The +
that powers
your project.

The +
that powers
your project.

We transform complex energy and infrastructure opportunities into investable, executable projects.

With more than 20 years of international experience across the energy sector, our team combines strategic advisory, commercial insight, engineering expertise, and project execution.

From early-stage opportunity identification and business-case development to EPCm delivery, we provide the leadership and capability required to navigate complexity, manage risk, and unlock value throughout the project lifecycle.

We work alongside investors, developers, and industrial partners to make better decisions, accelerate execution, and deliver projects that create lasting value.

+20 Years
World Experience
+3.5 GW
Capacity Delivered
+15 Billion €
Project Portfolio

Services & Integrated Solutions

01
04
02
03

Developing

Strategy & Concept DevelopmentValue Creation & Risk ManagementPlanning & Project EconomicsTeams, Governance & Delivery Models

Engineering

Front-End Design & OptimizationValue Creation & Cost OptimizationTechnical Standards & PerformanceTechnical Risk & Assurance

Procurement

Sourcing Strategy & OptimizationStrategic PartnershipsTender Strategy & ITT DevelopmentNegotiation & Value Capture

Construction Mgmt

Construction & Contractor Mgmt.HSEQ, Change & Compliance Mgmt.Cost, Schedule & Performance Mgmt.Project Governance & Information Mgmt.

Project Portfolio

A track record of complex projects across international markets

Offshore Wind Farms
Offshore Wind Farms
1218MW United Kingdom 704MW 924MW USA
Onshore Substations
Onshore Substations
United Kingdom Portugal USA Angola Moçambique
Combined Cycle Power Plant
Combined Cycle Power Plant
830MW Portugal
Offshore Substations
USA Singapore
Diesel Power Plant
17MW Portugal
Molten Salt Solar Power Plant
3.5MW Portugal
Luis, Founder of Ollso+

Why we exist.
How we operate.
What our Partners can expect.

“We believe the energy sector does not need more complexity. It needs better decisions and stronger execution. Our company is built on more than 20 years of international experience across energy, development, engineering, and project delivery. We bring these disciplines together to identify the right opportunities, de-risk their execution, and create projects that are commercially sound and built to perform.

Our commitment is straightforward: stay close to our clients, take ownership of critical decisions, and deliver.

Luis Leitao Soares

Founding Partner

Trusted By

What our partners say about working with us.

“I'm very grateful for the speed, precision and expedience that ollso+ brought. It is not the 'norm' to see, feel and have this level of unwavering commitment.”

@Construction Phase Revolution Offshore Wind Farm 704MW USA

“Ollso+ Has Delivered The Project Beyond What Could Be Reasonable Be Expected And Have On All Parameters Exceeded Expectations”

@Construction Phase Hornsea 1 Offshore 1218MW UK 1218MW UK

“Ollso+ Behavior Has Proven To Be A Winning Concept To Achieve Results Via Good Governance And Very Clever Management Solutions”

@Development Phase Sunrise Offshore Wind Farm 924MW USA

Let’s talk

No commitment. 30 minutes to discuss your project, priorities, and where our experience may be relevant

Book a 30-min call

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