Police were seen searching the Greens End mobile repair shop on Thursday (October 16) after officer executed a warrant at around 10am.
At the scene, seven people were arrested on suspicion of handling stolen goods.
They were taken to police custody and have since been bailed.
The day later, police were still at the scene as officers continued to investigate.
A Metropolitan Police spokesperson said: “On Thursday, 16 October police executed a search warrant at a retail premises on Greens End, SE18.
“Seven people were arrested on suspicion of handling stolen goods.
“They were taken to police custody and have since been bailed. The investigation remains on-going.”