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Building with rock is more energy efficient than building with brick or concrete. Most earthen structures provide thermal mass, which is the ability to absorb, store & release heat energy.
Green Contractor Certification Application
To be eligible for certification, applicants must comply with all prerequisites, 12 of the 36 elective items and fulfill all education and training requirements. When in compliance with all requirements, submit an application (PDF) and email to greenbuilding@abc.org.
Electronic documentation is required for all prerequisites, each elective item submitted and all education and training components. Submit all documentation as one PDF file to greenbuilding@abc.org. Documentation must be limited to 10 MB and 50 pages.
Click here for all documentation requirements.
$495 - This fee covers a three-year certification period. After this period, recertification will be required.
Mail check payable to ABC National:
ABC National
c/o Green Contractor Certification
4250 N. Fairfax Drive, 9th Floor
Arlington, VA 22203
Helpful steps to implement the required sustainable workplace and jobsite practices.
Resources and samples to implement sustainable workplace and jobsite practices.
Contact Jen Huber, Director of Member Services
Phone: (703) 812-2033