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Commercial refrigeration, HVAC, ventilation, repair, installation, replacement and maintenance for Sarasota, Florida and surrounding-area businesses that depend on reliable cooling, airflow, pressure control and temperature stability.
24/7 Emergency Dispatch · Walk-In Coolers & Freezers · Rooftop Units · Ventilation Systems · Ice Machines · Refrigerant Leak Repair
Who We Are
Putnam Mechanical is a licensed commercial refrigeration, HVAC and ventilation contractor headquartered in Sarasota, Florida (License # CAC1819526), serving Florida businesses for more than 45 years. We provide commercial refrigeration, HVAC and ventilation services for businesses that cannot afford equipment downtime, temperature loss, airflow problems, or indoor comfort issues.
We support restaurants, grocery and convenience stores, healthcare facilities, hotels, retail spaces, office buildings, and light industrial properties with responsive service, accurate diagnostics, and code-compliant repairs throughout Collier County, Hillsborough County, Lee County, Manatee County, Pinellas County, Sarasota County, and surrounding areas.
Florida heat, humidity, coastal conditions, high occupancy, kitchen exhaust demands, and building pressure issues place constant stress on refrigeration equipment, rooftop units, ventilation systems, condensers, compressors, ductwork, controls, and electrical components.
From walk-in cooler failures and freezer temperature issues to rooftop unit repair, ventilation correction, ductwork adjustment, building balance, system replacement, and preventative maintenance, Putnam Mechanical delivers commercial cooling and airflow solutions designed for demanding operations across Sarasota and the surrounding Gulf Coast region.
Putnam Mechanical LLC · 7228 21st St E, Sarasota, FL 34243 · 941-280-4440 · Mon–Fri 8am–5pm, plus 24/7 emergency service every day of the year.
Is Something Failing Right Now?
A walk-in cooler failure puts a clock on everything inside it, and that clock has a food-safety deadline attached. A rooftop unit failing on a hundred-degree afternoon empties a sales floor. These do not wait for normal business hours, and neither do we.
Putnam Mechanical dispatches licensed technicians 24 hours a day with stocked refrigeration and HVAC parts on board, diagnoses root cause on site, and gives you repair options and pricing before work begins.
☎ Call for Priority DispatchBuilt For Gulf Coast Operating Conditions
Gulf Coast equipment runs longer duty cycles under heavier load than the same equipment would in a cooler climate. Condensers reject heat into already-hot outdoor air, refrigeration systems fight a constant latent moisture load, and components that would last a decade elsewhere fatigue years earlier here.
From Clearwater Beach to Naples, salt exposure attacks condenser coils, fan housings, electrical contacts, and rooftop cabinets. Corrosion restricts airflow and heat transfer long before anything visibly fails, quietly driving up energy use and pushing compressors toward premature failure.
Commercial kitchens move enormous volumes of air. When exhaust is not matched by properly balanced make-up air, the building goes negative: doors pull hard, conditioned air is drawn in from outside, humidity climbs, and cooling capacity is wasted fighting infiltration instead of cooling the space.
Refrigeration never gets a night off. Walk-ins, reach-ins, display cases, and ice machines run continuously, so a weak capacitor, dirty coil, clogged drain line, or failing fan motor progresses toward failure every hour of every day, including the hours when nobody is watching the temperature.
Serving Key Commercial Industries
We work directly with business owners, property managers and facility teams, and schedule work to minimize disruption to daily operations.
Walk-ins, reach-ins, ice machines, kitchen exhaust and make-up air, dining-room comfort, and negative-pressure correction.
Display cases, coolers, freezers and rack systems where a temperature excursion means both lost inventory and a compliance problem.
Temperature and humidity stability for patient areas, plus reliable cooling for facilities that cannot simply close for a repair.
Guest comfort through peak season, kitchen and banquet refrigeration, and equipment that has to perform in front of customers.
Sales-floor comfort and multi-zone balance, from single storefronts to shopping-center tenant spaces with competing loads.
Rooftop units, zone balance and tenant-comfort complaints, with maintenance that keeps equipment out of emergency territory.
Process cooling, ventilation, exhaust and building pressure for warehouse, production and logistics spaces.
Multi-site coverage across six counties, documented work orders, and one team for refrigeration, HVAC and ventilation.
Commercial Refrigeration, HVAC and Ventilation Services
Putnam Mechanical, headquartered in Sarasota, Florida, helps businesses across Collier County, Hillsborough County, Lee County, Manatee County, Pinellas County, Sarasota County, and surrounding areas maintain reliable cooling, safe food storage, balanced airflow, proper ventilation, and efficient equipment performance. Explore our services below.
A walk-in failure puts a clock on everything inside it, and it often happens overnight or over a weekend when nobody discovers it until the next morning. We diagnose temperature loss, defrost faults, door and gasket problems, and condenser and evaporator failures fast.
Learn More →Some issues can wait for a scheduled appointment. A cooler losing temperature overnight, a rooftop unit failing on a hundred-degree afternoon with customers in the building, or a Sunday freezer alarm cannot. Fast dispatch, on-site diagnostics, clear repair recommendations.
