There are two upcoming technology seminars this spring in the greater Twin Cities area.
The first is the Free and Open Source For Geospatial (FOSS4G) North America conference. It is May 22-24, 2013 at the Marriott City Center in Minneapolis. You can still submit abstracts until February 15, 2013. The Emergency Services Sector has come across new technology at past events. Tickets are $345 until April 1, then the price goes up.
The other event is TechFuse 2013, held at the Minneapolis Convention Center on March 21, 2013. There are many different tracks you can take, from programming development to hardware support to database and SharePoint usage and development. It is sponsored by Benchmark Learning. Tickets are $349 for the day through February 22 then it goes up.