Waltham’s Care.com Inc. publicly revealed plans for a Wall Street debut to raise $80 million so it can continue building an online marketplace for caregivers, dog walkers, and other service providers.

Care.com initially kept its plans for an IPO confidential. But in a public document filed Thursday, Care.com reveled that it has earned $59 million in the nine-month period that ended in September. In that same time frame, it lost $24.6 million.

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Founded in 2006, Care.com has grown to more than 200 employees at its Waltham headquarters and some 400 worldwide. It is one of the area’s fastest growing Web companies and is backed by local venture capital firm Matrix Partners, which owns 22 percent of the company’s stock. Overall, Care.com has raised $111 million from venture investors.

Other Boston companies looking to go public in 2014

The company is readying for an IPO at a moment when the market appears eager for IPOs and especially technology stocks. So far this year, 13 other Massachusetts companies have gone public, compared with nine in 2012.

Care.com will list on the New York Stock Exchange. It has not yet to selected its ticker symbol, or a price range for its IPO.