Preventive maintenance
Service and maintenance agreements tailored to your equipment and needs.

Heating & cooling
Commercial heating, cooling and ventilation. From design through installation.
SURE Mechanical delivers high-performance HVAC and mechanical solutions for the most demanding environments.

Field installation
Built by our people.

From model to site
Engineering and field teams working together through startup and commissioning.
SURE Mechanical's engineering team coordinates the complete virtual system — its components, clearances and connections — before work begins on site.
About SURE Mechanical
Established in 2010, SURE Mechanical is a certified minority-owned heating, ventilation and air conditioning company serving Greater Cincinnati and surrounding areas.
Our commercial HVAC work includes a focus on healthcare construction, bringing together experienced installers, technicians and engineers.
SURE Mechanical is committed to creating an experienced, inclusive, and diverse workforce.

From the plan to the connections.
2010
Our beginning
Founded in 2010, SURE Mechanical is the foundation of the companies shown below. In 2025, SURE Mechanical acquired Cincinnati Air Conditioning Co. The SURE Group family developed with Thermolinear as a related company, connecting their specialized capabilities.
Our core values
Honesty and straightforwardness guide our trade.
Open communication, trust and mutual respect.
Accountability as individuals and as an organization.
Care for our work, our people and our clients.
Client satisfaction is our ultimate reward.
A safe environment and personal responsibility.
Different backgrounds, one purpose: quality construction.

Commercial Equipment Service Department
Commercial HVAC equipment service, inspections and maintenance for your building.

Service with a purpose
Providing great customer service is our main focus in all that we do, along with comprehensive products and services for your company.

Service and maintenance agreements tailored to your equipment and needs.
Mechanical system inspections with recommendations for improvements and maintenance.
Energy audits of your current mechanical systems.
Our work
Browse project photos or find a job by name or customer. Select a project to take a closer look.
23 projects
PROJECT EXPERIENCE
A selection of organizations and projects listed in SURE Mechanical’s company brochure.
THE SURE MECHANICAL FOUNDATION
SURE Mechanical was founded in 2010. In 2025, SURE Mechanical acquired Cincinnati Air Conditioning Co. The SURE Group family developed to connect complementary capabilities, including Thermolinear’s controlled environments expertise.

Founded
THE ORIGINAL COMPANY


SURE Mechanical formed the SURE Group family following the 2025 acquisition.
Expansion

Cincinnati Air Conditioning Co.
DESIGN-BUILD & ENGINEERED SYSTEMS
Founded in 1938, Cincinnati Air brings established design-build, building controls and commercial/industrial engineering experience.
Thermolinear
CONTROLLED ENVIRONMENTS
Thermolinear specializes in environmental rooms and precision-controlled spaces for research, industry and critical applications.



Together, deeper expertise
Together the two companies have deep experience in Design Build, Plan & Spec, Engineering Systems, and Controlled Rooms.

2010
SURE Mechanical founded


2025
SURE Mechanical acquired Cincinnati Air Conditioning Co. The SURE Group family developed with Thermolinear as a related company.

Together the two companies have deep experience in Design Build, Plan & Spec, Engineering Systems, and Controlled Rooms.
People & Safety

SURE Mechanical is committed to creating an experienced, inclusive, and diverse workforce.
Our installers, technicians and engineers bring their skills to commercial HVAC projects. A safe environment and personal responsibility guide the work.
Explore careers with SURE MechanicalGET IN TOUCH
Reach our team about mechanical services, upcoming projects, or career opportunities.