SDI Membership in 90 seconds SDI Membership gives you the insights, tools and support you need to stay up to date with industry trends, connect with the service desk community and align your service with best practice. This short video highlights how SDI membership can drive your service desk to beat the challenges of the industry. SDI supports thousands of members globally across a wide range of industries. We are always in touch with our member community to find out about the resources they use, their experiences with SDI and the brilliant things they’ve achieved. For more information on SDI Membership, please explore the right membership type for you.