Hay River Software provides:
Consulting services for FileMaker, MS SQL, MySQL databases
Macintosh desktop assistance.
Arduino and ESP8266 microprocessor programming, making code available and hosting a monthly Arduino User Group meeting in NW Wisconsin.
Support Open Source software and have made the ExhibitMaker, a FileMaker based tool for creating MIT web widgets available as an open source project.
SIF (School Interoperability Framework) agents for Macintosh OS X Server and for user management of Google Apps for Education domains.