Thames Valley Police is appealing for information following an arson and a burglary in Thame.
The incident happened between 10.50pm Saturday (9/3) and 4am Sunday (10/3) at a site in Christmas Lane.
A group of offenders entered the site and set some portable cabins on fire as well as stealing a number of tipper trucks.
Thames Valley Police officers attended the scene along with the fire service. No one was injured as a result of the incident.
There are currently no descriptions available of the offenders.
Investigating officer Detective Constable Stephanie Barras-Thompson, based at Abingdon police station, said: “We are carrying out an investigation into the circumstances of this incident, and would like to speak to anyone with any information about it.
“If you saw a number of trucks driving away from the site, or have any other information which you think could help our appeal, please call the Thames Valley Police non-emergency number on 101, quoting reference number 43190074016.”