Building Performance Consulting

green building consultingCSG’s Building Performance Consulting team helps make it easier for you to design and build high performance buildings. We provide a range of services for building types such as mid and high rise multi-family residential apartments, schools, commercial and community buildings.

Our dedicated staff includes building scientists with Professional Engineering, Certified Energy Manager, Existing/Building Commissioning Professional, BPI Multifamily & HVAC Specialist, LEED faculty, and HERS certifications. We work with owners, architects, and builders to support design work. We then ensure quality is delivered in the field through construction quality control.

CSG’s building consulting services include:

  • Enclosure and Mechanical Systems
  • Energy auditing
  • Design support and consultation
  • Plans review
  • Energy modeling
  • Renewable energy system guidance
  • Field quality control inspections
  • Building performance diagnostic analysis
  • Third party verification and certifications
  • Technical training for architects, builders, and contractors

Call 866-342-9989 or email us to get started. View a PDF about our Building Performance Consulting team, or select a topic below for more details.


Enclosure & HVAC Systems Commissioning
  • HVAC commissioning and retro-commissioning
  • Energy use analysis
  • Benchmarking
  • Design, construction and post-construction (RCx) services
  • Ongoing monitoring and commissioning
  • Energy auditing
  • Lifecycle cost analysis (LCCA) of capital investments
  • Operations and maintenance consultancy
  • Facility condition assessments
Building performance diagnostic testing services
Looking for trained technicians to help achieve IECC 2009 or 2012 compliance? CSG staff can meet your building performance diagnostic testing needs by quickly and skillfully performing these technical tasks required for code compliance in high performance buildings:

  • Air leakage testing (blower door testing)
  • Duct leakage testing (duct blaster testing)
  • Ventilation flow measurement
  • Pressure differential testing
  • Infrared camera scans
  • Data logging

Call 866-342-9989 or email us if you have questions on building performance diagnostic testing.

Third-party verification and certifications provided
 We can help simplify the process of obtaining third-party verification and certification for:

  • Home Energy Rating System (HERS Ratings)
  • ENERGY STAR® Certified Homes
  • ENERGY STAR Qualified Multifamily High Rise Buildings
  • LEED for Homes
  • LEED for Homes Mid-Rise
  • National Green Building Standard (NAHB Green)
  • Enterprise Green Communities
  • Passive House
  • Net-zero energy ready

Call 866-342-9989 or email us with questions on third-party verification and certifications.

View locations of our green construction projects in New England