About OPEIM

Operational excellence, built on decades in the field.

OPEIM Partners Inc. — Operational Excellence and Performance Improvement in Mining — is a Canadian consulting company focused on operational optimization, performance improvement, reporting, analytics, and operational readiness for mining, energy, and industrial operators.

Our Story

Founded on more than 27 years of global mining experience.

OPEIM Partners was founded to give mining and resources operators direct access to senior-level operational readiness and performance expertise, without the overhead of a large consultancy.

The firm's practice is built on more than 27 years of global mining experience spanning operations, technology, performance management, reporting, and business improvement initiatives — knowledge developed on the ground, not just in the boardroom.

OPEIM works alongside project and operations teams during the periods that matter most: the transition from construction into operations, and the continuous improvement work that follows.

Suggested photoWide industrial shot — open-pit or underground mine site, control room, or processing plant at golden hour

What We Believe

Three principles that shape every engagement.

01

Readiness is measurable

Readiness isn't a feeling — it's a set of tracked, governed milestones. If it isn't measured, it isn't managed.

02

Continuity beats onboarding

Operational knowledge compounds. OPEIM prioritizes long-term engagement over short-term handoffs, so context is never lost.

03

Improvement is a discipline

Performance gains made during commissioning only count if they're sustained. Continuous improvement is built in from day one, not bolted on later.

Suggested photoSergio Rojas — on-site, hard hat and hi-vis, walking a plant or pit (candid, not posed)

Principal Consultant

Sergio Rojas

Director & Principal Consultant, OPEIM Partners Inc. Sergio brings more than 27 years of global mining experience across operations, technology, performance management, reporting, and business improvement.

His work centers on the operational readiness of major mining projects — building the reporting structures, governance frameworks, and cross-functional coordination that carry a project from construction into stable, measurable production. He has supported readiness execution and the transition into operations for large-scale mining projects, including work on South32's Hermosa Project.

Connect with Sergio

Industries We Serve

Mining. Energy. Industrial operations.

OPEIM's core practice is mining, with growing work in oil & gas and energy — anywhere a complex operation needs disciplined readiness and performance reporting.