The first steps in implementing ISO 9001:2015 in a small to medium enterprise include:

1. Ensuring top management involvement to secure necessary resources for the implementation process.
2. Performing a Gap analysis to determine the extent to which the company already meets the requirements and what needs to be done to achieve full compliance.
3. Setting up a project sponsor, a project manager, and a project team.
4. Developing a project plan with a timetable, defining activities, responsibilities, and deadlines.
5. Providing basic training on ISO 9001 for project team members.
6. Defining the scope of the quality management system (QMS).
7. Mapping processes and determining internal and external context.
8. Determining interested parties and defining quality policy, objectives, and plans to meet them.
9. Documenting processes and starting to measure performance.
10. Performing internal audits and management reviews to decide if the organization is ready for a certification audit.