Police are still investigating the disappearance of 36-year-old man Palmiro MacDonald.

MacDonald was last seen in Levin on the March 23, 2016, around the same time a bach he was staying at Hokio Beach was destroyed by a suspicious fire.

A fire destroyed the back Palmiro MacDonald was staying at before he went missing. Photo: Warwick Smith/Fairfax NZ.

A large number of people have been spoken to in the course of the investigation and Police are still following up a number of enquiries, police say in a statement released today.

'This includes information about some people who assisted in towing a car off the beach at Waitarere. Police would like to speak to the people who helped.

'If you were on Waitarere Beach on Wednesday, March 23, and helped tow a Holden Commodore that was stuck in the sand, we ask that you contact police.”

Please call 0800 OP PALM (0800 677 256) or Levin Station on 06 366 0500.

Alternatively, information can be left anonymously via the Crimestoppers 0800 555 111 line.