![]() Challenge Works Challenge Works (also known as Nesta Challenges) is a company offering challenge prizes for innovative solutions. | ![]() Acumen Acumen is a non-profit venture fund that uses entrepreneurial approaches to solve the problems of global poverty. | ![]() World Vision World Vision International is an Evangelical Christian humanitarian aid, development, and advocacy organization. | ![]() Sister Cities International Sister Cities International is a nonpartisan nonprofit serving as the national membership organization for sister cities, counties, and states. | Borderstep Institute Borderstep Institute is a company operating as an independent not-for-profit research institution. | |
Founding Date | Founding Date 2012 | Founding Date 2001 | Founding Date 1950 | Founding Date 1956 | Founding Date 2005 |
Type | Type Subsidiary | Type Private | Type Private | Type Private | Type Private |
Tags | |||||
Locations | Locations London, GB HQ | Locations New York, US HQ Bogotá, CO Mumbai, IN Nairobi, KE Lagos, NG Karachi, PK London, GB | Locations Monrovia, US HQ Melbourne, AU Bruxelles, BE Mississauga, CA San José, CR Nicosia, CY Friedrichsdorf, DE see more | Locations Washington, US HQ | Locations Berlin, DE HQ Hannover, DE |
Employees | Employees 562% increase | Employees 9151% increase | Employees 34,000 | Employees 1116% increase | Employees 225% increase |
Financial | |||||
Revenue (est.) | Revenue (est.) N/A | Revenue (est.) $28.8m (FY, 2017) | Revenue (est.) £1.6b (FY, 2018) | Revenue (est.) $1.1m (FY, 2023) | Revenue (est.) N/A |
Net income | Net income N/A | Net income $7.3m (FY, 2017) | Net income £69.3m (FY, 2018) | Net income ($173.3k) (FY, 2023) | Net income N/A |

Acumen is a non-profit venture fund that uses entrepreneurial approaches to solve the problems of global poverty.
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World Vision International is an Evangelical Christian humanitarian aid, development, and advocacy organization.
View company
Sister Cities International is a nonpartisan nonprofit serving as the national membership organization for sister cities, counties, and states.
View companyBorderstep Institute is a company operating as an independent not-for-profit research institution.
View company