DECISION AND ORDER This proceeding is before the Occupational Safety and Health Review Commission (Commission) pursuant to section 10(c) of the Occupational Safety and Health Act of 1970, 29 U.S.C. § 651 et seq. (Act). On December 14, 2011, the Occupational Safety and Health Administration (OSHA) inspected a worksite in Boston, Massachusetts, where the Respondent, Delta Elevator Service Corp. (Respondent or Delta), was performing work relating to an elevator in the building at the site. As a result of the inspection, on June 8, 2012, Delta was issued a Citation and Notification of Penalty (Citation) alleging three serious violations of OSHA's general industry standards. Delta timely filed a notice of contest, bringing this matter before the Commission.