Enger said company officials promised local, union workers would be hired for the expansion.
"They completely spun from what they told the Plano trustees at the town hall meeting from what they're doing now," he said.
Crews are currently working on a private well on the property, which was approved by Plano aldermen on May 8, according to city records. The well water will be mixed with a chemical to treat lumber the company uses and sells for building construction, company officials told Plano officials in May.
Scott Nuttelman, a Menards real estate representative, told the city council in May that the lumber treatment process would create 100 new jobs.