Flybe, Exeter City's main sponsor, has agreed to give the Grecians £60,000 per year for the next two seasons.
They have also agreed a cash bonus should Exeter reach League Two in that time.
In comparison it is believed that Hereford United receive £35,000 a year from main sponsor Sun Valley.
Meanwhile Shrewsbury have concluded a deal their local Asda whereby the supermarket will sell Shrewsbury Town merchandise.