Nonprofit Avesta Housing hosted a grand opening Wednesday of its newly developed affordable apartments on Carleton Street. The development has 37 studio, one- and two-bedroom apartments targeted at or below 40 to 60 percent of the area income. [Here’s where to find the most affordable homes in Maine] “It’s wonderful that we’ve been able to respond to the affordable housing crisis that exists here,” Avesta CEO Dana Totman told CBS 13.