HVAC retrofitting

Catalyst Cooling LLC is a fully licensed and insured HVAC and air conditioning company serving residential and commercial clients throughout Southwest Florida. It offers installation, maintenance, repair, replacement, retrofitting, and emergency services, and is EPA-certified with practices including recycling of materials and products.

emergency servicesHVAC installationHVAC maintenanceHVAC repairHVAC replacementrecycling

Cullum Mechanical is a full-service mechanical construction and maintenance company founded in 1972 by Furman Cullum in Charleston, South Carolina. It specializes in HVAC, plumbing, medical gas piping, and process piping projects for commercial and industrial clients across South Carolina, North Carolina, and Georgia. The company formed Cullum Mechanical, LLC in 2023 and operates offices in North Charleston, Columbia, and Greenville, SC.

HVAC installationHVAC preventive maintenanceHVAC repairmechanical constructionmedical gas pipingpipe prefabricationplumbingPre-Constructionprocess pipingproject managementsheet metal prefabricationtrenching

Our Value Proposition is that We take the complex and make it simple. Meet Our Founders How does Helios Energy™ work? Whether you are seeking a solution with solar energy, LED lighting or overall energy management, Helios can help your business meet your energy goals with our proven process. Identify Our team of experts performs a comprehensive audit of your current energy use, uncovering opportunities for consumption reduction and clean energy production. Implement We create a customized strategy tailored for your space, then use the most cutting edge technology to carry out your energy plan. Maintain Your energy consumption is now on our watch, so we monitor performance for ongoing optimization. If it doesn't work, we fix it! Learn More About Our Services View our latest projects Blog Helios Energy News Helios Energy Approved Qualified Contractor Network (QCN) Member of Tennessee Valle

electrical contractingenergy auditsenergy consultingenergy management systemsfinancingLED lighting installationsolar PV design and installation