Learn More →A poorly designed system struggles with temperature stability from day one, not because the equipment is bad but because it was never sized for the space, the product load, or how the business actually operates. We design and install to match real conditions.
Learn More →Commercial refrigeration runs around the clock, and a failed reach-in cooler or display case puts inventory at risk the moment it stops holding temperature. Service and replacement for restaurants, grocery and convenience stores, and food-service operations.
Learn More →Refrigeration and HVAC under one roof, from one licensed team. No coordinating two contractors while product warms up, and no finger-pointing between trades when a problem crosses the line between cooling and airflow.
Learn More →When a rooftop unit fails on a Florida afternoon there is usually little warning: one moment it is cooling, the next it is short-cycling, tripping breakers, or pushing warm air into a building full of customers. Repair has to be fast, but speed without diagnosis just repeats.
Learn More →Diagnostics and repair across rooftop units, split systems, multi-zone equipment, controls, compressors, motors, and electrical components, with root cause identified before parts are replaced.
Learn More →When repair no longer makes financial sense, or a build-out adds load the existing system was never sized for, we plan and install replacements and additions that match the building's real requirements.
Learn More →Ductwork goes unnoticed until there is a visible problem, yet leaking or damaged ducts are one of the most common reasons a commercial system runs constantly without ever fully cooling the building. Air meant for a sales floor or office ends up somewhere else entirely.
Learn More →A system can be operating correctly and a building can still feel wrong: one tenant space ten degrees colder than the next, a lobby that never cools, a kitchen that will not hold negative pressure. That is rarely an equipment problem, it is a balance problem.
Learn More →Exhaust, make-up air, and ventilation correction for kitchens, restrooms, production areas, and occupied spaces where airflow, indoor air quality, and building pressure all have to work together.
Learn More →The compressor is one of the most critical components in commercial refrigeration and HVAC. When it fails, a cooler loses temperature, a freezer stops holding product at safe levels, a rooftop unit stops cooling, and a commercial space turns uncomfortable quickly.
Learn More →Repeatedly adding refrigerant is not a repair, it is a subscription to the same failure. EPA-certified technicians locate the leak, repair it properly, and recharge to spec so capacity and efficiency actually come back.
Learn More →Ice machines fail quietly: production drops, ice gets cloudy, and scale and biofilm build up until the unit stops. Scheduled cleaning and maintenance protects both output and the health-inspection side of the equation.
Learn More →Problems usually begin long before equipment fails outright. A cooler creeps above its safe range, a freezer runs longer than normal, a rooftop unit struggles to satisfy a zone. Controls and monitoring turn those early signals into an alert instead of a loss.
Learn More →Most failures rarely occur without warning. A weak capacitor, loose electrical connection, dirty condenser coil, restricted airflow, failing fan motor, clogged drain line, or changing system pressure can often be caught before it becomes an emergency.
Learn More →A health inspector will not accept “it was probably fine,” and neither should you. Temperature compliance for refrigerated and frozen storage is a daily operational requirement that depends entirely on equipment performing as it should.
Learn More →In a climate where cooling runs most of the year, efficiency is a line item you pay every month. Controls, staging, coil condition, airflow, and equipment selection all move that number.
Learn More →Swipe or use the arrows to browse all 18 services
How A Putnam Service Call Works
You call 941-280-4440 and describe the failure. Emergencies get priority dispatch, 24 hours a day, including weekends and holidays.
A licensed technician arrives and finds root cause, not just the symptom, so the same failure does not repeat next month.
You get the issue explained plainly, the repair options available, and upfront pricing before any work begins. No surprises.
Work is completed to Florida code with stocked refrigeration and HVAC parts on the truck, which means many repairs finish on the first visit.
Work is documented for your records and compliance needs, and we flag anything that should be watched or scheduled next.
Questions, Answered
Putnam Mechanical is a licensed commercial refrigeration, HVAC and ventilation contractor headquartered in Sarasota, Florida (License # CAC1819526). We repair, install, replace and maintain walk-in coolers and freezers, reach-in coolers and display cases, ice machines, rooftop units, split and multi-zone HVAC systems, compressors, ductwork, ventilation systems, and controls and monitoring systems for commercial properties across Florida's Gulf Coast. We have served Florida businesses for more than 45 years.
Yes. Putnam Mechanical provides 24-hour emergency commercial refrigeration, HVAC and ventilation service with fast dispatch, on-site diagnostics, and clear repair recommendations. A walk-in cooler losing temperature overnight, a freezer alarm going off on a Sunday, an ice machine failure, a rooftop unit shutting down, or a ventilation issue affecting airflow and building pressure all qualify for priority dispatch. Call 941-280-4440.
From our Sarasota headquarters we serve Bonita Springs, Bradenton, Brandon, Cape Coral, Clearwater, Estero, Fort Myers, Lakewood Ranch, Largo, Naples, North Port, Riverview, Sarasota, St. Petersburg, Tampa and Venice, as well as Collier County, Hillsborough County, Lee County, Manatee County, Pinellas County, Sarasota County, and surrounding areas.
