An independent owner's technical authority for heavy industry.
Nelvamar is a technical and project services firm serving energy, petrochemical, power, and heavy industry across the Gulf Coast and beyond. Thirty seven years of owner aligned delivery, backed by VP level leadership and senior project and technical staff.
Integrated technical services, one accountable team.
Nelvamar delivers consulting, project management, and integration as an integrated practice, with technical and design support as needed. Each service line reports to the same VP level leadership, which means deliverables hold together across discipline boundaries without the friction of stitching multiple vendors together.
Industrial Consulting
Independent technical advisory, due diligence, troubleshooting, and process optimization for owners and operators.
Project & Site Management
End to end PM and on site coordination from concept through closeout, owner representation, schedule and cost control.
Project Integration
Interface management across EPC, owner, and vendor scopes. Handoffs that hold up under audit.
Technical & Design Support
Multidiscipline technical and design support for capital projects, brownfield modifications, and process improvements.
PLC & Controls
Supporting capability in controls and PLC programming for new installations, retrofits, and migrations.
Startup & Commissioning
Supporting capability across commissioning planning, mechanical completion, loop checks, and startup support.
Thirty seven years of owner aligned delivery.
A long lived independent services firm is not an accident. It is the compound result of disciplined deliverables, repeat owners, and a refusal to take work outside what our senior technical professionals can defend.
A services firm, not a contractor.
Nelvamar is a technical and project services firm. We deliver advisory, planning, oversight, integration, and on site project support. Construction and craft execution are performed by others. We sit on the technical and advisory side of the table, which lets us serve owners, EPCs, and operators without the conflicts of a build only firm.
Technical clarity, owner aligned.
Every deliverable is backed by senior technical professionals who have stood in front of an operating asset and explained the work. We write what we can defend, plan what we can validate, and document what an inspector will accept.
- 01VP level leadership and senior project and technical staff
- 02Single point technical accountability per engagement
- 03Independent of construction and craft execution
- 04Document control and revision discipline as a baseline
From scope definition to live process.
Advisory that ends at a recommendation memo is half done. Nelvamar carries engagements through interface management, owner oversight during execution by others, and into startup support so the assumptions on paper meet the reality of the field.
- 01Scope definition and basis of design
- 02Owner side project management and integration
- 03Technical oversight while others execute the build
- 04Startup and commissioning support
Built for heavy industry, on the Gulf Coast and beyond.
Our work concentrates where process complexity, safety stakes, and regulatory pressure are highest. Energy, petrochemical, power generation, and broader heavy industry across the United States.
Energy
Upstream, midstream, LNG, and gas processing. Greenfield builds and brownfield modifications under producing plant constraints.
Petrochemical
Olefins, polymers, specialty chemicals, refining. Process design, controls integration, and commissioning support.
Power Generation
Combined cycle, simple cycle, and balance of plant scopes. Controls retrofits, DCS migrations, and turnaround support.
Heavy Industrial
Manufacturing, metals, terminals, and utilities. PLC and controls advisory, process improvements, and capital project support.
Have a scope that needs independent technical leadership?
Send a scope summary to proposals@nelvamar.com or use the contact form. We respond to qualified proposal requests within two business days.