Byram T Johnston
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Byram T Johnston
Non-Executive Chairman, Non-Executive Director / Mainstream Group Holdings
Mr Johnston has more than 45 years of experience including 30 years as a management consultant. Prior to establishing Mainstream Group, he was the managing partner for Arthur Andersen, Andersen Consulting, AT Kearney, PA Consulting, The IQ Business Group and Financial BPO. He is Member of Risk Committee, Human Resource Committee and Acquisition Committee.
Lists and Charts
Total Shareholder Return as at 31/10/24
| Rank | Company | 1 yr | 5 yr |
|---|---|---|---|
| 1005th | Mainstream Group Holdings | -9% | 1% |
1740 WA (and selected non WA) listed companies ranked by
1 year TSR relative to other companies with similar revenue
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1 year TSR relative to other companies with similar revenue
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Share Transactions
Total value as at the date of the transaction
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Revenue
| Rank | Company | Revenue | |
|---|---|---|---|
| th |  | Mainstream Group Holdings | $391.1m |
1334 listed non wa companies ranked by revenue.
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Person Activity
 | NEW ROLE: Non-Executive Chairman, Non-Executive Director, Mainstream Group Holdings | 03 Nov 2020 |
