DENVER (CBS4)– Some people who work at Denver International Airport attended a rally on Friday, demanding more transparency in advance of the planned renovation of the Jeppesen Terminal.

Some employees claim they’re being kept in the dark about the plans. They worry their jobs are in jeopardy if a new company comes in and makes too many changes.

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(credit: CBS)

(credit: CBS)

“I have been providing for my family. I have been working hard and for a company to come and wipe that off overnight… It’s very worrying,” said one employee Abel Avila.

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DIA said it is in talks to enter a private-public partnership with the Spanish company Ferrovial but that any deal that could affect the workers is far from finalized.

(credit: CBS)

(credit: CBS)

“They are our preferred vendor for this project that we’re looking at but we haven’t signed anything and we don’t have an agreed-upon project. All we’re doing is negotiating the terms to see if we can get to a defined project,” said DIA spokeswoman Stacey Stegman.

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The last concessions company to enter a contract with DIA signed agreements to protect the jobs of current workers.

(credit: CBS)

(credit: CBS)