![]() LoyaltyZen LoyaltyZen (also known as L2 Marcin Krejza) is a company that develops loyalty program automation solutions. | Giveffect Giveffect is a company that develops cloud-based software tools for non-profit organizations. | |||
Founding Date | Founding Date 2007 | Founding Date 2018 | Founding Date 2013 | Founding Date 2012 |
Type | Type Private | Type Private | Type Private | Type Private |
Tags | ||||
Locations | Locations HQ | Locations Boston, US HQ Sydney, AU Sao Paulo, BR Paris, FR London, GB Denver, US Tampa, US | Locations Białystok, PL HQ | Locations New York, US HQ San Francisco, US |
Employees | Employees 215% decrease | Employees 3221% increase | Employees N/A | Employees 176% increase |
Operating ⚠ | ||||
Types of Solutions | Types of Solutions N/A | Types of Solutions 4 (Jan, 2024) | Types of Solutions 6 (Mar, 2024) | Types of Solutions N/A |

Validity is a company that provides email marketing and data management solutions.
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LoyaltyZen (also known as L2 Marcin Krejza) is a company that develops loyalty program automation solutions.
View companyGiveffect is a company that develops cloud-based software tools for non-profit organizations.
View company