Global Energy Solutions

Powering The
World's Energy
Future

Oilzeno delivers end-to-end oil, gas, and petrochemical solutions — from upstream exploration to downstream refining — with precision, safety, and environmental responsibility.

28+
Years Experience
140+
Global Projects
32
Countries Active
Scroll to explore
◆ Upstream Exploration    ◆ Midstream Pipeline    ◆ Downstream Refining    ◆ Petrochemical Processing    ◆ LNG Solutions    ◆ Offshore Drilling    ◆ Environmental Safety    ◆ Field Development    ◆ Upstream Exploration    ◆ Midstream Pipeline    ◆ Downstream Refining    ◆ Petrochemical Processing    ◆ LNG Solutions    ◆ Offshore Drilling    ◆ Environmental Safety    ◆ Field Development   

Integrated Energy
Expertise

From the wellhead to the refinery gate, Oilzeno engineers and delivers complex oil & gas infrastructure across the globe. Our vertically integrated approach means fewer interfaces, tighter execution, and better outcomes for our clients.



We combine decades of technical expertise with advanced digital tools to optimize performance, reduce operational costs, and minimize environmental impact at every stage of the energy value chain.

Upstream
Seismic surveys, exploration drilling, reservoir evaluation and field development planning.
Midstream
High-capacity pipeline networks, compression stations, and storage terminal engineering.
Downstream
Refinery design, process optimization, product blending, and distribution infrastructure.
Petrochemicals
Ethylene, propylene, aromatics, and specialty chemical plant engineering and construction.
LNG & Gas
Liquefaction, regasification, CNG compression, and gas processing facility solutions.
Safety & HSE
Hazard analysis, safety management systems, and environmental compliance programs.
Refinery at night

Safety First.
Always.

Oilzeno operates under the strictest HSE standards in the industry. Our zero-incident culture is not a target — it is a non-negotiable foundation of every project we undertake, from initial survey to final commissioning.


  • ISO 45001 Certified Occupational Safety Management
  • ISO 14001 Environmental Management Standard
  • Real-time Incident Monitoring & Reporting System
  • 12,000+ Man-hours Trained Annually

Learn More About Us
$4.2B+
Projects Delivered
98.7%
Client Satisfaction
3,800+
Skilled Professionals
0
Lost-Time Incidents (2024)

What Our Partners Say

"Oilzeno delivered our offshore platform ahead of schedule and significantly under budget. Their engineering team is truly world-class."

RK
Robert Kim
VP Operations, Atlantic Energy Corp.

"Their petrochemical division's expertise in ethylene cracker optimization reduced our energy consumption by 18%. Exceptional results."

SA
Sarah Al-Amin
Chief Engineer, Gulf Petrochem Ltd.

"10 years of partnership with Oilzeno across 5 continents. They consistently deliver integrity, innovation, and results."

MC
Marco Cavalcanti
CEO, Meridian Resources Group

Ready to Start
Your Next Project?

Our project teams are available 24/7 for consultation and planning support.

Who We Are

About Oilzeno

Built on
Trust & Precision

Founded in 1997, Oilzeno began as a specialized upstream engineering consultancy in the Gulf of Mexico. Over three decades, we've grown into a globally integrated energy services company with operations spanning six continents and over 32 countries.


Our mission is to deliver technically superior, commercially competitive, and environmentally responsible energy solutions that help our clients unlock the full potential of their hydrocarbon assets.

Energy That
Endures

We envision a world where oil and gas development is conducted with the highest standards of safety, efficiency, and environmental stewardship. Oilzeno is committed to being the partner of choice for energy companies navigating the complexity of the global energy transition.


We invest heavily in digital transformation, advanced materials, and clean-tech integration to ensure our solutions remain relevant, resilient, and responsible for the decades ahead.

What We Stand For

Integrity
We operate with unwavering honesty in all business dealings — with clients, partners, employees, and communities. Our word is our bond.
Excellence
Engineering excellence isn't aspirational for us — it's contractual. Every deliverable is held to the highest technical and quality standards.
Safety
Every employee goes home safe, every day. This is the single most important commitment we make, and we back it with systems, training, and culture.
Innovation
We continuously invest in R&D, digital transformation, and process improvement to deliver smarter, faster, and more sustainable energy solutions.
Sustainability
We recognize our responsibility to the environment and communities where we work. Reducing emissions and ecological impact is integral to our operations.
Partnership
Our clients' success is our success. We build long-term relationships based on genuine collaboration, shared goals, and mutual accountability.

Our Journey

1997
Founded in Houston, TX
Oilzeno established as an upstream reservoir engineering consultancy serving Gulf of Mexico operators.
2002
International Expansion
Opened offices in Aberdeen, UK and Abu Dhabi, UAE — entering North Sea and Middle East markets.
2008
Downstream Division Launch
Acquired Refco Engineering Group, adding downstream refinery design and process optimization capabilities.
2013
Petrochemicals Division
Entered petrochemical plant engineering following landmark contract with Gulf Petrochem for ethylene complex in Saudi Arabia.
2016
LNG Division Established
Formed dedicated LNG engineering unit following contracts in Queensland, Australia and PNG.
2019
Digital Transformation
Launched OilzenoDIGITAL™ — a proprietary AI-driven asset performance management platform.
2022
Net-Zero Pledge
Committed to carbon-neutral operations by 2035. Established Clean Energy Transition Advisory practice.
2025
HQ Relocated to Indianapolis
Established new global headquarters at 1224 Washington Ave, serving 32 countries with 3,800+ professionals.

