Cornerstone Equity Investors Overview

  • Investor Type
  • PE/​Buyout

  • Status
  • Inactive

  • Investments
  • 52

  • Portfolio
  • 1

  • Exits
  • 36


Cornerstone Equity Investors General Information

Company Description

Cornerstone Equity Investors was a private equity firm based in Stamford, Connecticut. The firm used to invest in middle-market firms operating in the business service, healthcare, information technology and specialty manufacturing sectors.

Business Details

Year Founded
Investor Status
Out of Business
Primary Investor Type
Other Investor Types
Corporate Office
  • 355 Lexington Avenue
  • Suite 1400
  • New York, NY 10017
  • United States

Cornerstone Equity Investors Investments & Acquisitions (52)

Company Name Deal Date Deal Type Deal Size Industry Company Stage Lead Partner
3Sbio 11-Jun-2015 000 00000 Pharmaceuticals Profitable
Lionbridge 21-May-2013 0000 Business/Productivity Software Profitable
Keystone Mutual Funds 11-Jan-2013 000000000000 Asset Management Generating Revenue
America Service Group 01-Jun-2011 0000000000 00000 Other Healthcare Services Generating Revenue
Tigress Geosciences 04-Sep-2006 Buyout/LBO Business/Productivity Software Generating Revenue
You’re viewing 5 of 52 investments and acquisitions. Get the full list »

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Cornerstone Equity Investors Exits (36)

Company Name Exit Date Exit Type Exit Size
Optum 01-Mar-2019 000000000 00000000
Lionbridge 28-Feb-2017 0000000000 00000
Geotrace 16-Dec-2016 0000000000: 000000
Health Management Associates 27-Jan-2014 000000000000000000 00.00
3Sbio 30-May-2013 Buyout/LBO 00000
You’re viewing 5 of 36 exits. Get the full list »

Cornerstone Equity Investors Fund Performance

Fund Name Vintage Size Dry Powder DPI RVPI TVPI IRR

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Cornerstone Equity Investors Investments by Industry, Year, and Region

Investments by Industry

Investments by Year

Investments by Region

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Cornerstone Equity Investors FAQs

  • What is Cornerstone Equity Investors?

    Cornerstone Equity Investors was a private equity firm based in Stamford, Connecticut.

  • When was Cornerstone Equity Investors founded?

    Cornerstone Equity Investors was founded in 1996.

  • Who is the founder of Cornerstone Equity Investors?

    Mark Rossi, Dana O'Brien, Robert Knox, and Robert Getz are the founders of Cornerstone Equity Investors.

  • Where is Cornerstone Equity Investors headquartered?

    Cornerstone Equity Investors is headquartered in New York, NY.

  • How many investments has Cornerstone Equity Investors made?

    Cornerstone Equity Investors has made 52 investments.

  • What has Cornerstone Equity Investors invested in?

    Cornerstone Equity Investors has made numerous investments in companies like 3Sbio, Lionbridge, and Keystone Mutual Funds within the Pharmaceuticals, Business/Productivity Software, and Asset Management industries.

  • What has Cornerstone Equity Investors invested in recently?

    Cornerstone Equity Investors's latest investment was on 11-Jun-2015 in 3Sbio, a company within the Pharmaceuticals industry.

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