FlexGen

Durham, United States Founded: 2009 • Age: 17 yrs
Developer of bespoke power storage systems for industrial and grid applications

About FlexGen

FlexGen is a company based in Durham (United States) founded in 2009.. FlexGen has raised $276.49 million across 7 funding rounds from investors including First National Bank, BNP Paribas and J P Morgan. FlexGen offers products and services including HybridOS EMS, HybridOS Analyze, and HybridOS Control BMS.

  • Headquarter Durham, United States
  • Sectors
    Energy & Utilities
  • Email
    ***********
  • Phone
    *********
  • Website
    *********
  • Social
    *********
  • Legal Name Flexgen Power Systems, Inc.
Operational Areas
Energy & Utilities → Energy Storage & Efficiency
Key Metrics
  • Annual Revenue
  • Net Profit
  • EBITDA
  • Total Equity Funding
    $276.49 M (USD)

    in 7 rounds

  • Latest Funding Round
    $75 M (USD), Debt – Conventional

    Jan 22, 2025

  • Investors
  • Employee Count
    Employee Count
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Products & Services of FlexGen

FlexGen offers a comprehensive portfolio of products and services, including HybridOS EMS, HybridOS Analyze, and HybridOS Control BMS. The company's diverse product and service offerings are designed to meet the evolving needs of its customers, address market demands, and provide comprehensive solutions that drive value creation and customer satisfaction across various segments and use cases.

Primary

Software for controlling and optimizing battery energy storage systems.

Remote monitoring tool for evaluating battery health and performance.

System enhancing security and performance for energy storage assets.

People of FlexGen
Headcount 50-200
Employee Profiles 71
Employee Profiles
People
Laura Adams
Project Manager Leader
People
Bradley Beck, CPA
Vice President, Accounting & Controller
People
Preston Miller
Senior Software Engineer
People
Jamie Schwint, CPA
Director Of Financial Reporting & Accounting

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Funding Insights of FlexGen

FlexGen has successfully raised a total of $276.49M across 7 strategic funding rounds. The most recent funding activity was a Debt – Conventional round of $75 million completed in January 2025. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.

  • Total Funding
  • Total Rounds 7
  • Last Round Debt – Conventional — $75.0M
  • First Round

    (30 Jul 2015)

  • Investors Count 9
Date Amount Transaction Name Valuation Lead Investors Investors
Jan, 2025 Amount Debt – Conventional - FlexGen Valuation

investors

Jul, 2022 Amount Series C - FlexGen Valuation Vitol
Aug, 2021 Amount Series B - FlexGen Valuation Apollo Global Management
Date Amount Transaction Name Valuation Lead Investors Investors
Jul, 2021 Amount Post-IPO - Grab Valuation

investors

Feb, 2021 Amount Post-IPO - Grab Valuation

investors

Jan, 2021 Amount Post-IPO - Grab Valuation

investors

Feb, 2021 Amount Post-IPO - Grab Valuation

investors

Investors in FlexGen

FlexGen has secured backing from 9 investors, including institutional and venture fund investors. Prominent investors backing the company include First National Bank, BNP Paribas and J P Morgan. This diverse investor base provides strategic capital, industry expertise, and valuable network connections that support the company's growth initiatives, market expansion, and long-term value creation.

All
Venture Fund
Institutional
Investor Description Founded Year Domain Location
Growth stage energy sector focused VC firm investing primarily in the US and Canada
Founded Year Domain Location
Buyouts are targeted through private equity investments by the firm.
Founded Year Domain Location
Commercial banking services are provided to individuals and institutions globally.
Founded Year Domain Location
Investor Description Founded Year Domain Location
Single family office of Amitabh Bachchan, founder of Amitabh Bachchan Corporation or AB CORP
Founded Year Domain Location
Startup ecosystems are ignited through strategic investments by Signite Partners.
Founded Year Domain Location
Venture capital is directed toward companies in multiple sectors.
Founded Year Domain Location
Venture capital is invested in cybersecurity, fintech, and AI startups.
Founded Year Domain Location

Investments & Acquisitions by FlexGen

Investments
Company Name Description Domain Location Founded Year Amount
Bionic investment advisor platform
2016
Fine Asian gourmet food is offered by an internet-first restaurant.
2016
Physical e-commerce kiosks are deployed for rural purchases in Indonesia.
2014
Fine Asian gourmet food is offered by an internet-first restaurant.
2016

Financial Statements - FlexGen

Tata Steel revenue growth over time
Tata Steel profit and loss trends over time
Date Amount Transaction Name Valuation Lead Investors Investors
Jul, 2021 Amount Post-IPO - Grab Valuation

investors

Feb, 2021 Amount Post-IPO - Grab Valuation

investors

Jan, 2021 Amount Post-IPO - Grab Valuation

investors

Feb, 2021 Amount Post-IPO - Grab Valuation

investors

Flexgen Comparisons

Employees
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Competitors of FlexGen

Company Name Domain Founded year HQ Location Description
domain founded_year HQ Location
Multiple services are booked via an app-based platform.
domain founded_year HQ Location
On-demand services are booked through an app-based platform.
domain founded_year HQ Location
App based platform offering on demand delivery and ride-hailing services
domain founded_year HQ Location
Operates an on-demand hyperlocal delivery app for food and groceries.

Latest news on Flexgen

Frequently Asked Questions about FlexGen

When was FlexGen founded?

FlexGen was founded in 2009 and raised its 1st funding round 6 years after it was founded.

Where is FlexGen located?

FlexGen is headquartered in Durham, United States. It is registered at Durham, North Carolina, United States.

Is FlexGen a funded company?

FlexGen is a funded company, having raised a total of $276.49M across 7 funding rounds to date. The company's 1st funding round was a Series B of $150M, raised on Jul 30, 2015.

What does FlexGen do?

FlexGen was founded in 2009 in Durham, United States, and operates in the energy storage sector. Hybrid-power storage solutions are provided for oil and gas industries as well as grid applications. Systems feature 480-600V potential, 200-900kW output, and 250-1100kVA capacity. Integration with power generators is included, allowing energy storage to support loads. Proprietary algorithms are utilized for optimization of storage and supply.

What products or services does FlexGen offer?

FlexGen offers HybridOS EMS, HybridOS Analyze, and HybridOS Control BMS.

Who are FlexGen's investors?

FlexGen has 9 investors. Key investors include First National Bank, BNP Paribas, J P Morgan, Santander, and Apollo Global Management.

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