Here we take a look at some of the criminals locked up during the final four months of 2025.
All of the information below comes from either Sussex Police or our reporters attending court in person.

49. Locked up in Sussex 2025: These are some of the criminals jailed between September and December
A 19-year-old man from Bognor has been jailed for over two years for running the ‘MZY’ drug line. Officers executed a warrant at an address in Fletcher Way, Bognor on June 27 following intelligence connected to drug supply. Multiple phones and sim cards, 104 wraps of heroin and crack cocaine, over £1,000 in cash and a number of drug paraphernalia items were seized. Mateusz Stepien was also located at the address and arrested on suspicion of being concerned in the supply of cocaine. He was charged the next day at Crawley Magistrates’ Court with being concerned in the supply of cocaine, being concerned in the supply of heroin, two counts of possession with intent to supply a class A drug, possession with intent to supply a class B drug, and acquiring, using or possessing criminal property. Stepien appeared later the same day at Portsmouth Crown Court where he pleaded guilty to all offences, however he later changed is plea to not guilty on August 4. On October 20, Stepien appeared at Portsmouth Crown Court and was found guilty of all offences. He was remanded into custody until his sentencing. Mateusz Stepien, 19, of Fletcher Way, Bognor Regis, appeared at Portsmouth Crown Court on December 12 where he was jailed for two years and one month, ordered to forfeit £1402 and any drugs, paraphernalia and relevant phones for destruction, and to pay a surcharge of £228. Photo: Sussex Police

