Sep 7 2025: Derek Simpson DNF'ed at the Men Senior Pro/Cat 1/2 Race at the Bucks County Classic in a group sprint

Aug 23 2025: Derek Simpson places 11th at the Men Cat 1/2/3 Race at the The Aubrey Gordon Memorial Criterium in a group sprint

Aug 3 2025: Derek Simpson places 40th at the Men Senior Pro/Cat 1/2 Race at the Medtronic Longmont Crit in a group sprint

Aug 2 2025: Derek Simpson places 34th at the Men Senior Pro/Cat 1/2 Race at the Audi Denver Littleton Twilight Criterium in a group sprint

Jul 31 2025: Derek Simpson places 39th at the Men Senior Pro/Cat 1/2/3 Race at the Colorado's GOLD RUSH Crit's at EVOC Presented by BICI Lux in a group sprint

Jul 30 2025: Derek Simpson places 48th at the Men Senior Pro/Cat 1/2/3 Race at the Peak to Peak Training Systems Training Race Series at South Table Moun in a group sprint

Jul 12 2025: Derek Simpson places 5th at the Men's P/1/2/3 Race at the Hummelstown Criterium & Street Fair

Jun 26 2025: Derek Simpson DNF'ed at the Men PRO 1_2 Race at the Kwik Trip Tour of America's Dairyland in a group sprint

Jun 25 2025: Derek Simpson places 45th at the Men PRO 1_2 Race at the Kwik Trip Tour of America's Dairyland in a group sprint

Jun 24 2025: Derek Simpson places 53rd at the Men PRO 1_2 Race at the Kwik Trip Tour of America's Dairyland in a field sprint