The Sustainability InstituteThe Sustainability Institute


CharlestonWISE™ LLC is your one-stop-shop for home energy upgrades.

Our certified experts offer trusted advice, personalized services and best-in-class workmanship to ensure complete satisfaction through every step of your home improvement. Whether your goal is to reduce utility bills or to diagnose and fix comfort or moisture problems — we have you covered!

Our Services

Whole House Energy Assessment and Proposal

Also known as the ENERGY AUDIT – When you’re ready upgrade your home for energy efficiency, schedule a whole house assessment (a.k. an energy audit). We perform testing using specialized equipment including a blower door, duct blaster and infrared camera to gather important data and to create an energy model of your home. Our Energy Advisors design a customized improvement plan that outlines the cost of improvements and estimated energy savings. The base price for a whole house assessment is $350 for a home that is 2,500 sf or less with a single hvac duct system.

Home Performance Contracting and Project Management

We are the expert contractors to call to make your home more comfortable and efficient. When you are ready to start your home upgrade, call us first for a free no-obligation estimate. We’ll review your project goals and priorities, and design a scope of work that meets your particular needs and budget.

As a general contractor specializing in home performance upgrades, we will manage your job from start to finish. Our expert project managers and craftsmen perform diagnostic checks during every step of the construction process so that you can be comfortable knowing your home has received a superior performance upgrade. Our team has the training to solve your home’s unique challenges. CharlestonWISE™ experts are certified by the Building Performance Institute, and work is guaranteed to meet stringent industry standards. Our post-improvement testing and analysis measures the impact of your efficiency upgrades and verifies that our work meets safety and quality benchmarks. We also perform routine check-ins following your project, and will always be a resource for your home performance questions.

Charleston WISE Also Offers

Code Compliance

  • Duct Testing
  • Blower Door Testing

Performance Testing and Certification Work

  • HERS Ratings
  • Energy Efficiency Mortgages
  • Above Code Certification
  • Energy Star® – LEED™ – NAHB® – Earthcraft™
  • Energy Efficiency Design Consultation
  • Third Party Construction Inspections at Critical Construction Phases
  • Spray-foam Verification


  • Insulation
  • Encapsulation Open/Closed-Cell
  • Spray-foam Verification
  • Air Sealing


  • Duct Repair
  • Duct Sealing
  • Duct Leakage Testing
  • Manual J Load Calculations
  • Commissioning
  • Room-by-Room Airflow Design
  • Duct Design
  • Mini Split Design
  • Fresh Air


  • Moisture Barriers
  • Encapsulation
  • Closed-Cell Spray-foam

Moisture Diagnostics/ Problem Solving

  • High Humidity
  • Fungal Growth

Our Team - The WISE Guys

Josh Cavanagh

CharlestonWISE ConstructionProject Manager

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Colin Jones

CharlestonWISE Energy Advocate

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Jesse Erbel

CharlestonWISE Quality Assurance and Technical Training Adviser