E-commerce logistics platform MetaPack, which counts WPP among its investors, has agreed to an acquisition by Stamps.com.

Logistics software producer Stamps.com agreed on Wednesday to acquire MetaPack, a UK-based e-commerce delivery services provider backed by marketing and public relations group WPP, for £175m ($230m) in cash.

Founded in 1999, MetaPack operates an online platform where e-commerce businesses can organise logistics, and is responsible for the deliveries of more than 550 million packages each year.

The company relies on a network of some 450 mail carriers and 5,000 logsitics services across the world. Clients can also access features…