Insights

Strategic Partnerships System One has recently formed strategic investment partnerships with Oaktree Capital Group and StepStone Group, signaling potential for expanded client financing, co-delivery opportunities, and joint go-to-market initiatives to target large-scale infrastructure and technology programs.

M&A Expansion The acquisition of Pathfinder, LLC enhances System One's capabilities in outsourced project management consulting and training for capital projects across utilities, energy, mining, and pharmaceutical sectors, presenting cross-sell opportunities to existing clients and inroads into new project-heavy accounts.

Energy & Utilities Growth Appointment of a dedicated Executive Vice President for Energy & Utilities and ongoing recruitment of leadership indicates a focused growth strategy in critical infrastructure sectors, creating sales opportunities with utilities, energy companies, and related industrial clients seeking specialized staffing and program support.

Nuclear and Infrastructure Focus Active participation in nuclear industry events and a listing as a top engineering staffing firm positions System One as a trusted partner for highly technical staffing and contractor solutions in regulated, safety-critical environments, offering upsell to engineering, QA, and project delivery teams.

Large-Scale Staffing Capabilities With a sizable workforce across contract, contract-to-hire, and direct-hire models and a revenue footprint in the billions, System One can meet large enterprise clients’ scalable workforce needs, enabling multi-year workforce solutions engagements and program-level staffing deals.

Similar companies to System One

System One Tech Stack

System One uses 8 technology products and services including Qlik, CircleCI, Zoho, and more. Explore System One's tech stack below.

Media & News

System One's Email Address Formats

System One uses at least 5 email formats:
System One Email FormatsExamplePercentage
First.Last@systemone.comJohn.Doe@systemone.com
98%
Last@systemone.comDoe@systemone.com
1%
FirstMiddle.Last@systemone.comJohnMichael.Doe@systemone.com
1%
First.Last@systemoneservices.comJohn.Doe@systemoneservices.com
99%
F.Last@systemoneservices.comJ.Doe@systemoneservices.com
1%

Frequently Asked Questions

What is System One's phone number?

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You can contact System One'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 System One's official website and social media links?

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System One's official website is systemone.com and has social profiles on LinkedIn and Crunchbase.

How much revenue does System One generate?

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As of August 2026, System One's annual revenue is estimated to be $1B - $10B.

What is System One's NAICS code?

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System One's NAICS code is 5416 - Management, Scientific, and Technical Consulting Services.

How many employees does System One have currently?

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As of August 2026, System One has approximately 1.6K employees across 5 continents, including North America, Asia and Europe. Key team members include Ceo: H. H., Chief Executive Officer: A. F. and Ceo: F. D. T. Explore System One's employee directory with LeadIQ.

What industry does System One belong to?

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System One operates in the Business Consulting and Services industry.

What technology does System One use?

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System One's tech stack includes Qlik, CircleCI, Zoho, Microsoft SQL Server, Figma, Zapier, Constant Contact and PayPal.

What is System One's email format?

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System One's email format typically follows the pattern of First.Last@systemone.com. Find more System One email formats with LeadIQ.

How much funding has System One raised to date?

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As of August 2026, System One has raised $302M in funding. The last funding round occurred on Jan 28, 2021 for $290M.
System One logo

System One

Business Consulting and ServicesPennsylvania, United States1001-5000 Employees

System One, based in Pittsburgh, Pennsylvania, provides specialized outsourced services and workforce solutions across critical infrastructure, technology, life sciences, and government sectors. The company staffs professionals for contract, contract-to-hire, and direct-hire engagements through a broad network, supporting organizations with complex, mission-critical programs. With a focus on in-demand technical skills and extensive operational expertise, System One aims to deliver timely results for both client organizations and the job seekers it connects with opportunities. It serves private and public sector clients of varying sizes, including industry leaders and nationally recognized brands.

The company operates in the business consulting and services industry, offering customized workforce solutions and outsourced services to private and public organizations. A notable development in 2026 is the acquisition of Pathfinder, LLC, expanding its project management consulting and training capabilities across capital projects in utilities, energy, mining, and pharmaceuticals.

Section iconCompany Overview

Phone number
NAICS Code
5416 - Management, Scientific, and Technical Consulting Services
Employees
1001-5000

Section iconFunding & Financials

  • $302M

    System One has raised a total of $302M of funding over 3 rounds. Their latest funding round was raised on Jan 28, 2021 in the amount of $290M as a Debt Financing.

  • $1B - $10B

    System One's revenue is estimated to be in the range of $1B - $10B

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