XO Group Inc. has become a privately held company and closed its merger with WeddingWire Inc.

Under the agreement, XO Group shareholders will receive $35 per share in cash. The company will maintain both wedding brands, The Knot and WeddingWire, as separate consumer products, in addition to maintaining other wedding and lifestyle brands across the globe, the company said Dec. 21.

The combined organization, owned by the Permira Funds and Spectrum Equity, will deliver wedding marketplaces, wedding websites, planning tools and registry services to more than 20 million unique visitors each month across various brands such as The Knot, WeddingWire and Bodas.