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The Sun as the most empowering tool

to raise your savings while you benefit from energy shift and sustainability.

10+ years of expertise in Project Sizing and Project Field Quality Control

96% Customer satisfaction rate

30+ MWp Successfully supported by Our specialized Solar Engineers

30%+ Sizing improvements and better performances results

For more than 6 years, based on an expertise of 10+ years, RToFES has stood as a beacon of trust in the Solar Energy Analysis, Sizing and Technical Specificatons of PV Projects, as well as in the Analysis, Sizing, and Technical Specifications of Battery Energy Storage Systems (BESS). Also recognized as a prefered partner for Field Quality Control activities, it is Nestled in Cascais, Lisbon, Portugal, and our team comprises experts in solar energy committed to ensuring the most innovative, profitable and best performers pv projects for all kind of companies and investors within any kind of activity sector.

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Pioneering Photovoltaic Solar Projetcs since 2018

Leading the Way

Build your Independency guided by solar energy experts

We empower your vision of a dynamic, efficient and sustainable future. We give shape to your ideas and ensure their implementation.

Meet with Us

Schedule for free a 30 min meeting to share your ideas with us or to clarify any doubts that you may have.

pv system customly installed on two walls

Committed to innovation, sustainability,
project performances and your savings

We tailor the best solution to match specifically your energy needs without compromise the quality of your project

Industry

Extractive and Processing industry

Services & Retail

Retail Businesses and Other Services

Health

Hospitals, Local Health Units, PSSI

Public Administration

Schools, Central Administration, Local Administration

Hospitality and Tourism

Tourist Complexes, Hotels, Villas, Local Accommodation, Rural Tourism

Agriculture

Agrivoltaic

Renewable Energy Communities

Energy Communities and Collective Self-Consumption

Residential

Specialized Technical Consultancy

We provide independent technical advice for every stage of your solar photovoltaic project.
We are focused only in solar power, so our experience and knowledge in solar energy covers all the necessary requirements throughout the life of your project, from initial planning to the operation phase.

In addition, we have deep knowledge and extensive experience in carrying out studies of solar PV projects with battery energy storage systems (BESS).

Enginneering and Sizing PV Projects & BESS

We give you a totally independent and personalized pv project development as well as BESS development.
We support business leaders, decision makers, EPC companies, Owners, investors and all other stakeholders with highly accurate and precise PV and BESS engineering projects.

Solar PV and BESS Projects Management

Comprehensive project management, from start to completion, optimizing deadlines, time, resources and the costs associated with it.

On Site Inspections & Quality Control

Our inspection and Quality Control services bring certainty and safety to your projects, assure you right from the beginning the health and good work of the eqquipments, its correct installation, assuring you the accepted or contracted performance ratios, giving you accurate and independent information at every stage of your project construction lifecycle.

Trusted by national and global companies