National Arts Club Open Watercolor Competition, N.Y. Second Award '83.

Salmagundi Open Competition, N.Y. Bonnard et Cie Award '85, 1st Place '86.

American Artists Professional League Grand National Exhibition, N.Y. '84.

National Society of Painters in Acrylic and Casein, N.Y. '83, '84, '85.

Knickerbocker Artists Open Annual Competition, N.Y. '82, '83.

Georgia Watercolor Membership Exhibition, GA. First Place Award '84.

Dallas 500 Art Festival, Dallas, TX. First Place Award '84.

Festival of the Masters, FL. Purchase Awards, Disney World Private Collection '83, '84.

Boston Mills Art Festival, Peninsula, OH. First in Category, '87, '90, '92, '93, '98, '99, 2002, 2004. Best in Show, 2001.

Art on the Square, Belleville, IL. Signature Award, 2002.

Art on the Green, Hudson, OH. Best in Show, '98, 2000, 2002, 2003.

St. Charles Art & Wine Festival, St. Charles, MO. Best in Show 2002.

Painting accepted into the 135th Annual International Exhibition of the American Watercolor Society in New York, 2002.

The Flora and Fauna Art Show - Ann Arbor, MI - 2006 Best of Show

Levis Commons Fine Art Fair, Perrysburg, OH - 2006 Best of Show

Jan's paintings have been featured on numerous covers of textbooks by Allyn and Bacon Publishing and West Publishing.

Dorer paintings have been purchased by more than fifty corporations as well as numerous private collectors both here and in thirteen foreign countries.