![]() SessionGuardian SessionGuardian (also known as SecureReview) is a company that provides cybersecurity solutions. | ![]() Callsign Сallsign is a company developing passive authentication, fraud prevention, and intelligence solutions. | ||
Founding Date | Founding Date 2017 | Founding Date 2012 | Founding Date N/A |
Type | Type Private | Type Subsidiary | Type Private |
Tags | |||
Locations | Locations New York, US HQ | Locations London, GB HQ Singapore, SG Abu Dhabi, AE Manchester, GB Palo Alto, US | Locations London, GB HQ Dublin, IE Hartford, US |
Employees | Employees 2 | Employees 17511% increase | Employees 462% decrease |
Financial | |||
Revenue (est.) | Revenue (est.) N/A | Revenue (est.) £14.3m (FY, 2022) | Revenue (est.) £349.6k (FY, 2015) |
Cost of goods | Cost of goods N/A | Cost of goods £8.2m (FY, 2022) | Cost of goods £320.8k (FY, 2015) |
Gross profit | Gross profit N/A | Gross profit £6.1m (FY, 2022) | Gross profit £28.9k (FY, 2015) |
Net income | Net income N/A | Net income (£42.1m) (FY, 2022) | Net income (£2m) (FY, 2015) |
Funding | |||
Total funding raised | Total funding raised $ 3m | Total funding raised $ 35m | Total funding raised N/A |

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