Worked for a reputable contractor for several years. Started Subcontracting in 2008 with a partnership, eventually evolved into a single owner with that partner retiring in 2011, then Starr Roofing was formed in April 2012.
Licenses are required for all residential building contractors Minnesota who contract with a owner of "residential real estate" to construct or improve dwellings by provinding work in more than one special skill
Permits on electrical works on their own property can be requested by homeowners through the page https://ims.dli.mn.gov/ims
Contractors who have a state license don't need to obtain a local license for work that is covered under the state licensing laws.