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The most common Keystone Engineering email format is [first].[last] (ex. jane.doe@keystoneengineering.co.uk), which is being used by 68.6% of Keystone Engineering work email addresses. Other common Keystone Engineering email patterns are [first] (ex. jane@keystoneengineering.co.uk). In all, Keystone Engineering uses 2 work email formats.
| Email Format | Example | Percentage |
|---|---|---|
| [first].[last] | jane.doe@keystoneengineering.co.uk |
68.6%
|
| [first] | jane@keystoneengineering.co.uk |
31.4%
|