What We Do
Our Difference
More Than an EPCm Consultant—A Trusted Partner in Performance
Technical expertise is one thing. Seeing the bigger picture? That’s another level.
And it’s what you should expect from Nexus. It’s what sets us apart from every other EPCm firm.
Deep industry knowledge. A business-first mindset. Trust and transformative solutions. It’s how our engineering, procurement, and construction management firm uncovers smart, practical solutions that drive performance, meet your business objectives, and deliver lasting results.

Supporting the Markets that Support Our Lives
They power our homes, move our vehicles, and support everything from medicine to technology. These industries shape everyday life—and we know them from the inside out.
With extensive, hands-on experience in refining, midstream, chemical and industrial manufacturing, power generation, transmission, distribution, and renewable energy, we understand the complexity behind the systems that keep the world running.
Built on a solid foundation of collaboration, communication, and trust, our approach solves tough challenges, drives progress, and delivers smarter solutions.


Expert Consultancy from Concept to Completion
It’s all here. And it’s all connected. So whatever stage you’re in — planning, design, procurement, construction management, commissioning, and beyond – we’re ready to lead.
Engineers. Project managers. Procurement pros. Turnaround planners. Every discipline under one roof, working as one project delivery team.
Rooted in real-world engineering insight and a disciplined approach, we bring clarity to complexity, keep projects on track, and deliver solutions that reduce risk and meet your goals.
Real challenges. Real results.
Our Success Stories show how we partner with clients across markets to solve problems, move faster, and hit performance targets.

Testimonials
“I wanted to pass a compliment along your way. The general manager was very complimentary of the job that you guys. We appreciate the good work.”
Manager
Major Midwest Refinery“I would like to express my appreciation for the preparedness of the Nexus team. You came to the meeting with a well-planned agenda, the presentation was well executed, you’re understanding of the project scope of work was well communicated. My manager even commented on your readiness and execution of the presentation.”
Manager
Midwest Chemical Manufacturer“This is my first experience with Nexus and I have to say I’m pretty impressed. I appreciate your time and patience as we worked through this project. Your work product is great.”
Category Manager
Major Midwest Refinery"I trust you guys."
Project Manager
Major Midwest Refinery“I have had lots of fun working on various projects with Nexus this year, and appreciate all that you do for us.”
Document Controls Supervisor
Major Midwest Refinery“Marianne was a significant contributor to this effort and showcased teamwork and excellent performance during this difficult period.”
Sr. Procurement Specialist
Major Midwest Refinery“…having a consistent that has applied our lessons learned to each successive project has been a success factor in our start up…”
Project Manager
Major Midwest Refinery“You were out there every day and night pushing the work and ensuring the details that are so critical to a reliable, complex control system were being addressed.”
Refinery Project Manager
Major Midwest Refinery
Success Stories
Motor Oil Additive Production Capacity Expansion for Global Chemical Manufacturer
Nexus delivered FEL-3 and detailed engineering for a motor oil additive production expansion, helping a global chemical manufacturer increase capacity, improve reliability, and support future...

Success Stories
Pilot Plant Development for a Renewable Energy Processing Facility
Nexus delivers microturbine engineering for renewable energy plant with multi-discipline design, vendor coordination, and construction packages.

Success Stories
Cogeneration System Modernization for Industrial Steam Reliability
Nexus provides owner’s engineering for cogeneration system modernization to improve steam reliability, lifecycle costs, and operational flexibility.

Success Stories
Nexus Delivers Electrical Power Systems Engineering for Major LNG Plant
Nexus provides electrical engineering for LNG prefabricated equipment rooms, 3D modeling, work packages, vendor coordination, and construction support.

Success Stories
Supporting Turnaround Time Through Accelerated Engineering Delivery
Nexus delivers turnaround engineering support for rapid, safe turnaround readiness and construction-ready work packages.

Success Stories
Structural Condition Assessment Creates a Clear, Risk-Based Repair Strategy
Risk-based structural condition assessment for industrial plants to prioritize repairs, funding, and capital planning.

