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Mark Chamberlain
Mark Chamberlain was previously a director of Upper Sigma Limited (until 2024) and 10 other organisations. Source: Companies House records.
Director at Upper Sigma Limited · Director at Docscorp Limited
- 0 current roles
- 11 previous roles
- Served alongside 13 people
Mark's network: 13 people across 12 organisations
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Official record Companies House · updated 11th October 2026 · Free, no card or password
Roles
11 roles across 11 organisations-
Upper Sigma LimitedDirector · 2023-2024
Official record · Companies House
- Source
- Companies House
- Organisation
- Upper Sigma Limited
- Role
- Director
- Appointed
- 2023-01-03
- Ended
- 2024-02-12
- Record reference
- Company 11247014
Previous -
Docscorp LimitedDirector · 2022-2024
Official record · Companies House
- Source
- Companies House
- Organisation
- Docscorp Limited
- Role
- Director
- Appointed
- 2022-09-02
- Ended
- 2024-02-12
- Record reference
- Company 06519396
Previous -
Workshare Technology Holdings LimitedDirector · 2022-2024
Official record · Companies House
- Source
- Companies House
- Organisation
- Workshare Technology Holdings Limited
- Role
- Director
- Appointed
- 2022-09-02
- Ended
- 2024-02-12
- Record reference
- Company 07178295
Previous
8 more roles, with dates and sources
Sign in free to see all rolesPeople Mark has served alongside
13 people across 12 organisationsBased on overlapping official board records. Calculated from official records
13 people across 12 organisations
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- Companies House
- Officer appointments and resignations.
- Edition
- Register edition compiled 11th October 2026
- Identity
- Records are treated as the same person only where the evidence confirms it. How people are matched