The Team Behind Oilzeno

JW
James Worthington
Chief Executive Officer
LM
Layla Mansouri
Chief Technical Officer
DC
Derek Chambers
Chief Operations Officer
PO
Priya Okafor
VP Petrochemicals

Standards We Uphold

ISO 9001
Quality Mgmt
ISO 14001
Environmental
ISO 45001
Safety Mgmt
API RP
API Certified
IOGP
Member
ASME
Certified
What We Offer

Our Services

From Exploration
to Commercialization

Oilzeno offers a comprehensive suite of engineering, procurement, construction, and consultancy services across the full oil & gas and petrochemical value chain. We deliver turnkey solutions or modular service packages — whatever your project demands.

Upstream Exploration
01
Exploration & Production

Oilzeno provides full-cycle upstream services including seismic data interpretation, reservoir characterization, well planning, drilling engineering, and production optimization. Our subsurface teams leverage advanced geomechanical modeling and AI-assisted seismic interpretation to maximize recovery and minimize geological risk.

Seismic Interpretation Reservoir Engineering Drilling Optimization Production Enhancement Well Integrity
Midstream Pipeline
02
Pipeline & Transportation

We design, procure, and construct high-pressure crude oil, natural gas, and product pipeline systems from 2" flowlines to 48" transmission lines. Our pipeline integrity and cathodic protection expertise ensures long-term operational reliability in onshore, swamp, and offshore environments.

Pipeline Design SCADA Systems Metering Stations Integrity Management Tank Farm Engineering
Downstream Refinery
03
Refinery Engineering

Oilzeno's downstream division offers complete refinery engineering services — from grassroots refinery design to debottlenecking, capacity expansion, and process unit revamps. We specialize in crude distillation, hydrocracking, catalytic reforming, alkylation, and sulphur recovery unit design.

CDU/VDU Design Hydrocracking Catalytic Reforming Sulphur Recovery Process Simulation
Petrochemicals
04
Chemical Plant Engineering

We deliver world-class petrochemical plant engineering for ethylene, propylene, polyethylene, polypropylene, benzene, toluene, xylene, and other derivative product facilities. Our process engineers are experienced in steam cracking, aromatics extraction, and polymerization technology integration.

Ethylene Crackers Aromatics Plants Polymer Units Fertilizer Plants Methanol Production
LNG Facilities
05
LNG & Gas Solutions

Our gas processing specialists deliver complete LNG train engineering, FSRU and FLNG design support, CNG compression systems, gas sweetening, and dehydration facilities. We cover the full spectrum from small-scale LNG plants to mega LNG export terminals.

LNG Trains Gas Sweetening CNG Compression FSRU Design Dehydration Units
HSE Management
06
Safety & Environmental

We provide comprehensive HSE consultancy including HAZOP/HAZID studies, quantitative risk assessment, environmental impact assessments, fire & gas detection design, and emergency response planning. Our sustainability advisory helps clients chart credible net-zero pathways.

HAZOP/HAZID QRA Studies EIA/ESIA Emergency Response Net-Zero Advisory

Why Choose
Oilzeno?

Integrated Delivery
One contract, one team, total accountability across FEED to commissioning.
Global Reach
Local knowledge, global standards. Offices on six continents for responsive support.
Digital Engineering
BIM, digital twin, AI optimization — the technologies that cut cost and schedule.
Proven Track Record
140+ completed projects, $4.2B+ delivered, zero major safety incidents since 2018.
Our Portfolio

Landmark Projects

Engineering That
Stands The Test

From Arctic LNG facilities to equatorial deepwater platforms, Oilzeno has delivered technically complex projects in the most challenging environments on earth. Each project below represents a milestone in our 28-year history.

140+
Projects Completed
32
Countries
$4.2B
Total Value
LNG Terminal
LNG — Qatar
ALHAZM LNG TERMINAL
6 Mtpa Capacity · 2021
Pipeline
Pipeline — East Africa
EASTEX CRUDE PIPELINE
1,443 km · Uganda to Tanzania · 2023
Refinery
Downstream — Saudi Arabia
RABIGH REFINERY EXPANSION
400,000 bpd Capacity · $1.1B · 2020
Petrochemical Plant
Petrochemicals — India
GUJARAT ETHYLENE COMPLEX
1.2 Mtpa Ethylene · 2019
HSE
Upstream — North Sea
MERIDIAN FIELD DEVELOPMENT
450 MMboe Reserves · 2018

Awards & Accolades

ENR 2024
Top 50 Global Contractor
Engineering News-Record
OFC 2023
Project of the Year
Offshore Technology Conf.
IOGP 2022
HSE Excellence Award
IOGP Annual Awards
CII 2023
Innovation in EPC
Construction Industry Inst.

Have a Project
in Mind?

Let's discuss how Oilzeno can deliver your next upstream, midstream, downstream, or petrochemical project.

Get In Touch

Contact Oilzeno

Phone
+1-116-475-9368
Email
info@oilzeno.com
Office Hours
Mon – Fri: 8:00 AM – 6:00 PM

Global Headquarters

Building & Street
Building 1224, Washington Avenue
Residential Complex
Suite / Apartment
Apt 567
City & State
Indianapolis, UT 28036
Main Telephone
+1-116-475-9368
Email Addresses
info@oilzeno.com
projects@oilzeno.com
hr@oilzeno.com
Aberdeen, UK
North Sea Operations Hub
Abu Dhabi, UAE
Middle East & Africa Regional HQ
Singapore
Asia-Pacific Operations Centre
Lagos, Nigeria
West Africa Regional Office

Let's Talk

◆ OILZENO HQ
1224 Washington Ave, Apt 567
Indianapolis, UT 28036
United States
!
24/7 Emergency Response
For urgent operational emergencies on Oilzeno-managed projects, contact our emergency operations centre: +1-116-475-9368 (Ext. 911)
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