Organizational Structure

Motiva Enterprises Org Chart

1512 Decision Makers Across 13 Departments at 6 Gulf Coast Facilities

1512
Decision Makers
13
Departments
6
Facilities
Weekly
Data Refresh

The Motiva Enterprises org chart maps the full organizational structure of 1512 verified decision makers and leadership team members across 13 functional departments. ExecGraph tracks role changes, new hires, and departures weekly so vendors can reach the right contact at every level of the hierarchy.

Motiva Enterprises operates the largest refinery in North America at Port Arthur, Texas, with a crude capacity of 636,000 barrels per day. The organization spans 13 departments with concentrated depth in operations, maintenance, and engineering. Port Arthur is a major turnaround destination: each scheduled outage involves hundreds of contract workers and vendor mobilizations across catalyst, heat exchanger, and rotating equipment services. ExecGraph maps the decision chain from plant operations through executive leadership, with 74 contacts at director level and above.

Last verified 2026-05-13
About Motiva Enterprises

Motiva Enterprises is a Oil and Gas operator with operations across Motiva Port Arthur. The company maintains a verified contact base of 1512+ decision makers across 13 functional areas including procurement, maintenance, operations, engineering, projects, turnaround, HSE, and sustainability. ExecGraph tracks Motiva Enterprises across commercial journeys including MRO, turnarounds, and capital projects.

Motiva Enterprises Executive Team

13 senior executives at Motiva Enterprises at the C-Suite and SVP/EVP level.

AD
Anthony Dayao
Chief Information Officer
C-SuiteTechnology
DA
Dan Aleksandrowicz
Site VPP Representative / HSE USW Union Committee Chairman / VPP Region VI Board of Directors
C-SuiteHSE
DG
Dhinesh Guhan
CFO - Port Arthur Refinery and Chemical Assets
C-SuiteExecutive
EH
Eric Hamilton
USW Chairman Workers Committee
C-SuiteOperations
GC
Glenn Carter
Executive VP and Chief Financial Officer
C-SuiteExecutive
HD
Holly Dobbs Arnold
Associate General Counsel
C-SuiteOperations
MZ
Michelle Ziegler Sharpe - CISA
Chief Data Officer/Director of Data Strategy & Management
C-SuiteExecutive
RL
Ronald Langan
CFO
C-SuiteExecutive
RS
Rose Sink
Board Member
C-SuiteFinance
SP
Stanley Park
Manager CTO
C-SuiteOperations
WK
William Kaparich
Retired Chief Financial Officer
C-SuiteFinance
AM
Amy Marlyse Plato
EVP, Legal & Corporate Affairs
SVP/EVPOperations
RH
Ryan Hodgkinson
Executive Vice President
SVP/EVPExecutive
1499 more decision makers
VP, Director, Manager, and specialist contacts across 13 departments

Motiva Enterprises Leadership by Department

Procurement & Supply Chain

28 contacts

Budget holders who approve purchase orders and manage vendor relationships.

Director1 contact
Director of Contracts & Procurement, Major Capital Projects
Manager6 contacts
Supply Chain Manager - IndirectOutside Supply Points and Supply Chain ManagerIT Contracts ManagerMajor Capital Projects Supply Chain ManagerLead, Direct Services Category Manager- Supply Chain
Senior Role4 contacts
Supply Chain Team LeadCommercial Advisor/Contracts AnalystSenior Counsel - Corporate and Commercial ContractsSenior Logistics Coordinator
Individual Contributor17 contacts
Insurance Risk & Contracts AnalystProcess and Systems Supply Chain SpecialistSupply Chain AnalystBase Oils Contracts and Invoicing AnalystLead Supply Chain Optimizer - ULSD

Maintenance & Reliability

124 contacts

Teams responsible for asset uptime, preventive maintenance, and reliability programs.

Manager10 contacts
Rotating Equipment ManagerRotating Equipment, Manager of TechnologyTurnaround Area execution managerSr Maintenance Manager MotivaMaintenance Support Manager
Senior Role86 contacts
Maintenance SupervisorMechanical Engineer Capital ProjectsOperations-Maintenance CoordinatorOperations Maintenance CoordinatorSr I&E Engineer - Reliability Tech Group
Individual Contributor28 contacts
Maintenance SpecialistGeneral MaintenanceTurnaround Lead - Rotating/Electrical/InstrumentationRefinery Reliability Centered Maintenance Focal PointTurnaround Scheduling Lead

Operations & Manufacturing

1045 contacts

Plant operators, shift leads, and production managers who run day-to-day operations.

C-Suite3 contacts
Associate General CounselManager CTOUSW Chairman Workers Committee
SVP / EVP1 contact
EVP, Legal & Corporate Affairs
VP & Above1 contact
Vice President, Marine Operations
Director2 contacts
Director, Joint Ventures and Affiliate ManagementDirector of Business Operations
Manager229 contacts
Project Manager/Terminals and Pipeline TeamManager, IT Operational AuditPipeline Operations ManagerRecords Management Manager76 Area Manager
Senior Role493 contacts
Executive Administrative Assistant to Chief Executive OfficerSenior ConsultantSr. Construction Specialist E/IOperations Business Team LeaderEnvionmental Advisor
Individual Contributor316 contacts
Business OperationsOT Cyber Security Threat Intel AnalystUnbranded AnalystProcess Lead (Major Capital Projects)Administrative Assistant

Engineering & Instrumentation

86 contacts

Engineers who write specs, evaluate technology, and approve technical solutions.

