YSI, Inc. Employee Directory

Appliances, Electrical, and Electronics ManufacturingUnited 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.

Find YSI, Inc. employees' phone numbers or email addresses

YSI, Inc. Global Highlights

Location
Employees

North America
203

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  • United States Of America
    202
  • Jamaica
    1

Asia
8

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  • India
    5
  • Indonesia
    2
  • Yemen
    1

Europe
8

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  • United Kingdom Of Great Britain And Northern Ireland
    7
  • Italy
    1

Africa
1

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  • Nigeria
    1

Oceania
1

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  • New Zealand
    1

South America
1

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  • Brazil
    1

YSI, Inc.'s Leadership

  • Stylized image of a person
    A. B.
    Chief Operating Officer
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  • Stylized image of a person
    A. B.
    Chief Operating Officer
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  • Stylized image of a person
    N. B.
    Chief Operating Officer
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  • Stylized image of a person
    M. H.
    President
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  • Stylized image of a person
    W. H.
    Partner
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  • Stylized image of a person
    P. H.
    Maintenance Head
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  • Stylized image of a person
    T. B.
    Director Of Human Resources, Analytics Americas
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  • Stylized image of a person
    D. D.
    Western Region Manager
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Contact profiles from YSI, Inc.

Name
Title
Contact Info
Location
Last Update
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    G. P.
    Manager
    Phone icon
    Oct 21, 2024
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    J. C.
    Quality Assurance Manager
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    Oct 05, 2023
  • Stylized image of a person
    J. K.
    Quality Control Manager
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    Oct 18, 2024
  • Stylized image of a person
    L. N.
    Upper Midwest Territory Manager
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    Oct 23, 2024
  • Stylized image of a person
    N. O.
    Case Manager
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    Apr 25, 2025
  • Stylized image of a person
    R. L.
    Center Manager
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    Oct 23, 2024
  • Stylized image of a person
    R. S.
    Manager
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    Oct 22, 2024
  • Stylized image of a person
    S. H.
    Product Manager
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    Oct 23, 2024
  • Stylized image of a person
    T. G.
    Company Admin And Deputy Quality Manager
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    Oct 22, 2024
  • Stylized image of a person
    D. H.
    Senior Field Technician
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    United StatesFlorida
    Jul 18, 2025

Frequently Asked Questions

What is YSI, Inc. known for?

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YSI, Inc. was founded in 1948 operates in the Appliances, Electrical, and Electronics Manufacturing industry. The company's main headquarters is located in 1725 Brannum Lane, Yellow Springs, OH 45387, US; you can contact the main corporate office by phone at . Explore YSI, Inc.'s company overview page for more information.

What is YSI, Inc.'s most common email format?

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YSI, Inc. employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more YSI, Inc. email formats with LeadIQ.

How many employees does YSI, Inc. have currently?

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YSI, Inc. has approximately 201 employees as of October 2025. These team members are located across 6 continents, including North AmericaAsiaEurope.

Who are YSI, Inc.'s key employees and leadership?

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As of October 2025, YSI, Inc.'s key employees include:

  • Chief Operating Officer: A. B.
  • Chief Operating Officer: A. B.
  • Chief Operating Officer: N. B.
  • President: M. H.
  • Partner: W. H.

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