Robert St John
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Robert St John Email & Phone Number

Environmental and Regulatory Advisor at ExxonMobil
Location: Gregory, Texas, United States 10 work roles 2 schools
1 work email found @apachecorp.com LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 100%

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Current company
Role
Environmental and Regulatory Advisor
Location
Gregory, Texas, United States
Company size

Who is Robert St John? Overview

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Quick answer

Robert St John is listed as Environmental and Regulatory Advisor at ExxonMobil, a with 64273 employees, based in Gregory, Texas, United States. AeroLeads shows a work email signal at apachecorp.com and a matched LinkedIn profile for Robert St John.

Robert St John previously worked as Sr. Environmental Air Advisor at Exxonmobil and Sustainability Project Specialist at Apache Corporation. Robert St John holds Master Of Science - Ms, Environmental Science, A from University Of Denver.

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Email format at ExxonMobil

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*@apachecorp.com
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Profile bio

About Robert St John

Adaptability and integrity. For over 20 years, these traits have allowed me to succeed in taking on new environmental programs, new locations and new industries. I seek to teach, train and promote responsible environmental stewardship that allow organizations to meet the needs of their customers, shareholders and employees.

Listed skills include Environmental Compliance, Environmental Management Systems, Environmental Awareness, Water, and 17 others.

Current workplace

Robert St John's current company

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ExxonMobil
Exxonmobil
Environmental and Regulatory Advisor
Gregory, TX, US
Website
Employees
64273
AeroLeads page
10 roles

Robert St John work experience

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

Environmental And Regulatory Advisor

Gregory, Tx, Us

Sr. Environmental Air Advisor

Current

Gregory, Texas, United States

Support air permitting and compliance activities at Gulf Coast Growth Ventures. Facility is a world-class leader in manufacturing monoethylene and polyethylene products for distribution by rail, truck and maritime. I review capital and maintenance projects for impact to facility's NSR and Greenhouse Gas Permit. Obtain permit amendments, permits-by-rule and complete permit alterations. Compliance activities include monitoring, recordkeeping and reporting for state and federal regulations around flares, thermal oxidizers, waste water treatment plant operations and similar Utility components found at chemical plant and refineries. Support company's greenhouse gas roadmap to lower GHG emissions by 2030.

May 2022 - Present

Sustainability Project Specialist

Houston, Texas, United States

Perform sustainability assessments for national and international assets (MEA, North Sea, Suriname). Evaluated capital spending projects in support of Net-Zero emissions approach and impacts under the UN Sustainability Goals. Utilized SANGEA reporting tools for estimating and tracking GHG emissions.

Jun 2021 - Apr 2022

Senior Environmental Specialist

Houston, Texas, United States

Acquired and maintained air permit and compliance documentation for natural gas and crude oil facilities in Texas and New Mexico. Supported monitoring, recordkeeping and reporting under various NSPS, NESHAPs and MACT Standards. Improved Leak Detection and Monitoring Program (LDAR) using web-based platforms for survey results and repairs. Developed various permitting strategies (PBR, NRSP, NOI and/or GCP) to assist engineering and operations with timely submittal of air permits and implementation of monitoring and recordkeeping programs. Also supported emission event reporting and providing estimation tools to operations for the timely notifications to TCEQ and NMED. Involved in corporate reporting of greenhouse gas emissions (GHG) by performing data acquisition and calculation methodologies under Subparts W and UU. Also performed regulatory assessment of upcoming state and federal legislation and rule making to assess impacts to company assets and organization.

Apr 2019 - Apr 2022

Lead Environmental Field Specialist

Odessa/Midland, Texas Area

Provide leadership and direction to environmental and operations staff at midstream gas and crude oil facilities in West Texas and New Mexico. Establish key performance indicators, develop processes, procedures and compliance tools to assist operations, engineering and construction in meeting regulatory requirements.

Apr 2018 - Mar 2019

Sr. Environmental Field Representative

Odessa/Midland, Texas Area

Provide multi-media environmental support to midstream gas and crude oil processing plants, compressor stations, truck loading and unloading as well as rail car loading/unloading. This includes air permitting and compliance determinations, waste characterizations, and water permitting and compliance. Led the company's Spill Prevention and Control (SPCC) planning efforts including determinations, training requirements, operational controls and design. Determine regulatory applicability and compliance strategies for facilities in Texas and New Mexico. Developed compliance tools to assist operations, engineering and construction in meeting regulatory requirements.

Oct 2016 - Apr 2018

Sr. Environmental Scientist

Houston, Texas Area

Air permitting and compliance specialist for natural gas transmission, midstream and storage company. Supported NSR/NNSR permitting and Title V compliance for natural gas transmission stations in New Jersey, Pennsylvania, Maryland, New York and Louisiana. Developed emission inventory reports, semi-annual monitoring reports, compliance certifications and other regulatory-required monitoring and reporting. Participated in regulatory applicability review for stations throughout William's Companies. Assessed emission control technologies on engines, turbines, heaters and boilers. Team member of enterprise-wide Clean Air Team (CAT) that provided environmental guidance (work practices, pollution control and compliance assistance tools) to all Williams assets throughout the United States.Participated and recommended various environmental management information systems such as Enabalon and Gensuite.

