Gary Wollin

Wollin Group, Inc. is a firm committed to furthering the understanding of energy conservation and building sciences.  For over 20 years we have specialized in providing and managing:

  • Building and HVAC Energy Training
  • Training Curriculum Development
  • California Energy and Ventilation Codes
  • Energy Compliance and Consultation
  • Quality Assurance Programs

At Wollin Group, Inc. we strive to provide with our MI-BEST® Training the Building and HVAC industry with energy efficiency assistance, sustainable construction options, and building procedures that promote structure durability and occupant comfort. As buildings continue to become more performance oriented, the details and materials used in the construction process become increasingly important both in choice and integration.

Wollin Group, Inc MI-BEST® Mission

Building Energy Science Education designed to join the art of construction to the science of energy and moisture. Working with the Wollin Group, Inc. MI-BEST® Trainer provides the building professional an opportunity to learn and practice techniques that might take many homes to experience and troubleshoot. MI-BEST® has been designed to provide the professional with variable building scenarios to enhance learning take away.

Contact Gary Wollin

Wollin Group, Inc.
3747 Waynesboro Dr
Ceres, California  95307
Phone: (209) 524-1000


Service Area

Statewide service provider in:
  • California

Office Locaters

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