Web and mobile browser testing platform BrowserStack, founded in Mumbai, India, in 2011 by Ritesh Arora and Nakul Aggarwal, has raised a $50 million Series A investment from Accel for a minority equity position. The deal was led by Accel Partners’ Ryan Sweeney, Nate Niparko, and Shekhar Kirani. Mr. Sweeney will join BrowserStack’s board of directors.

BrowserStack has 25,000 unique paying customers, including Microsoft, Twitter, Mastercard, Barclays, Gap, TD Ameritrade, Lincoln Financial, mytoys and Yahoo Japan, according to the company.

The company also announced the opening of its new North American headquarters in San Francisco.

[Image courtesy: BrowserStack]