
About Winthrop Square Capital
Winthrop Square Capital is an independent private equity firm, investing in private partnerships and co-investments.
Email Format
{first_name}@winthropsquarecapital.com — 100.0%
sarah@winthropsquarecapital.com
Leadership & Decision Makers
Contact details of 3 Winthrop Square Capital decision makers
General Emails
General company emails, e.g. customer support lines
info@winthropsquarecapital.com
General Inquiries
admin@winthropsquarecapital.com
Admin Team
ben@winthropsquarecapital.com
Unclassified inbox
Similar Companies like Winthrop Square Capital
Finance & Banking · Boston, MA · Est. 2015 · Under 10 employees · $1B–$1000B
HQ: Boston, MA
Finance & Banking · Boston, MA · Est. 1984 · 1001–5000 employees · $500M–$1B
HQ: Boston, MA
Finance & Banking · New York, NY · Est. 2001 · 11–50 employees
HQ: New York, NY
Company Info
Last updated: 31/07/2025
617.340.7670
Boston, MA
Legal Name: Winthrop Square Capital, L.P.
Employees: 11-50
Venture Stage: Early Stage Venture, Venture
Diversity Spotlight: Women Founded
Operating Status: Active
Investor Type: Private Equity Firm
Phone Number: 617.340.7670
Last Investment Activity: Feb 16, 2023
Investments Activity:
Feb 16, 2023
May 3, 2021
Dec 21, 2020
Early-Stage Investments:
Yes
Our service is undergoing beta testing, and you can get all the information that is closed on this page for free by registering. You will not need to provide your credit/debit card details.