Three weekly newspapers are set to close with the loss of six editorial jobs, it is understood.
A total of 16 jobs are thought to be at risk, including six journalist roles.
All of the affected titles are based at offices on Baker Street, Enfield.
No-one at Tindle was available for comment when contacted by HTFP this morning.
The announcement to staff was made on Friday, and came in the same week that it was revealed group founder Sir Ray Tindle was stepping down from his role as chairman.
Sir Ray has handed over the day-to-day management of the company to his son Owen.
The company went into administration earlier this year – but the SLP was sold earlier this month to a new owner, Romford-based leaflet distribution firm Street Runners Ltd, after being placed in the hands of a group of corporate recovery specialists.
The London Weekly News series is still up for sale.