Tenant Improvements & Renovations
From kitchens to clinics to coworking hubs, every fit-out has its own cooling and heating demands. Alliance designs, installs, and fine-tunes systems to meet code, control costs, and keep occupants comfortable—without derailing your build schedule.
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Commercial HVAC Services
New Construction HVAC
We have the experience, facilities and resources to fabricate and install ductwork, hydronic, chilled water and control systems for any new project.
Rooftop Unit Installation & Service
Rooftop units (RTUs) are a backbone of business HVAC systems. We install, replace, and service RTUs for office buildings, retail spaces, and industrial properties—keeping large-scale operations efficient and dependable.
Building Automation & Control Systems
Today’s facilities require smart controls to balance comfort with efficiency. Alliance designs and installs building automation systems that integrate heating, cooling, ventilation, and lighting into a single, easy-to-manage platform. Our controls improve energy savings while giving property managers precise oversight.
Equipment Replacement & Upgrades
Let our retrofit experts help you select equipment and controls that will save energy and increase productivity by minimizing downtime.
HVAC Solutions for Build-Outs & Renovations
Alliance provides heating, cooling, and ventilation systems for tenant fit-outs and interior alterations of every scale. From restaurants and retail shops to data centers and medical offices, we deliver HVAC solutions tailored to unique occupancy needs while keeping projects on schedule.
Our Tenant Fit-Out Services
Custom HVAC Design & Installation
We design systems around the unique requirements of each tenant space — from high ventilation demands in commercial kitchens to strict climate control in data centers.
Retrofits & Upgrades
Older buildings often need modifications to support new uses. Alliance retrofits ductwork, adds controls, and upgrades equipment to bring systems up to modern standards.
Coordination with Contractors
Fit-outs depend on seamless teamwork. Alliance works alongside general contractors, electricians, and plumbers to keep schedules tight and ensure HVAC is integrated cleanly into the build-out.
Ongoing Service & Maintenance
Once the tenant is in, our relationship continues. Alliance offers 24/7 repair services and tailored maintenance programs to protect equipment and keep spaces comfortable long-term.
Call 203.335.9464 today to start your tenant fit-out project with Alliance.
What Tenant Fit-Outs Require
Fit-outs and alterations aren’t the same as new construction. They involve integrating new HVAC systems into an existing structure — often while other trades are working and tenants are preparing to occupy the space. Alliance specializes in adapting systems to:
Meet Code and Ventilation Requirements
Every tenant type comes with its own standards: restaurants must meet kitchen hood and grease exhaust codes, gyms require high air-exchange rates to maintain air quality, and labs demand strict pressurization and filtration for safety. Alliance engineers systems that satisfy these codes while maintaining comfort for staff and customers.
Integrate with Existing Building Systems
Fit-outs rarely start with a blank slate. Alliance adapts HVAC designs to tie into existing ductwork, plumbing, and electrical systems, ensuring seamless performance without costly overhauls. We coordinate closely with landlords and building engineers to preserve the integrity of shared infrastructure.
Minimize Disruption to Neighbors
Tenant spaces are often located in occupied buildings. Our crews stage work carefully to reduce noise, dust, and downtime, keeping surrounding businesses and residents comfortable during construction. This allows property managers to maintain tenant satisfaction even while major upgrades are underway.
Stay Aligned with Strict Schedules
Fit-outs are usually tied to lease start dates or opening deadlines, leaving no room for delays. Alliance works alongside general contractors and other trades to sequence installations, resolve conflicts early, and keep HVAC work on track with the overall build-out schedule.
Shaping Comfortable, Compliant Spaces
- Restaurants & Food Service – ventilation and grease exhaust designed for kitchens and dining comfort
- Retail Stores & Showrooms – systems balanced for lighting loads, glass storefronts, and fluctuating occupancy
- Fitness Studios & Gyms – high air exchange, odor control, and humidity management for active spaces
- Medical & Dental Offices – precise comfort and air quality in waiting rooms, exam rooms, and procedure spaces
- Coworking & Professional Offices – flexible zoning and controls for shared areas and private suites
- IT & Specialty Rooms – targeted cooling for server closets, training facilities, or lab environments
Local Considerations
Connecticut and New York tenant spaces bring unique challenges: historic downtown buildings often require creative retrofits, while coastal properties must account for humidity and corrosion. In dense urban areas, fit-outs mean working in occupied buildings with limited access, requiring precision scheduling and coordination. Alliance brings decades of local experience to anticipate these issues and deliver solutions without delays.
The Alliance Advantage in Fit-Outs
- Decades of tenant improvement experience across retail, healthcare, restaurants, and office spaces.
- Premium equipment selected for durability and efficiency.
- Coordination-first approach that keeps projects on schedule.
- Local expertise in codes, compliance, and building stock across CT & NY.
Tenant fit-outs demand precision, coordination, and experience. Alliance provides HVAC systems designed for the space, installed to the highest standards, and supported long after tenants move in.
Call 203.335.9464 or schedule a consultation online to begin your tenant fit-out project.
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