The industry leader in building permit expediting and code consulting, Burnham Nationwide leverages 25 years of experience na ... vigating the permit and code compliance process to support the building community. We are unique in our ability to provide permit expediting and code consulting services under one roof, and Burnham’s national work is anchored by our offices in six major cities. Burnham’s project managers stay up-to-date on local jurisdictions’ permit requirements and provide expert guidance on any project. Our in-house code compliance consultants advise clients on federal, state, and municipal code requirements and interpretations. read more