Success Stories
Critical 345kV Breaker Replacement for Major Electric Company
Nexus delivers 345kV breaker replacement engineering with 3D scanning, field verification, and detailed design to ensure reliable switchyard upgrades.

Success Stories
Nexus Supports Multi-Phase Plant Expansion
Substation expansion engineering delivering 138 kV breaker installs, control house design, and SCADA integration.

Success Stories
Combined Cycle Power Plant Evaporator Cooling Upgrade Project
Nexus delivered a repeatable combined cycle power plant evaporator cooling upgrade using 3D modeling, valves, and outage support.

Success Stories
Strengthening Transmission Reliability with Scalable ROW Assurance Solutions
ROW assurance for transmission lines: scalable as-built verification, PLS‑CADD review, clearance evaluation and mitigation support for reliable grid operations.

Success Stories
Overhead Feeder Design for WWTP Expansion
Nexus provides medium-voltage overhead feeder design for WWTP expansion with PLS CADD modeling, conductor sizing, and construction deliverables.

Success Stories
138 kV Substation Expansion and Modernization
Substation expansion engineering delivering 138 kV breaker installs, control house design, and SCADA integration.

Success Stories
Nexus Facilitates Advanced Semiconductor Capacity Expansion
Expert FEL 3 engineering for semiconductor manufacturing expansion: Nexus aligns scope, schedule, cost, and constructability for reliable execution.
Success Stories
Nexus Streamlines Inspection Planning for Successful Refinery Turnaround
Nexus delivered fast, customized inspection planning to help a Midwest refinery meet mechanical integrity goals and succeed in a critical turnaround.

Success Stories
Nexus Transforms Legacy Data for U.S. Refinery’s SAP S4 Migration
Nexus delivers refinery data migration to SAP S4, enabling operational efficiency, cost reduction, and enhanced system integration.

Success Stories
Nexus EPCm Expertise Ensures Chemical Manufacturing Reliability
Nexus delivers EPCM Expertise with expedited engineering, procurement & construction management to reduce plant downtime

Success Stories
Engineering Grid Modernization Program For Energy Transition
Nexus delivers a grid modernization program to strengthen transmission, support electrification, and ensure reliable power delivery.

Success Stories
Making the Fuel that Powers Our Everyday Life Cleaner and More Efficient
Our Team is working on projects to increase efficiency and make oil & gas cleaner for our environment.

Success Stories
Nexus Develops Procurement Strategy to Support Critical Turnarounds
Nexus implemented a successful procurement strategy and built a support team to prepare a major Midwest refinery for several critical turnarounds.

Success Stories
Specialty Chemical Manufacturing Capacity Expansion & Equipment Upgrade
Nexus Engineering delivers manufacturing capacity expansion for specialty chemical producers with retrofit equipment integration and procurement support.

Success Stories
Nexus Increases Safety and Reduces Environmental Emissions Through Replacement Equipment Design
The Nexus Team developed a design to replace the propane compressor for a major refining client in the Midwest to reduce emissions, increase safety, and...

Success Stories
Innovative Design Overcomes Wind Challenges in FCC Furnace
Design Innovation Enhances Stability of FCC Furnace Draft Pressures by Mitigating Wind Effects.

Success Stories
Paint and Coating Manufacturing Capacity Expansion
Nexus delivers paint and coating manufacturing capacity expansion with retrofit engineering, equipment integration, and construction support.

Success Stories
Substation Recloser Design for Protection and Improved Grid Reliability
Nexus enhances grid reliability with expert substation design and protection, substation reclosers, and distribution line protection.

Success Stories
Nexus Completes Multi-Level Substation Design Project
Nexus team replaced an antiquated substation unit for increased reliability and safety with reduced operational costs for a chemical processing client.

Success Stories
Equipment Upgrades Lead to Reliable Increase in NiSat Production Capacity
Nexus Team conducts a structural analysis to ensure capacity increase is safe and reliable.

Success Stories
Chemical Plant Capacity Expansion for Medical Equipment Supply
Rescue and completion of a complex chemical plant capacity expansion using phased engineering, schedule control, and tight project management.

Success Stories
Nexus Helps Refining Client Achieve Accurate Project Cost Estimation
Discover how Nexus delivered a precise project cost estimate for a refinery client, improving reliability, reducing risks, and enabling confident project planning.

