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John Mayes Email & Phone Number

Senior Technical Advisor, Lithium, Titanium, Sulfuric Acid at Compass Minerals
Location: Henderson, Nevada, United States 13 work roles 2 schools
1 work email found @compassminerals.com 2 phones found area 704 LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 2 phones

Work email m****@compassminerals.com
Direct phone (704) ***-****
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Current company
Role
Senior Technical Advisor, Lithium, Titanium, Sulfuric Acid
Location
Henderson, Nevada, United States
Company size

Who is John Mayes? Overview

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Quick answer

John Mayes is listed as Senior Technical Advisor, Lithium, Titanium, Sulfuric Acid at Compass Minerals, a with 1124 employees, based in Henderson, Nevada, United States. AeroLeads shows a work email signal at compassminerals.com, phone signal with area code 704, and a matched LinkedIn profile for John Mayes.

John Mayes previously worked as Senior Engineering Advisor, Lithium at Compass Minerals and Senior Advisor Engineering at Albemarle Corporation. John Mayes holds Mba, Business from University Of Southern California.

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Email format at Compass Minerals

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

About John Mayes

Over 40 years of experience in specialty and industrial chemicals, and advanced materials. Most recently served as Senior Engineering Advisor – Lithium for Compass Minerals. Previously, as a plant manager for Albemarle, directed operations at facilities in Nevada and Tennessee recovering lithium from subterranean brines and refining it into valuable products including lithium carbonate for batteries and organometallic catalysts for the pharmaceutical industry. As plant manager for TIMET, led operations refining rutile ore through the production of titanium alloys for the aerospace industry.For over 10-years, directed the operations of multiple sites across the United States serving the petroleum refining and chemical industry, providing sulfur recovery and sulfuric acid regeneration services, while producing various sulfur based industrial and electronic grade products. As a VP and General Manager for the Hammond Group, responsible for expansion of operations producing lead-based chemicals in the United States and Asia, including design and construction of a greenfield plant in Malaysia.Holds an MBA from the Marshall School, University of Southern California, and a B.S. Degree in Chemical Engineering from the University of Houston. Completed certification programs in Six Sigma, Lean Manufacturing, and Project Management.

Listed skills include Manufacturing, Continuous Improvement, Process Engineering, Engineering, and 46 others.

Current workplace

John Mayes's current company

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Compass Minerals
Compass Minerals
Senior Technical Advisor, Lithium, Titanium, Sulfuric Acid
Henderson, NV, US
Employees
1124
AeroLeads page
13 roles · 51 years

John Mayes work experience

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

Senior Engineering Advisor, Lithium

Overland Park, Ks, Us

Provided technical support to the project team engaged in design and construction of a greenfield lithium extraction and conversion plant. Responsibilities encompassed all aspects of the project including project management, operational readiness. and commissioning.

Apr 2023 - Jan 2024

Senior Advisor Engineering

Charlotte, Nc, Us

Provided process expertise to the capital projects team engaged in major expansion of the facility from brine wellfield through lithium carbonate expansion. Project manager for various related projects involving solid/liquid separation, piping and pumping system modifications, and raw material recovery.

Jul 2021 - May 2023

Plant Manager

Charlotte, Nc, Us

At the request of the leadership team, assumed responsibility for the New Johnsonville site on an interim basis following the unexpected departure of the plant manager. Site produces lithium and magnesium based organometallic catalysts, exhibiting pyrophoric properties, in various organic solvents. Initiated and directed process safety program improvements including a major capital investment program to establish safety instrumented systems in three operating units.

Nov 2019 - Jun 2021

Plant Manager

Charlotte, Nc, Us

Joined Albemarle in October 2015 directing lithium mining and refining operations in Silver Peak. Developed and executed a site reorganization plan that eliminated inefficient operations, split safety and environmental roles to better focus on safety and sustainability, established an effective maintenance/mechanical integrity program, implemented ISO Quality program improvements, and established a separate continuous improvement role.

Oct 2015 - Nov 2019

Contract Project Management

Project Manager / Owner'S Representative

Responsible for executing major capital projects and supporting corporate efforts to improve process safety performance, productivity, and regulatory compliance. Directed turnaround activities, and led a mechanical integrity audit, in Morocco representing DuPont Sustainable Technologies. Completed conceptual design and FEED for a major productivity improvement project, and executed several smaller capital projects, for TETRA Technologies in West Memphis, AR. Directed start-up activities for an equipment fabrication shop in Tulsa, OK.

Mar 2013 - Oct 2015

Director Of Manufacturing, Sulfur Products

General Chemical Corporation

Directed operations of three sulfuric acid manufacturing facilities located in Washington State, Georgia and California. Identified and championed numerous process changes to improve throughput, product quality, efficiency, safety and environmental compliance. Developed, maintained and controlled annual capital spending budgets and strategic capital spending plans. Position eliminated following company restructuring to reduce operating costs as investors prepared for sale of company.

