Ranking of Top 500 influencers and players active on Twitter in the Fit-Out Sector, including finishes and interior systems - such as ceilings, drylining, plastering, operable walls, partitions, heritage plastering and raised-access flooring. Players include: FIS Members; Fit-Out Contractors (both main and specialist); Suppliers and Manufacturers of Fit-Out materials; Distributors; Project Managers and Architects who specialise in Fit-Out; plus SBID members and those involved with SKA rating (an environmental assessment tool for sustainable Fit-Out). Weekly update day: Monday.

Curated and Managed by Jim McClelland @SustMeme, the data is published by McClelland Media Ltd, in association with FIS - the voice of the Fit-Out Sector - @fisorg.

The Leaderboard ranks Players on the basis of scores that measure interactions and influence across social media, with the metrics provided predominantly via leading independent platform Kred, plus an additional custom element.

The full menu of sectors and topics for which SustMeme Top 500 rankings are published, including impending launches, can be viewed here.

To nominate a person or organisation for potential inclusion on this ranking, please simply Tweet the Twitter Username of the nominee to @SustMemeTop500, using the hashtag #Top500ADDFitOut.

For all news of Top 500 releases, updates and peer group notifications, please Follow dedicated Twitter feed: @SustMemeTop500.