Insights

Market Position CSI positions itself as Wisconsin's largest performance consultant firm with a long track record since 1989 and over 400 client engagements, signaling credibility and potential for expanding into regional enterprises seeking scalability and proven ROI.

Growth Readiness With 51-200 employees and revenue in the 50 to 100 million range, CSI appears poised for mid-market expansion, offering opportunities to cross-sell performance optimization, change management, and process improvement services to mid-sized firms aiming to elevate efficiency and profitability.

Tech Enablement A diverse tech stack including Microsoft 365, Google Cloud, WordPress, Shopify, and content/analytics tools suggests CSI can leverage digital transformation and customer experience improvements for clients investing in modernizing operations, e-commerce, and data workflows.

Industry Signals Recent industry signals from comparable solar and energy storage players imply a trend toward performance optimization and efficiency gains in energy and technology sectors, presenting a chance to tailor CSI’s performance consulting to clients with complex supply chains and capital-intensive projects.

Account Growth Considering CSI’s history of helping over 400 companies, there is an opportunity to target existing clients for expansion into additional performance domains, such as digital adoption, process optimization, and ROI analytics, leveraging case studies to accelerate new engagements.

Similar companies to CSI

CSI Tech Stack

CSI uses 8 technology products and services including Microsoft Clarity, Joomla, WordPress, and more. Explore CSI's tech stack below.

Media & News

CSI's Email Address Formats

CSI uses at least 4 email formats:
CSI Email FormatsExamplePercentage
FLast@csi-consultants.comJDoe@csi-consultants.com
74%
FirstLa@csi-consultants.comJohnDo@csi-consultants.com
15%
FirstLast@csi-consultants.comJohnDoe@csi-consultants.com
6%
Last_First@csi-consultants.comDoe_John@csi-consultants.com
5%

Frequently Asked Questions

What is CSI's phone number?

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You can contact CSI'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 CSI's stock symbol?

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CSI is a publicly traded company; the company's stock symbol is CSIQ.

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

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CSI's official website is csi-consultants.com and has social profiles on LinkedIn.

How much revenue does CSI generate?

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As of August 2026, CSI's annual revenue is estimated to be $50M - $100M.

What is CSI's NAICS code?

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

How many employees does CSI have currently?

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As of August 2026, CSI has approximately 65 employees across 5 continents, including North America, Asia and Africa. Key team members include Partner & Sales Manager: J. P. Explore CSI's employee directory with LeadIQ.

What industry does CSI belong to?

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CSI operates in the Business Consulting and Services industry.

What technology does CSI use?

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CSI's tech stack includes Microsoft Clarity, Joomla, WordPress, Shopify, Microsoft 365, Google Cloud, Select2 and WP Engine.

What is CSI's email format?

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CSI's email format typically follows the pattern of FLast@csi-consultants.com. Find more CSI email formats with LeadIQ.
CSI logo

CSI

Business Consulting and ServicesUnited States51-200 Employees

CSI is a United States–based firm in the business consulting and services sector, founded in 1989 and operating from Wisconsin as the state’s largest performance consultant firm. With a focus on helping organizations improve bottom-line performance, CSI has guided more than 400 companies in identifying and implementing efficiency improvements. The company serves a diverse client base across industries seeking measurable gains in operational effectiveness and financial results through targeted consulting and advisory services. As part of its positioning, CSI emphasizes performance enhancement and organizational effectiveness to support clients in achieving sustained improvements. A recent development notes expanded attention to U.S. manufacturing and energy-related sectors, reflecting ongoing expansion activities in North America while maintaining its core consulting focus.

Section iconCompany Overview

Phone number
Stock Symbol
CSIQ
NAICS Code
5416 - Management, Scientific, and Technical Consulting Services
Employees
51-200

Section iconFunding & Financials

  • $50M - $100M

    CSI's revenue is estimated to be in the range of $50M - $100M

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