Insights

Environmental Monitoring Focus YSI specializes in water quality monitoring instruments suitable for a wide range of applications including environmental protection, aquaculture, and municipal water systems. This offers opportunities to target government agencies, environmental consultants, and eco-focused organizations seeking advanced water analysis solutions.

Recent Product Innovations With the launch of new products like the EXO University training platform, 9800 Photometer, and the YSI Turb(R) 750 T Benchtop Turbidimeter, there is a clear emphasis on portable, user-friendly, and EPA-compliant instruments. These innovations present upsell prospects for clients seeking cutting-edge technology to enhance their testing capabilities.

Strategic Industry Reach YSI’s involvement across diverse sectors including coastal, desalination, wastewater, and watershed management opens avenues for sales to specialized facilities, research institutions, and industrial clients focused on water resource management and compliance solutions.

Part of Xylem Advantage As a subsidiary of Xylem Inc., YSI benefits from expanded distribution channels and integrated water solutions, enabling cross-selling opportunities and joint marketing efforts to broader markets and government agencies prioritizing smart water management.

Training and Support Services The introduction of comprehensive on-demand training programs such as EXO University indicates an opportunity to enhance customer retention and satisfaction, encouraging clients to adopt advanced systems with confidence, and enabling upsell of service and support packages.

YSI Tech Stack

YSI uses 8 technology products and services including MicroStrategy, Ceridian, Microsoft Intune, and more. Explore YSI's tech stack below.

  • MicroStrategy
    Business Intelligence
  • Ceridian
    Enterprise
  • Microsoft Intune
    Enterprise Mobility Management
  • Windows 11
    Operating Systems
  • C#
    Programming Languages
  • iOS
    Programming Languages
  • Microsoft Defender
    Security
  • CSS
    Web Tools And Plugins

Media & News

YSI's Email Address Formats

YSI uses at least 1 format(s):
YSI Email FormatsExamplePercentage
FLast@ysi.comJDoe@ysi.com
50%
FLast@ysi.comJDoe@ysi.com
50%

Frequently Asked Questions

What is YSI's phone number?

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You can contact YSI'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 YSI's stock symbol?

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YSI is a publicly traded company; the company's stock symbol is KEYS.

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

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YSI's official website is ysi.com and has social profiles on LinkedIn.

How much revenue does YSI generate?

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As of December 2025, YSI's annual revenue is estimated to be $32M.

What is YSI's NAICS code?

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YSI's NAICS code is 335 - Electrical Equipment, Appliance, and Component Manufacturing.

How many employees does YSI have currently?

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As of December 2025, YSI has approximately 201 employees across 6 continents, including North AmericaEuropeAsia. Key team members include Chief Operating Officer: A. B.Chief Operating Officer: A. B.Chief Operating Officer: N. B.. Explore YSI's employee directory with LeadIQ.

What industry does YSI belong to?

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YSI operates in the Appliances, Electrical, and Electronics Manufacturing industry.

What technology does YSI use?

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YSI's tech stack includes MicroStrategyCeridianMicrosoft IntuneWindows 11C#iOSMicrosoft DefenderCSS.

What is YSI's email format?

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YSI's email format typically follows the pattern of FLast@ysi.com. Find more YSI email formats with LeadIQ.

When was YSI founded?

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YSI was founded in 1948.

YSI

Appliances, Electrical, and Electronics ManufacturingOhio, United States201-500 Employees

YSI is the maker of environmental, laboratory, and municipal monitoring instruments, sensors, software, systems, and data collection platforms for water quality monitoring and testing, water velocity data, and more. Measure with confidence! Analytics for decision. 

Our multiparameter instruments, aquaculture monitoring systems, handheld sampling instruments, and complete line of SonTek (velocity) products can be incorporated into any of your monitoring or sampling applications. Our instruments have the ability to be used in the field or the lab, and can even be used in unattended settings.

We build long-lasting relationships with our customers through our dedicated customer service, including technical applications and service support by field-tested experts. And our innovative technology is derived through environmentally responsible business practices. 

YSI works with professionals to develop water monitoring solutions for our planet’s natural resources. Whether you are concerned with climate change, floods, droughts, storm water runoff, clean drinking water, healthy ecosystems or fish, we can partner with you to provide reliable water resource instruments and systems.

Here are some of the many market applications and parameters YSI provides innovative, industry-leading solutions. 

Aquaculture
Coastal 
Desalination 
Estuary 
Drinking Water
Groundwater
Laboratory
Oceans
Raw Water
Source Water 
Storm Water
Surface Water 
Wastewater 
Watersheds

YSI is now part of Xylem Inc.  Learn more at www.xyleminc.com.

Section iconCompany Overview

Phone number
Website
ysi.com
Stock Symbol
KEYS
NAICS Code
335 - Electrical Equipment, Appliance, and Component Manufacturing
Founded
1948
Employees
201-500

Section iconFunding & Financials

  • $500M$1B

    YSI's revenue is estimated to be in the range of $500M$1B

Section iconFunding & Financials

  • $500M$1B

    YSI's revenue is estimated to be in the range of $500M$1B

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