Certified Stairs™. is the leading Business to Business turn key staircase solution for multifamily housing. Support for Multifamily and Commercial Stairway / Railing in fabrication, installation, repair and maintenance. We provide a World Class Proactive Maintenance Program to protect your business from unplanned costs related to stair maintenance, repair or replacement. We provide a Certified Process to protect your business and partners from lawsuits and litigations pertaining to mis-steps and slip & falls, driving the responsibility back to the individuals traveling on staircases.