Success Stories
N2O Abatement Installation of New Emissions Reduction Vessel
Expert N2O abatement vessel installation by Nexus for rapid emissions reduction and sustained operational reliability.

Success Stories
Integrated Project Controls Bring Predictability to Complex Brownfield Manufacturing Expansion
Nexus delivers industrial facility renovation project controls, schedule management and cost forecasting for rapid aluminum can production startup.

Success Stories
Nexus Provides Power Systems Expertise for New Hydrogen Production Facilities
Nexus delivers power systems analysis and design for hydrogen production power systems supporting green hydrogen growth.

Success Stories
Renewable Natural Gas Development from Agricultural Waste and Landfill Gas
Nexus delivers technical, conceptual engineering and planning for renewable natural gas development from agricultural waste and landfill gas.

Success Stories
Nexus Advances Sustainability Agenda with 15MW Combined Heat and Power Development
Nexus team proposed two 7.5MW Combustion Gas Turbines and Heat Recovery Steam Generators to add greater efficiency, reliability and resilience.

Success Stories
Nexus Collaborates with Client Team to Complete Elastomer Expansion
Nexus collaborated with a Healthcare Industries Material Site (HIMS) process team to define final design using Plant 3D and facilitate equipment procurement.

Success Stories
Nexus Design Mitigates Cation Plant Environmental Emissions
Nexus advised on emissions mitigation for a Central US water treatment system's cation plant using state-of-the-art CAD 3D modelling.

Success Stories
Nexus Consults on Black Start of Generating Station
Nexus provided consulting engineering for the black start of a Western US generating station using a 12MWh battery energy storage system.

Success Stories
Nexus Offers Grid Support with Battery Energy Storage System (BESS)
Nexus provided a Western USA client with technical expertise and services for grid support using an 80MWh battery energy storage system.

Success Stories
Nexus to Perform Power System Upgrades as part of Major Airport Expansion
Nexus has been selected by one of its power generation clients to perform the engineering for a power systems upgrade to the adjacent substation that supplies electricity to a...

Success Stories
Fleet-Wide Arc Flash Analysis and Power System Studies
Nexus delivers fleet-wide arc flash analysis to improve electrical safety and system reliability at power generation facilities.

Success Stories
Nexus Assists with CO Boiler Replacement for Major Refinery Client
A major midwestern refinery requests support from Nexus to replace a CO Boiler after experiencing three unplanned shutdowns in the past five years.

Success Stories
Nexus Assists with HDN Recycle Compressor Improvements at Major U.S. Refinery
The objective of the project was to replace the aging and inefficient HDN Recycle Compressor with the least amount of deconstruction to its existing location....

Success Stories
Nexus Supports Maintenance Shop Replacement
Major Nexus client seeking safety and efficiency improvements in new maintenance shop building on 12-acre site. Nexus was asked to assist in replacing on-site maintenance...

Success Stories
Nexus Helps Create Safety Sub-Committee at BP Husky Refining
Nexus helps to create the “United in Safety” sub-committee at BP Husky Refining in Toledo to improve electrical safety culture. In 2015, BP Husky approached...

Success Stories
Nexus Helps Refinery Implement Supplemental Hydrogen Compression Solution
Nexus works effectively with refinery team by providing temporary compression solution to capture lost margin. An unplanned refinery unit outage resulted in a nine to...

Success Stories
Nexus Improves Award-Winning Drumming Facility Safety; Optimizes Product Logistics
Lubrizol Painesville Township facility project received an Ohio Chemistry Technology Council Award in 2018. Nexus helped the award-winning project improve safety and optimize product logistics....

Success Stories
Nexus Rebuilds Hydrocracker Furnace
Inspection indicated signs of creep stress and deterioration in radiant and convection sections of furnace. A client’s inspection of the 1960’s vintage furnace identified that...

Success Stories
Nexus Improves Manufacturing Process Control and Productivity
Global specialty product producer seeking manufacturing improvements to their quality output. Improving product quality and production capacity were the goals of a global manufacturer of...

