Animal welfare officers found the tiger on Monday and called the Houston police in order to secure a warrant and remove the tiger.
"Finding a forever home for a tiger is not easy", said Krahn, who is now caring for six exotic animals at a cost of more than $1million.
The garage, which is in a home southeast of central Houston, was secured only with a screwdriver and a nylon strap, the station reported.
'It was a pretty small cage inside basically a garage in a house that didn't look like it was in the best shape.
Agency spokeswoman Lara Cottingham told the Houston Chronicle that a wildlife refuge would take the tiger on Tuesday. The location isn't being made public while an investigation into who owns the tiger continues.
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In January, President Hassan Rouhani said his country was experiencing its worst economic crisis since the overthrow of the Shah. Mahmoud Hemmati, 35, was pushing his 68-year-old mother, Parivash Fakheri, in a wheelchair.
"The tiger was very thirsty, so we gave him some water", said Jarrad Mears with Houston animal shelter BARC. Officials said the individual had initially been asked if they were hallucinating or high.
In a statement, the Houston Zoo said it will not be able to take the tiger.
'There's an incredible network all across the United States and here in Houston and here in Texas.
The organization confirmed online it is illegal to own a tiger inside city of Houston limits.
Police say the animal was being kept in a cage that was not large or sturdy enough for its size with several packages of meat nearby, according to KTRK-TV.