Specifications include, but are not limited to: a. an electric or gas utility, including: i. an investor-owned electric or gas utility serving customers in Anoka, Carver, Dakota, Hennepin, Ramsey, Scott, or Washington county, or in any city outside the metropolitan area with a population of over 50,000 residents, as determined by the Minnesota State Demographic Center, and serving properties with one or more buildings containing in sum 50,000 gross square feet or greater; or ii. a municipally owned electric or gas utility serving customers in any city outside the metropolitan area with a population of over 50,000 residents, as determined by the Minnesota State Demographic Center, and serving properties with one or more buildings containing in sum 50,000 gross square feet or greater; b. a natural gas supplier with five or more active commercial connections, accounts, or customers in the state serving customers in Anoka, Carver, Dakota, Hennepin, Ramsey, Scott, or Washington county, or in any city outside the metropolitan area with a population of over 50,000 residents, as determined by the Minnesota State Demographic Center, and serving properties with one or more buildings containing in sum 50,000 gross square feet or greater; or c. a district steam, hot water, or chilled water provider serving customers in Anoka, Carver, Dakota, Hennepin, Ramsey, Scott, or Washington county, or in any city outside the metropolitan area with a population of over 50,000 residents, as determined by the Minnesota State Demographic Center, and serving properties with one or more buildings containing in sum 50,000 gross square feet or greater.