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Jonathan Lehmann Email & Phone Number

Area Manager / Water treatment Expert / Legionella Risk Consultant at Barclay Water Management Inc.
Location: Greater Chicago Area, United States 7 work roles 1 school
1 work email found @barclaywater.com 2 phones found area 219 LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 86%

Contact Signals · 1 work email · 2 phones

Work email j****@barclaywater.com
Direct phone (219) ***-****
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Role
Area Manager / Water treatment Expert / Legionella Risk Consultant at Barclay Water Management Inc.
Location
Greater Chicago Area, United States

Who is Jonathan Lehmann? Overview

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Quick answer

Jonathan Lehmann is listed as Area Manager / Water treatment Expert / Legionella Risk Consultant at Barclay Water Management Inc. based in Greater Chicago Area, United States. AeroLeads shows a work email signal at barclaywater.com, phone signal with area code 219, and a matched LinkedIn profile for Jonathan Lehmann.

Jonathan Lehmann previously worked as Area Sales Manager at Barclay Water Management, Inc. and District Representative at Nalco Water, An Ecolab Company. Jonathan Lehmann holds Bachelor'S Degree, Chemical Engineering from Purdue University.

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Email format at barclaywater.com

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{first_initial}{last}@barclaywater.com
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Profile bio

About Jonathan Lehmann

My goal is to be a well rounded problem solver and to become a leader, through service and integrity, in the water treatment sector. My diversity of experience allows me to provide unique insights to solve problems for my clients using the different perspectives I've gained throughout my time in the water treatment sector. My experiences include:- Healthcare water treatment (with Barclay Water Management) * Legionella risk management * Water Management Plans *Supplemental disinfection * Legionella Remediation's * potable water treatment * HVAC treatment- Heavy industrial water treatment (with Chemtreat and Nalco) * Steel Industry * Refineries * Chemical plants * High pressure boilers * Cooling water treatment (non-contact and contact) * waste water - Municipal water treatment (with Xylem Inc.) * both potable and waste water- Water infrastructure/resource planning (at Universidad San Ignacio de Loyola - USIL) * Studied water solutions and resource management in Cuzco, Peru- Fresh Water Research (with United State Geological Survey) * Studied E. Coli colony growth in relation to Cladophora colonies in Lake MichiganI believe this diversity of experience allows me to create unique and effective solutions to solve any and all challenges my clients may face. I strive to continually pursue ever challenging opportunities; ensuring I become one of the most well balanced and talented problem solvers in the water treatment sector.

Listed skills include Matlab, Microsoft Office, Engineering, Teamwork, and 8 others.

7 roles

Jonathan Lehmann work experience

A career timeline built from the work history available for this profile.

Area Sales Manager

Newton, Massachusetts, Us

- Turned a virgin territory into a profitable $350,000+/year territory consisting of clients within a multitude of industries (primarily in the healthcare space)- leveraged Barclays excellent supplemental disinfection technology, ichlor, to eliminate legionella bacteria at my customer sites. Eliminating exposure to their constituents- Effectively adapted sales strategies to meet the needs of my customers regarding the ever changing landscape of healthcare standards and regulations (ASHRAE 514, ST108, etc)- Partnered with other expert leaders in the industry (outside of Barclay) to ensure the best outcome was delivered to my customers

Jan 2022 - Nov 2024

District Representative

Naperville, Illinois, Us

- Manage $1,500,000 annual revenue territory in northern Indiana.- Identify and implement projects that both reduce my customers overall total cost of operation and increase account margins and total revenue.- Built strong relationships with key decision making personnel at customer facilities in order to quickly and effectively drive sales opportunities and deliver value/savings to those customers.- Oversaw the transformation of a troubled low margin account into a high valued asset by building the right relationships via detailed listening, clear communication, excellent service and ultimately results.- Installed and implemented a prototype that monitors, controls and ultimately reduces the corrosion rates within a continuous caster. Saving my customer several hundred's of thousands of dollars annually in repair costs and increase asset life.- Create monthly/quarterly/annual forecasting to show that proper territory growth targets are being met.