Restaurants, grocery and convenience stores, healthcare facilities, hotels and hospitality properties, retail spaces, office buildings, and light industrial properties. Our team partners with business owners, property managers, facility teams, and multi-site operators to deliver essential repairs, replacements, system upgrades, and ongoing maintenance with minimal disruption to daily operations.
Same-day service is available, and emergencies receive priority dispatch 24 hours a day. Our trucks carry stocked HVAC and refrigeration parts, so many failures are diagnosed and repaired on the first visit rather than waiting on a parts order.
Florida heat, humidity, coastal salt air, high occupancy, kitchen exhaust demands, and building pressure problems place constant stress on refrigeration equipment, rooftop units, ventilation systems, condensers, compressors, ductwork, controls, and electrical components.
Gulf Coast equipment runs longer duty cycles under heavier load than the same equipment would in a cooler climate, so coil fouling, corrosion, refrigerant leaks, and electrical fatigue all appear sooner than the manufacturer's service life would suggest.
Yes. You understand the issue, the available repair options, and the pricing before any work begins. We also diagnose root cause first, which reduces repeat failures and unnecessary repairs rather than billing you twice for the same problem.
Yes. Temperature compliance for refrigerated and frozen food storage is a daily operational requirement, not a once-a-year concern, and it depends entirely on refrigeration equipment performing correctly. We service that equipment, document the work for your records and compliance needs, and can pair maintenance with controls and monitoring that flag temperature drift before product is at risk.
Yes. Most commercial refrigeration and HVAC failures give warning signs first: a weak capacitor, a loose electrical connection, a dirty condenser coil, restricted airflow, a failing fan motor, a clogged drain line, or changing system pressure. Scheduled preventative maintenance is how those conditions get found on a Tuesday morning instead of during a Saturday dinner rush.
Yes. Putnam Mechanical is a licensed Florida mechanical contractor (License # CAC1819526) and our technicians are licensed, insured and EPA-certified. Refrigeration, HVAC, ventilation, controls, compressors and ductwork are all serviced to Florida code.
Areas We Serve Across Florida's Gulf Coast
Putnam Mechanical, headquartered in Sarasota, Florida, provides professional commercial refrigeration and HVAC services across Florida's Gulf Coast. Our experienced team partners with business owners, property managers, facility teams, restaurants, grocery stores, healthcare facilities, hospitality properties, and retail operators to deliver essential repairs, replacements, system upgrades, and ongoing maintenance with minimal disruption to daily operations.
When refrigeration, HVAC, or ventilation equipment fails, the clock starts immediately. A walk-in cooler losing temperature, a freezer alarm going off, an ice machine failure, a rooftop unit shutting down, or a ventilation issue affecting airflow and building pressure can quickly impact inventory, comfort, safety, and revenue.
Experiencing equipment failure right now? Call for priority dispatch.
Why Gulf Coast Businesses Choose Putnam
Putnam Mechanical, headquartered in Sarasota, Florida, keeps businesses across Collier, Hillsborough, Lee, Manatee, Pinellas, Sarasota Counties and surrounding areas running with dependable commercial refrigeration, HVAC, and ventilation services focused on one priority: minimizing downtime. From walk-in coolers and freezers to rooftop units, ice machines, ductwork, controls, ventilation systems, airflow correction, and full system replacements, every project is carefully evaluated, designed or repaired to code, and thoroughly documented for your records and compliance needs.
Licensed technicians service refrigeration, HVAC, ventilation, controls, compressors, and ductwork to Florida code.
Fast emergency dispatch protects inventory, comfort, airflow, and operations when critical equipment fails.
One team handles refrigeration, HVAC, ventilation, controls, maintenance, repairs, and replacements.
We identify the source of each issue to reduce repeat failures, unnecessary repairs, and costly downtime.
Understand the issue, available repair options, and pricing before any work begins.
Sarasota-based service designed for Florida heat, humidity, salt air, and demanding commercial systems.
Licensed · Insured · EPA-Certified · 45+ Years
From emergency walk-in cooler repair and refrigerant leak detection to rooftop unit service, compressor replacement, ductwork correction, ventilation support, preventative maintenance, and full system upgrades, our licensed Florida technicians are ready to respond.
Experiencing no cooling, temperature loss, system failure, or an equipment issue affecting your business? Call now for priority dispatch at 941-280-4440.
24/7 Emergency Commercial Refrigeration, HVAC and Ventilation Sarasota | Walk-In Cooler & Freezer Repair | Commercial AC Repair & Installation | Rooftop Unit Service | Commercial Ventilation Specialists | Putnam Mechanical LLC | License # CAC1819526
From emergency walk-in cooler repair and refrigerant leak detection to rooftop unit service, compressor replacement, ductwork correction, ventilation support, preventative maintenance, and full system upgrades, our licensed Florida technicians are ready to respond.