SAN MATEO, Calif.--(BUSINESS WIRE)--Sunstone Partners, a technology-focused growth equity firm, today announced the closing of the sale of its portfolio company, Thirdera, to Cognizant (Nasdaq: CTSH). Thirdera is an Elite ServiceNow Partner specializing in advisory, implementation and optimization solutions related to the ServiceNow platform, with a strong focus on emerging enterprise workflow products. Sunstone Partners created Thirdera in 2021 by merging three companies: Evergreen Systems, Cerna Solution ...