Oct 2007 - Feb 2013

Plant Manager, Henderson Nv

Titanium Metals Corporation

Managed four manufacturing facilities on a single site with over 400 employees: titanium tetrachloride production, magnesium reduction to titanium sponge, magnesium chloride electrolysis, and electric furnace melting operations. Directed installation and start-up of an advanced waste water treatment plant totally eliminating multiple containment ponds. Implemented an aggressive maintenance program to improve reliability of the titanium reactors (proprietary vacuum distillation process). Directed plant expansion project - successfully increased capacity by 40% within tight time and budget constraints. Initiated process improvements that improved electrolytic cell efficiency and on-stream times.

May 2004 - Oct 2007

Director, Manufacturing Technology

Gentek

Appointed Director of Technology in January 2003. Prior to assuming post, accepted temporary assignment directing key business unit operations at the corporation’s flagship facility in Delaware, following the unexpected departure of a key manager. Assignment extended with the subsequent announcement of the facility’s closure by the end of 2003. Responsibilities focused on safety and environmental performance, maintaining plant reliability, and fulfilling customer requirements as plant operations wound down.

2003 - 2004 ~1 yr

Director Of Manufacturing

General Chemical

Led plant management team, directing the operations of four chemical manufacturing facilities located in California, Washington, New Jersey, and Georgia, as well as a deepwater terminal in Maryland. Also, provided technical oversight of business unit operations at the Delaware plant. Improved reliability and reduced operating risk. Established and led a task force composed of internal experts and industry consultants to identify operating risk reduction opportunities. Identified and eliminated a number of significant risk exposures. Improved safety and environmental performance. Established specific management controls and implemented measures to effect a fundamental cultural change. Realized significant reductions in OSHA recordable injuries, environmental releases, and TRI emissions. Improved customer service. Built strong relationships with customers and internal sales and marketing staff to ensure continuous improvement in customer satisfaction. Initiated specific corrective actions resulting in an 80% reduction in customer complaints over the five year period. Completed ISO 9002 certification / recertification of all facilities. Strengthened management team. Identified the need and executed key plant management changes at two high profile facilities. Improved operating efficiency. Initiated a wide range of cost savings measures focused on improving productivity, operating efficiencies, and technology. Annual cost savings exceeded 10% of planned spending each year.

1998 - 2003 ~5 yrs

General Manager / Vp Engineering

Hammond Group Inc

Led the successful design, construction, and start-up of a grassroots, specialty chemicals manufacturing facility in Malaysia. Assumed full profit and loss responsibility for the joint venture company the final year, reporting to the managing director. Prior to the Malaysian assignment, directed corporate engineering activities, reporting to the president/CEO. Responsible for new process development and commercialization, technical support services, and capital project management. Developed and implemented market penetration plan targeting key export countries – India, Indonesia, and Thailand. Conceived and initiated planning process that linked strategic goals to highly visible and measurable performance standards. Selected operating staff and established training and development program. Established and maintained aggressive health, safety and environmental programs. Developed management control systems and procedures for all functions. Negotiated favorable sales contracts with major customers. Member of corporate strategic planning committee.

1994 - 1998 ~4 yrs

Plant Manager

Brussels, Be

1990 - 1994 ~4 yrs

Operations Management

Stauffer Chemical
1976 - 1990 ~14 yrs
Team & coworkers

Colleagues at Compass Minerals

Other employees you can reach at compassminerals.com. View company contacts for 1124 employees →

2 education records

John Mayes education

Mba, Business

University Of Southern California

Bs, Chemical Engineering

University Of Houston
FAQ

Frequently asked questions about John Mayes

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

What company does John Mayes work for?

John Mayes works for Compass Minerals.

What is John Mayes's role at Compass Minerals?

John Mayes is listed as Senior Technical Advisor, Lithium, Titanium, Sulfuric Acid at Compass Minerals.

What is John Mayes's email address?

AeroLeads has found 1 work email signal at @compassminerals.com for John Mayes at Compass Minerals.

What is John Mayes's phone number?

AeroLeads has found 2 phone signal(s) with area code 704 for John Mayes at Compass Minerals.

Where is John Mayes based?

John Mayes is based in Henderson, Nevada, United States while working with Compass Minerals.

What companies has John Mayes worked for?

John Mayes has worked for Compass Minerals, Albemarle Corporation, Project Manager / Owner'S Representative, General Chemical Corporation, and Titanium Metals Corporation.

Who are John Mayes's colleagues at Compass Minerals?

John Mayes's colleagues at Compass Minerals include Mary Hrenchir, Juliano Henrique Mariotti, Jesse Smith Jr., Andrea Jurgensmeyer, and Mike Latham.

How can I contact John Mayes?

You can use AeroLeads to view verified contact signals for John Mayes at Compass Minerals, including work email, phone, and LinkedIn data when available.

What schools did John Mayes attend?

John Mayes holds Mba, Business from University Of Southern California.

What skills is John Mayes known for?

John Mayes is listed with skills including Manufacturing, Continuous Improvement, Process Engineering, Engineering, Process Improvement, Factory, Chemical Engineering, and Operations Management.

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