A letter from the Indiana Finance Authority said last month subcontractors were owed a total of $9 million.
Some lawmakers are skeptical about a proposal that would fund road priorities through tolls.
Sections one through five of I-69 have funding, but state officials have not decided how to pay for the section from Martinsville to Indianapolis.
Getting the interstate to reach Indianapolis will require a different approach.
Officials say thieves have done $200,000 in damage since March by dressing up in safety apparel to look like legitimate contractors.
Section 5 of I-69, the area from Bloomington to Martinsville, could cost millions less than originally estimated.
Indiana Department of Transportation officials say they anticipated sinkholes along I-69 and are working to fill them.
Washington is considering annexing an area that is in the route of the I-69.
INDOT is holding a meeting Monday evening to present its plans for the next section of I-69 to the public.
The Monroe County Metropolitan Planning Organization could make its final decision on I-69 at its meeting Friday.