Aug 2013 - Apr 2016

Ehs Manager/Air Permitting And Compliance

Koch Pipeline Company, L.P.

Corpus Christi, Texas Area

Organizational development of EHS capability including talent resource and assessment. Also responsible for budgeting, strategic vision and enhancement of EHS capability (including emergency response functions). Participated in industry-wide and company lead environmental advocacy. In addition to supervisory duties, I also supported day-to-day environmental compliance focusing on new source review permitting (non attainment and attainment) crude oil and refined products transmission and terminals. Other technical duties included wetlands permitting through the Corps of Engineers, SHPO, Threatened and Endangered Species Act and Migratory Bird Act. Furthermore, I supported RCRA compliance through directing waste sampling, characterization, profiling, transportation and disposal.Partnered with operations, engineering and construction to achieve the Koch Industries' 2012 Environmental, Health, and Safety Construction Award for EHS performance.

Apr 2011 - Aug 2013

Principal Environmental Scientist

El Paso Corporation

Midland, Texas

Supported day-to-day multi-media compliance for natural gas transmission and storage facilities in Texas and New Mexico. Developed permit renewal applications for air and water programs, and supported monitoring, recordkeeping and reporting requirements under EPA, TCEQ, TRRC, NMED and NMOCD. Submitted required semi-annual/annual reports under Title V, NSR, NSPS and NESHAP. Also submitted required reporting under RCRA, NPDES, EPCRA, CERCLA and SARA. Worked in partnership with operations, engineering, and construction on enhancing environmental performance through training, database resourcing and direct interface with affected staff.Team leader of Environmental Management System development and implementation for the El Paso enterprise. Developed priority listing of applicable modules, coordinated team members into subcommittees responsible for performance deliverables, and budgeting.I also supported 14 manufacturing facilities involved in the blending, production, warehousing and distribution of car care products including lube oils, power steering fluids, brake fluids and the like. Working from the central production facility along the Mississippi River, I supported all environmental media, including barge loading and unloading on navigable waters of the US.

Feb 1998 - Apr 2011

Sr. Environmental Specialist

Odessa/Midland, Texas Area

Supported 5 midstream treatment facilities and multiple compressor stations in New Mexico and Texas.Clean Air Act (CAA) – Comprehensive understanding of New Source Review (NSR) and Title V air permitting process. Also have extensive experience in regulatory applicability under MACT, NESHAPs, NSPS and other air regulations. Utilized various modeling programs for emission estimations including use of Amine-Cacl, Tanks 4.09, GRI-GlyCalc, etc. Renewed Title V operating permits for natural gas compressor stations, midstream plants and storage fields. Involved in day-to-day compliance with Title V including monitoring, recordkeeping and reporting requirements.Clean Water Act (CWA) –Comprehensive understanding and participation in all levels of the CWA. Supported Spill Prevention Control and Countermeasures (SPCC) implementation for midstream gas production and transmission facilities. Managed National Pollutant Discharge and Elimination System (NPDES) programs for natural gas and transportation facilities.Resource Conservation and Recovery Act (RCRA) – Involved in every facet of the cradle-grave responsibility of hazardous waste generation. Directed sampling, characterization, transportation and disposal of various waste streams from ignitable to low-level radioactive. Developed and implemented training material for operational personnel. Experiences include TSCA regulatory support and determinations.Regulatory Support - Skilled in agency interaction in New Mexico. Exceptional competencies in regulatory applicability and impact.

Jul 2007 - Oct 2008
Team & coworkers

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2 education records

Robert St John education

Master Of Science - Ms, Environmental Science, A

Environmental Management with Sustainability and Alternative Energy emphasis

FAQ

Frequently asked questions about Robert St John

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

What company does Robert St John work for?

Robert St John works for ExxonMobil.

What is Robert St John's role at ExxonMobil?

Robert St John is listed as Environmental and Regulatory Advisor at ExxonMobil.

What is Robert St John's email address?

AeroLeads has found 1 work email signal at @apachecorp.com for Robert St John at ExxonMobil.

Where is Robert St John based?

Robert St John is based in Gregory, Texas, United States while working with ExxonMobil.

What companies has Robert St John worked for?

Robert St John has worked for Exxonmobil, Apache Corporation, Enlink Midstream, Williams, and Koch Pipeline Company, L.P..

Who are Robert St John's colleagues at ExxonMobil?

Robert St John's colleagues at ExxonMobil include Christi Noel Wallace, Adriana De Oliveira Brocardo, Kim James, April Castaneda, and Marc Adams.

How can I contact Robert St John?

You can use AeroLeads to view verified contact signals for Robert St John at ExxonMobil, including work email, phone, and LinkedIn data when available.

What schools did Robert St John attend?

Robert St John holds Master Of Science - Ms, Environmental Science, A from University Of Denver.

What skills is Robert St John known for?

Robert St John is listed with skills including Environmental Compliance, Environmental Management Systems, Environmental Awareness, Water, Project Management, Air Permitting, Maximo, and Hazardous Waste Management.

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