A man smashed car windows with a brick and damaged around 20 vehicles parked near Technology Drive in Rugby.
He was seen vandalising the cars between 9am and 9.30am on Saturday.
The man is described as white, around 30 to 40 years old, of a thin build, with short dark hair and stubble.
He was wearing a black jacket and dark trousers.
After the incident he headed in the direction of Mill Road.
Nothing was reported stolen.
PC Lee Maughan said: “This crime is a priority for the local safer neighbourhood team and I am eager to find this offender.
“Please get in touch if you saw a man of this description acting suspiciously in this area of Rugby.”
To give information, contact Warwickshire Police on 101, quoting incident number 126 of Saturday 2 August.
Alternatively, you can contact Crimestoppers anonymously on 0800 555 111 or via the website www.crimestoppers-uk.org.