To win, customers simply need to find one of the hidden footballs scattered across the website and enter the unique code at the checkout to redeem their discount.
The offer ends on July 13 and is eligible for orders over £100, where customers will have the chance to win a special discount on a range of products from their restaurant, catering, cleaning, hotel and leisure equipment ranges, as well as a lot more.
Marketing manager at Alliance Online, Mike Hardman said: “Sporting events don't come much bigger than the World Cup and many of our customers will be hoping to fill their establishments with football fans watching the tournament over the coming month.
“We came up with the ‘Spot the Ball’ offer as a bit of fun and also to help them make some great savings on all the supplies they need.”