• Invited artist in the Modern Masters section of the “Grand Canyon Celebration of Art” show at the Grand Canyon National Park for 2009.

• Invited artist in the “Quest for the West” show at the Eiteljorg Museum 2006, 2007, 2008 and 2009.

• The Award of Excellence for Master Signature Members in the 2005 Oil Painters of America National Show.

• His works were used as show posters for both the Telluride Plein Air 2004 and Sedona Plein Air 2005.

• Best of Show Gold Medal and Grand Prize Winner of the 1998 Arts For the Parks Show -. Jennings was in the Top 100 Arts for the Parks Show for 5 consecutive years from 1994 - 1998 before retiring from the competition after his 1998 win.

• Commissioned to produce a 30x40 painting for the U. S. Capitol Building in Washington, DC.

• Winner of the Founder’s Award in the 2003 OPA National Show and the Masters Merit Award in 2004.

• Best of Show in the 1999 Impressionaire Invitational Show at the PGA West Country Club in La Quinta, CA and Judge’s Favorite Award at the 2001 Tucson Plein Air Show.

• Two books feature Jennings’ work as cover art: A Roadside Guide to Rocky Mountain National Park and Physical Geology, a college textbook.

• Invited artist in the Grand Canyon River Trip Show Painting down the Rapids at the Forbes Gallery in Manhattan, NY, January 2001.

• Invited artist in the Contemporary Artists Paint Yosemite and the Eastern Sierras at the Haggin Museum in Stockton, CA, October 2001.

• He has taught Plein Air Workshops for 11 years and is currently teaching classes through the Scottsdale Artists School and the Sedona Arts Center.

• Master Signature Member of the Oil Painters of America (OPA-M) and the Plein Air Artists Colorado (PAAC).

• Signature Member of the Laguna Plein Air Painters Association (LPAPA) and the Rocky Mountain Plein Air Painters (RMPAP).

• Notable Collectors include Ford Motor Company, Christopher Forbes, William Shatner, Goldie Hawn, Kurt Russell and Congressman David Dreier.