MINEOLA, N.Y. (CBSNewYork) – Contractors were were supposed to cut up trees, install water heaters, and remove mold from homes on Long Island damaged by superstorm Sandy.

They say they’re owed tens of millions of dollars for the work, but Nassau County Comptroller George Maragos wants to know if the work was really done.

He has requested payment and expense records for 12 contractors.

“We want to make sure that there is no fraud or waste going on. It’s not that we been given any indication that there has been wrongdoing, but we want to send a strong message that we are looking,” Maragos told WCBS 880 reporter Sophia Hall.

He said the county has already paid out about $55 million.

“We’ve done work that we expect claims to come in for a a total of $150 million,” he said.

He said they want to make sure there is no waste in the wake of this natural disaster.

Newsday reports that Nassau County District Attorney Kathleen Rice is also doing her own investigation into the contractors’ work.

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