Licensed HVAC service for repair, replacement, and installation work.

Licensed for plumbing

Plumbing license: ROC 341767. Licensed plumbing support for water heater and selected plumbing work.

Experienced HVAC service

Hands-on HVAC repair and installation experience matters on homes, commercial rooftops, package units, and water heater calls.

Technical terms on this page

The links below explain common HVAC terms referenced on this page. Each definition is written to help identify the part, measurement, or system condition.

Airflow   |   Coil   |   Ductwork   |   HVAC   |   Package Unit   |   Rooftop Unit   |   Split System

Call CTS Air Conditioning

CTS handles AC repair, HVAC service, replacement, maintenance, water heaters, and selected plumbing across the Phoenix area.

480-696-5033