Manager1 contact
Manager, Category Management (Chemicals, Catalysts and Materials)
Senior Role79 contacts
Control System EngineerMachinery Engineer External ConsultantPressure Equipment Engineering Team LeadProject Cost EngineerCivil Engineer, PEI Department, Motiva
Individual Contributor6 contacts
I.T. Technical LeadTechnical SpecialistSenior Technical Writer ContractDigital Transformation Project SpecialistTechnical Analyst

HSE / Safety

43 contacts

Health, safety, and environmental leaders who set site access and compliance standards.

C-Suite1 contact
Site VPP Representative / HSE USW Union Committee Chairman / VPP Region VI Board of Directors
Director2 contacts
Director, Health and SafetyDirector, Process Safety
Manager10 contacts
Process Safety ManagerFire ChiefManager, Automation Program, Safety Instrumented Systems (SIS)Manager, MPO Process SafetyManager, Process Safety Management
Senior Role11 contacts
Health and Safety Programs Team LeadEnvironmental Air AdvisorEnvironmental EngineerHead Operator/Health & Safety SpecialistEnvironmental Technical Team Lead
Individual Contributor19 contacts
HSE Business LeadHealth and Safety RepresentativeEnvironmental Field SpecialistProcess Safety Management Rep.Health And Safety Specialist

Motiva Enterprises Management Team & Decision Makers

The Motiva Enterprises management team includes 30 senior leaders at the VP level and above, supported by 322 Directors and Managers across 13 functional areas. Key roles include Process Operator, Process Engineer, Project Manager, Production Supervisor, Project Engineer.

Seniority Distribution
C-Suite
13
1%
SVP/EVP
2
0%
VP
15
1%
Director
41
3%
Manager
281
19%
Senior Role
737
49%
Individual Contributor
423
28%
Senior Leadership
13
C-Suite
2
SVP / EVP
15
VP
41
Director

Motiva Enterprises senior leadership includes 15 executives at the C-Suite and SVP/EVP level, plus 15 VPs across all functions including non-buyer departments visible to subscribers.

View senior leadership directory →

Departments at Motiva Enterprises

Procurement & Supply Chain
28
contacts
View contacts →
Maintenance & Reliability
124
contacts
View contacts →
Operations & Manufacturing
1045
contacts
View contacts →
Engineering & Instrumentation
86
contacts
View contacts →
HSE / Safety
43
contacts
View contacts →

Facilities Where Motiva Enterprises Operates

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Related to Motiva Enterprises

Frequently Asked

Frequently Asked Questions about Motiva Enterprises Org Chart

What is Motiva Enterprises?

Motiva Enterprises is a Oil and Gas operator with operations across Motiva Port Arthur. The company maintains a verified contact base of 1512+ decision makers across 13 functional areas including procurement, maintenance, operations, engineering, projects, turnaround, HSE, and sustainability. ExecGraph tracks Motiva Enterprises across commercial journeys including MRO, turnarounds, and capital projects.

Who are the executives at Motiva Enterprises?

Motiva Enterprises has 30 senior leaders tracked by ExecGraph, including 13 C-Suite executives, 2 SVP/EVP-level leaders, and 15 VPs. In total, ExecGraph maps 1512 decision makers across 13 departments.

Who handles procurement at Motiva Enterprises?

Motiva Enterprises has 28 procurement contacts tracked by ExecGraph across 4 seniority levels. Titles include Director of Contracts & Procurement, Major Capital Projects, Supply Chain Manager - Indirect, Outside Supply Points and Supply Chain Manager. Sign in to view names and contact details.

How is Motiva Enterprises organized?

Motiva Enterprises is organized into 13 departments including Procurement, Operations, Maintenance, Engineering, HSE. ExecGraph maps the reporting structure across all functional areas to help vendors identify the right contacts.

How many decision makers does Motiva Enterprises have on the Gulf Coast?

ExecGraph tracks 1512 verified decision makers at Motiva Enterprises across 6 Gulf Coast facilities. Contact data is refreshed weekly to capture role changes and new hires.

Who reports to the VP of Operations at Motiva Enterprises?

The VP of Operations at Motiva Enterprises oversees a team that includes 322 Directors and Managers. ExecGraph maps the full reporting chain from VP down through Director and Manager tiers to help vendors target the right level for their product or service.

Does Motiva Enterprises have a sustainability or ESG team?

ExecGraph tracks sustainability and ESG contacts at Motiva Enterprises as part of its org chart coverage. Energy transition, decarbonization, and emissions reporting roles are mapped when available. View the full org chart for current department coverage.

Map the decision chain at Motiva Enterprises

See who controls budget, who writes specs, and how to reach them. 1512 contacts across 13 departments.

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