[3] Serena solutions offer a process orchestration approach and span the areas of development, DevOps and IT management.

[4] In November 2005, Serena Software announced that it had agreed to be acquired by Silver Lake Partners in a US$1.2 billion leveraged buyout transaction.

[6][7][8][9] In October 2006, Serena announced the acquisition of Pacific Edge Software[10] to enter the emerging project portfolio management (PPM) market.

[11] In September 2008 Serena announced the acquisition of Projity, an open source software as a service (SaaS)-based project management company.

[18] In March 2014, Serena announced the acquisition of the company by a partnership of founder Doug Troxel and private equity firm HGGC.

[20] In March 22, 2016, Micro Focus announced its intent to acquire Serena Software, Inc., with acquisition expected to close in early May 2016, with transaction valued at US$540 million.