Jul 2019 - Dec 2021

Junior Account Manager

Glen Allen, Va, Us

- Helped manage/maintain accounts for several Chemtreat customers including: Chemtreat's largest corporate client, US Steel, at their Gary Works facility; Koppers Inc. in Stickney, IL and Citgo in Lemont, IL. - Connect my corporate customers with industry leading professionals to solve complex tasks that may be outside of Chemtreat's direct scope of practice.

Jul 2017 - Jul 2019

Project Engineer / Project Manager

Washington, District Of Columbia, Us

- Provided engineering technical knowledge as a project engineer for both the filtration and aeration divisions within Xylem- Oversaw the execution of 50+ filtration engineering projects ranging from $50,000 - $1,500,000- Reviewed and edited training manual providing field sales representatives with technical knowledge of Xylem products and design specifications- Acted as product management for all projects < $100,000

Aug 2015 - Jul 2017

Environmental Engineering Intern

Silver Spring, Maryland, Us

- Conducted simple cost benefit analysis to determine an optimal plan for wildlife reclamation - Collaborated with team members to anticipate hindrances to progress and addressed them proactively- Created and maintained a dynamic wildlife habitat for ArcelorMittal, Burns Harbor that brought value to a problem property- Designed an irrigation system that was crucial for sustainability and long term development of reclaimed wildlife habitats- Completed the job, to spec, within budget and in concordance with a predetermined timeline

Jul 2014 - Mar 2015

Environmental Engineering Intern

Reston, Va, Us

• Gathered daily water samples, from specific geographic locations, that were used for analyses that public safety hinged upon• Implemented necessary testing to determine concentration of E. coli bacteria• Catalogued data in a way that was conducive to mass analysis and data integrity• Analyzed data in order to draw meaningful conclusions regarding the correlation between cladaphora in lake water and recorded cases of E. coli infection• Developed a model used to make the decision to close public beaches based on E. coli concentration

May 2013 - Aug 2013

Chemical Engineering Intern

American Chemical Service

• Calculated HAP and VOC emissions for three different chemical processes• Revised and submitted a formal Air Permit to the state of Indiana, which was integral to the company’s business model• Constructed a detailed process flow diagram for a new epoxidized vegetable oil production process

Jun 2012 - Aug 2012
1 education record

Jonathan Lehmann education

  • Purdue University
    Purdue University
    Chemical Engineering
FAQ

Frequently asked questions about Jonathan Lehmann

Quick answers generated from the profile data available on this page.

What is Jonathan Lehmann's role at their current company?

Jonathan Lehmann is listed as Area Manager / Water treatment Expert / Legionella Risk Consultant at Barclay Water Management Inc..

What is Jonathan Lehmann's email address?

AeroLeads has found 1 work email signal at @barclaywater.com for Jonathan Lehmann.

What is Jonathan Lehmann's phone number?

AeroLeads has found 2 phone signal(s) with area code 219 for Jonathan Lehmann.

Where is Jonathan Lehmann based?

Jonathan Lehmann is based in Greater Chicago Area, United States.

What companies has Jonathan Lehmann worked for?

Jonathan Lehmann has worked for Barclay Water Management, Inc., Nalco Water, An Ecolab Company, Chemtreat, Xylem Inc., and Wildlife Habitat Council.

How can I contact Jonathan Lehmann?

You can use AeroLeads to view verified contact signals for Jonathan Lehmann, including work email, phone, and LinkedIn data when available.

What schools did Jonathan Lehmann attend?

Jonathan Lehmann holds Bachelor'S Degree, Chemical Engineering from Purdue University.

What skills is Jonathan Lehmann known for?

Jonathan Lehmann is listed with skills including Matlab, Microsoft Office, Engineering, Teamwork, Microsoft Excel, Powerpoint, Public Speaking, and Microsoft Word.

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