Is that a sun in the logo? There were two car companies by the name of Sun made in the US, according to The Illustrated Encyclopedia of Automobiles by David Burgess Wise:
1. Sun, USA, 1915-1918
A 22hp six, built by former Haynes staffmen.
2. Sun, USA, 1921-1924
The Sun Runabout, from Toledo, had a 22hp ohv Cameron air-cooled engine.
No pics, though.