Insights

Sustainability focus Fortistar is a private investment firm dedicated to accelerating the transition to a lower carbon future, presenting a sales opportunity to offer clean energy technologies, carbon reduction solutions, and sustainability-focused financial instruments to support their portfolio and new initiatives.

Industry exposure With experience across Power, Transportation, and Industrial sectors, Fortistar may seek investments or operational improvements leveraging grid modernization, EV charging, energy efficiency, and logistics optimization—areas where energy tech vendors and EPC partners can engage.

Hands-on value Their hands-on, value-creating investing approach suggests receptivity to strategic partnerships, operational consulting, project financing, and turnkey solutions that demonstrate measurable capital and performance benefits.

Financial profile Revenue range indicates a mid-market investment focus; opportunities exist to present scalable, modular solutions, risk-adjusted ROI analyses, and co-investment or debt-financing options aligned with Fortistar’s capital deployment style.

Tech and platforms Current technology stack and customer support tools imply potential for collaboration on digital transformation, CRM/portfolio management integrations, data analytics for portfolio companies, and customer experience enhancements leveraging your software and services.

Similar companies to Fortistar

Fortistar Tech Stack

Fortistar uses 8 technology products and services including Microsoft SharePoint, WordPress, Zendesk, and more. Explore Fortistar's tech stack below.

  • Content Management System
  • Content Management System
  • Documentation Tools
  • Packery
    Javascript Libraries
  • parallax.js
    Javascript Libraries
  • Bootstrap
    UI Frameworks
  • Microsoft ASP.NET
    Web Frameworks
  • jQuery Waypoints
    Web Tools And Plugins

Fortistar's Email Address Formats

Fortistar uses at least 3 email formats:
Fortistar Email FormatsExamplePercentage
FLast@fortistar.comJDoe@fortistar.com
89%
FirLast@fortistar.comJohDoe@fortistar.com
5%
FirstLast@fortistar.comJohnDoe@fortistar.com
6%

Frequently Asked Questions

What is Fortistar's stock symbol?

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Fortistar is a publicly traded company; the company's stock symbol is FSSI.

What is Fortistar's official website and social media links?

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Fortistar's official website is fortistar.com and has social profiles on LinkedIn.

How much revenue does Fortistar generate?

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As of August 2026, Fortistar's annual revenue is estimated to be $25M - $50M.

What is Fortistar's NAICS code?

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Fortistar's NAICS code is 52391 - Miscellaneous Intermediation.

How many employees does Fortistar have currently?

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As of August 2026, Fortistar has approximately 59 employees across 2 continents, including North America and Asia. Key team members include Chief Technology Officer: B. A., Vice President Of Engineering: D. N. and Adm Assistant To President: L. F. Explore Fortistar's employee directory with LeadIQ.

What industry does Fortistar belong to?

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Fortistar operates in the Venture Capital and Private Equity Principals industry.

What technology does Fortistar use?

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Fortistar's tech stack includes Microsoft SharePoint, WordPress, Zendesk, Packery, parallax.js, Bootstrap, Microsoft ASP.NET and jQuery Waypoints.

What is Fortistar's email format?

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Fortistar's email format typically follows the pattern of FLast@fortistar.com. Find more Fortistar email formats with LeadIQ.
Fortistar logo

Fortistar

Venture Capital and Private Equity PrincipalsNew York, United States51-200 Employees

Fortistar, based in White Plains, New York, is a privately owned investment firm established in 1993. It aims to accelerate the transition to a lower carbon economy by deploying its own capital and taking a hands-on approach to creating economic value responsibly. The firm has deep experience in the power, transportation, and industrial sectors as well as the technologies evolving them.

Its work centers on collaborating with players within those sectors to address operational and development challenges and to drive durable performance. Fortistar positions itself within the private equity and venture capital landscape as a focused practitioner in the energy transition, supported by a mid-sized team.

Section iconCompany Overview

Stock Symbol
FSSI
NAICS Code
52391 - Miscellaneous Intermediation
Employees
51-200

Section iconFunding & Financials

  • $25M - $50M

    Fortistar's revenue is estimated to be in the range of $25M - $50M

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