Scott A. McKallip, 56, was arrested on Saturday, April 27, for the Dec. 22, 2018, fire at the facility, said East Hampton Town police.
The fire started around 5 a.m. at the building located on Daniel's Hole Road. An automatic fire alarm alerted the fire department, which found heavy smoke in the building but was quickly doused with the help of a sprinkler system.
McKalip was arrested following an unrelated larceny arrest on Saturday, police said.
He had previously been charged for violating an order of protection resulting from incidents involving the owner of the facility, police added.
The investigation is ongoing. Anyone with information is asked to contact the East Hampton Town Police at 631-537-7575. All calls will be kept confidential.
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