Garratt-Callahan

    OverviewSuggest Edit

    Garratt-Callahan is a company providing industrial water treatment solutions. It supplies cleaning chemicals and equipment hat help clients support their boilers, cooling towers, reverse osmosis systems, and wastewater solutions.

    TypePrivate
    Founded1904
    HQBurlingame, CA, US
    Websitegarrattcallahan.com
    Employee Ratings3.9
    Overall CultureB+

    Latest Updates

    Employees (est.) (Oct 2021)356
    Cybersecurity ratingAMore
    Discover new suppliers and conduct deeper comparison analysis with Craft for EnterpriseLearn more
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    Key People/Management at Garratt-Callahan

    Jeffrey L. Garratt

    Jeffrey L. Garratt

    President
    Matthew R. Garratt

    Matthew R. Garratt

    Executive Vice-President
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    Garratt-Callahan Office Locations

    Garratt-Callahan has offices in Burlingame, Addison, Atlanta, Edison and in 1 other location
    Burlingame, CA, US (HQ)
    50 Ingold Rd
    Addison, IL, US
    340 S La Londe Ave
    Atlanta, GA, US
    100 Fisk Dr SW
    Edison, NJ, US
    306 Talmadge Rd
    Farmers Branch, TX, US
    13721 Welch Rd
    Show all (5)

    Garratt-Callahan Financials and Metrics

    Summary Metrics

    Founding Date

    1904
    Show all financial metrics

    Garratt-Callahan Operating Metrics

    Jul, 2020

    Industries Served

    6

    Product Categories

    8

    Services Provided

    5

    Trademarks

    8
    Show all operating metrics

    Garratt-Callahan Cybersecurity Score

    Cybersecurity ratingPremium dataset

    A

    94/100

    SecurityScorecard logo

    Garratt-Callahan Online and Social Media Presence

    Embed Graph

    Garratt-Callahan Company Culture

    • Overall Culture

      B+

      73/100

    • CEO Rating

      A+

      83/100

    • Compensation

      C+

      70/100

    Learn more on Comparably

    Garratt-Callahan News and Updates

    Training Approved for New ASSE Legionella Certification Standard

    HC Info’s ASSE 12080 course bundle is a go-at-your-own-pace training approved to meet the educational requirements of ASSE/IAPMO/ANSI Standard 12080, the new “Professional Qualifications Standard for Legionella Water Safety and Management Personnel in the U.S.”

    Garratt-Callahan Blogs

    Enjoy Superior Disinfection

    It’s Easy, Safe, and Simple! Many industries, especially food, beverage, and healthcare must ensure a highly efficacious program for the control of pathogens, bacteria, viruses, protozoa, fungi, and algae. Sodium hypochlorite solutions (e.g. bleach) have long been the go-to product for many disinfec…

    BioLargo & Garratt-Callahan Partnership

    BioLargo, a science and engineering company that invents and commercializes platform technologies to solve some of the most challenging environmental problems, has partnered with Garratt-Callahan (G-C). This joint project creates and develops a wastewater treatment product design to salvage usable w…

    2021 ASHE Annual Conference

    The American Society for Health Care Engineering (ASHE) annual conference is back with an in-person event! Register today and join us in Nashville. The post 2021 ASHE Annual Conference appeared first on Garratt-Callahan Water Treatment Expertise Since 1904.

    POE vs POU: The Difference Between Source Water Filtration & Microfiltration

    Imagine taking a relaxing shower after a day of attending seminars and ending up getting sick instead. This could be a very real scenario in the upcoming days when many hotels and even hospitals open after a long shutdown. One potential reason? Legionella pneumophila. The post POE vs POU: The Diffe…

    Protected: POE vs POU: The Difference Between Source Water Filtration & Microfiltration

    There is no excerpt because this is a protected post. The post Protected: POE vs POU: The Difference Between Source Water Filtration & Microfiltration appeared first on Garratt-Callahan Water Treatment Expertise Since 1904.

    Keeping Industrial Boilers Clean

    Boilers are a necessary part of many establishments and can be found anywhere hot water or steam is required. Most facilities, from the ones that produce food to hospitals, require uninterrupted use of boilers everyday. Proper treatment is important for maintaining maximum steam production and avoid…
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    Garratt-Callahan Frequently Asked Questions

    • When was Garratt-Callahan founded?

      Garratt-Callahan was founded in 1904.

    • Who are Garratt-Callahan key executives?

      Garratt-Callahan's key executives are Jeffrey L. Garratt and Matthew R. Garratt.

    • How many employees does Garratt-Callahan have?

      Garratt-Callahan has 356 employees.

    • Who are Garratt-Callahan competitors?

      Competitors of Garratt-Callahan include ChemTreat, International Chemtex and Evoqua Water Technologies.

    • Where is Garratt-Callahan headquarters?

      Garratt-Callahan headquarters is located at 50 Ingold Rd, Burlingame.

    • Where are Garratt-Callahan offices?

      Garratt-Callahan has offices in Burlingame, Addison, Atlanta, Edison and in 1 other location.

    • How many offices does Garratt-Callahan have?

      Garratt-Callahan has 5 offices.