The Grand Forks Historic Preservation Commission does not maintain a list of local contractors or craft specialists since we are not able to monitor, provide quality assurance or endorse any businesses. We do, however, provide a list of resources and best practices for homeowners wishing to make restoration work to their homes.
National Park Service Technical Preservation Services:
Standards: https://www.nps.gov/tps/standards/rehabilitation.htm
Tax Incentives: https://www.nps.gov/tps/tax-incentives.htm
National Park Service Preservation Briefs
http://www.nps.gov/tps/how-to-preserve/briefs.htm
Provides more than 40 short publications on how to care for historic properties and material; download or print out for free
WINDOWS & HOME RENOVATION
National Trust for Historic Preservation
Skill Set: Windows of Opportunity
13 Things You Should Know About Retrofitting Historic Windows
How to Find Contractors and Architects for Your Historic Home Renovation