Insights

Active Private Equity Portfolio Castle Harlan manages a diverse and expanding portfolio across various industries including education, manufacturing, and chemicals, presenting opportunities for B2B service providers, equipment suppliers, and technology vendors seeking to serve growth-oriented middle-market companies.

Recent Acquisitions The firm has demonstrated an ongoing interest in acquiring and expanding companies in North America and Australia, notably in educational furniture and industrial sectors, indicating potential for collaboration with suppliers and service providers targeting these high-growth areas.

Digital Infrastructure Utilization Castle Harlan employs a range of technology platforms such as Microsoft 365, PHP, and Apache, suggesting opportunities to offer enterprise software solutions, cybersecurity services, or cloud-based tools tailored to private equity operational needs.

Financial Scale With revenues estimated between 50 and 100 million USD and a portfolio value exceeding 11 billion USD, Castle Harlan's scale offers opportunities for high-value partnerships with financial services, consulting, or strategic advisory firms looking to engage with established private equity players.

Industry Focus and Growth The firm's emphasis on sectors like energy, industrial manufacturing, and education provides targeted prospects for suppliers, technology providers, and service companies aiming to support companies in these resilient and expanding industries.

Castle Harlan Tech Stack

Castle Harlan uses 8 technology products and services including RSS, Microsoft 365, spin.js, and more. Explore Castle Harlan's tech stack below.

  • RSS
    Content Management System
  • Microsoft 365
    Email
  • spin.js
    Javascript Frameworks
  • MooTools
    Javascript Frameworks
  • jQuery
    Javascript Libraries
  • PHP
    Programming Languages
  • Apache HTTP Server
    Web Servers
  • Apache
    Web Servers

Media & News

Castle Harlan's Email Address Formats

Castle Harlan uses at least 1 format(s):
Castle Harlan Email FormatsExamplePercentage
FLast@castleharlan.comJDoe@castleharlan.com
71%
Last@castleharlan.comDoe@castleharlan.com
15%
First.Last@castleharlan.comJohn.Doe@castleharlan.com
9%
First@castleharlan.comJohn@castleharlan.com
5%

Frequently Asked Questions

Where is Castle Harlan's headquarters located?

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Castle Harlan's main headquarters is located at 150 East 58th Street New York, New York 10155 United States. The company has employees across 1 continents, including North America.

What is Castle Harlan's phone number?

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You can contact Castle Harlan's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Castle Harlan's official website and social media links?

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Castle Harlan's official website is castleharlan.com and has social profiles on LinkedIn.

What is Castle Harlan's SIC code NAICS code?

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Castle Harlan's SIC code is 6153 - Short-Term Business Credit Institutions, Except Agricultural NAICS code is 52391 - Miscellaneous Intermediation.

How many employees does Castle Harlan have currently?

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As of April 2026, Castle Harlan has approximately 27 employees across 1 continents, including North America. Key team members include Chief Technology Officer: J. R.Chief Financial Officer: J. R.Vice President & Controller: S. R.. Explore Castle Harlan's employee directory with LeadIQ.

What industry does Castle Harlan belong to?

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Castle Harlan operates in the Venture Capital and Private Equity Principals industry.

What technology does Castle Harlan use?

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Castle Harlan's tech stack includes RSSMicrosoft 365spin.jsMooToolsjQueryPHPApache HTTP ServerApache.

What is Castle Harlan's email format?

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Castle Harlan's email format typically follows the pattern of FLast@castleharlan.com. Find more Castle Harlan email formats with LeadIQ.

When was Castle Harlan founded?

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Castle Harlan was founded in 1987.

Castle Harlan

Venture Capital and Private Equity PrincipalsNew York, United States11-50 Employees

Castle Harlan, Inc is a middle market private equity firm founded in 1987. The firm has participated in eight private equity funds, five domestically and three in Australia, totaling over $5.5 billion in capital commitments. Our team of investment professionals, who have been with the firm for an average of over 10 years, and our current portfolio companies employ more than 36,000 people.

Castle Harlan's domestic funds have purchased over 50 businesses, totaling over $11 billion of enterprise value, primarily in North America, but also throughout the world, spanning a wide range of industries. Current and former portfolio companies have been in such industries as energy services, industrial manufacturing, specialty chemicals and certain consumer segments, among many others.

Section iconCompany Overview

Headquarters
150 East 58th Street New York, New York 10155 United States
Phone number
SIC Code
6153 - Short-Term Business Credit Institutions, Except Agricultural
NAICS Code
52391 - Miscellaneous Intermediation
Founded
1987
Employees
11-50

Section iconFunding & Financials

  • $50M$100M

    Castle Harlan's revenue is estimated to be in the range of $50M$100M

Section iconFunding & Financials

  • $50M$100M

    Castle Harlan's revenue is estimated to be in the range of $50M$100M

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