About Us

VDA specializes in comprehensive Consulting Services and Third-Party Inspections directly related to all types of elevators, escalators and other conveyance systems that move people and equipment within existing buildings, as well as the design of elevators, escalators and other conveyance systems in newly constructed buildings.

Since our inception in 1980, we pride ourselves in our people and the enormous amount of talented professionals who bring in-depth experience and technical know-how that supports key service deliverables to the marketplace, such as: New Construction Design, Modernization Design, Maintenance Management/Contract Fulfillment, Equipment Evaluations, Third-Party Inspections and other Code Compliance services.

Our Goal
Our goal is to respond to our client’s vertical transportation needs promptly and professionally while providing applicable recommendations to enhance short- and long-term reliability, coupled with overall operational efficiency. Our consultants and inspectors are continually updated on new technology, local jurisdictional code requirements, manufacturer design improvements and industry trends. We ensure that whatever services are required are provided to exceed expectations while bringing intellectual clarity and peace of mind to our clients. Given our experience and resources, VDA will confidently provide a successful solution to any project.

Our Team
VDA employs over 300 industry professionals with a technical prowess that far outweighs our competition and stretches across the entire nation. The strength of our firm is in each individual bringing a necessary and relevant set of skills, knowledge, and experience to your front door, ultimately adding to the success of your vertical transportation projects. Together, our team earns VDA recognition as the Leader in Elevator Consulting and Third-Party Inspection Services.



Years in Business




Years of Combined Industry Knowledge