National Elevator Consultants, Inc.
- USA. Offers pre-engineering calculation, audit, design criteria, specification, project management, and feasibility services. Includes profile, services, staff, and clients.
- http://www.elevcons.com/

Jappsen Ingenieure
- Germany. Consulting engineers specializing in elevators, escalators and other conveying systems in office buildings. Contains a description of services, recent projects, and company information. Also in German, Spanish and Japanese.
- http://www.jappsen-ingenieure.com/index.asp?lg=en

SRA Systems.
- USA. Elevator consultants dealing with design and inspection services also project management. Includes elevator guide, inspection check chart, evacuation guide, careers and company contact information.
- http://elevatorinspection.org

Lerch Bates Inc.
- USA. Contains corporate profile, history, locations, jobs, and subsidiary companies, with details of services offered.
- http://www.lerchbates.com/

Soberman Engineering
- Canada. Services include design, traffic analysis, inspections, contractual documentation, and modernization reviews. Contains profile, services, staff, and projects.
- http://www.sobermanengineering.com/

Ronald J. Farley and Associates
- USA. Offers engineering evaluation and specification, traffic studies and bid review. Contains company information, regulations and saftey codes also recent projects.
- http://www.ronfarley.com/

Guardian Elevator Services Pty Ltd
- Australia. Lift advisory engineers, surveyors and consultancy. Includes reports, auditing, diagnostics, maintenance and modernization.
- http://www.guardianelevator.com.au/

Sterling Elevator Consultants, LLC.
- USA. Offers field surveys, system layouts, inspections, preparation of specifications, and assessments. Includes history of the elevator, technical papers, company profile and questions and answers.
- http://www.sterlingelevatorcons.com/

Edward A Donoghue Associates Inc.
- USA. Code and safety consultants for the elevator and escalator industry. Includes interpreting the codes, safe and sound advice, locating codes and standards, elevator code authority directory and company information.
- http://www.eadai.com/

Dunbar and Boardman
- UK. Offers design, maintenance, management and expert witness services to the elevator and escalator industries. Includes services, disciplines, projects and news.
- http://www.dunbarboardman.com/