Dennis Crowley

Foursquare Labs Inc. provides free mobile location-based social networking services. Its application Foursquare, helps users to connect to friends and locations which they have visited. The firm's application can also be used as a marketing tool for businesses, brands and agencies. The company was founded by Dennis Crowley and Naveen Selvadurai in March 2009 and is headquartered in New York, NY.

Amplifyher Ventures LLC (Amplifyher Ventures) is a venture capital firm founded in 2018 by Tricia Black. The firm is headquartered in New York.

Hyams Labs, Inc. operates as an app that scans indoor spaces. The company is based in New York, NY. The company was founded by John Gaeta, Matthew Luke Miesnieks, and Dennis Crowley. Matthew Luke Miesnieks has been the CEO since incorporation.

Counseling Service of Eastern District New York, Inc. provides treatment services for people that suffered from addiction. The firms' services include individual and group treatment for addiction disorders, integrated treatment for individuals with both addiction and mental health disorders, psychiatric evaluation and medication treatment, assistance with Medicaid and other public benefits, medical evaluation and referral for health care, family counselling and education, collaboration with criminal justice and other referral agencies and random urine toxicology. The company is headquartered in Brooklyn, NY.

Part of Alphabet, Inc., Dodgeball.com is a company that provides text-messaging services. The company is based in New York, NY. The company was founded by Dennis Crowley, Alex Rainert. Dodgeball.com was acquired by Google LLC on May 11, 2005.