We provide independent advice to ensure sustainable solutions for our client’s needs


Technical Advisory and Consulting

With our technical advisory and consulting services, we support our clients – developers, owners, investors, and other parties involved – across all the stages of their renewable energy assets. We contribute our expertise and technical knowledge to greenfield projects, during the construction, commissioning, and operation phases, and to project transactions and project financing. Our highly specialized renewable energy consultants provide independent and tailor-made advice to meet our client’s needs to ensure the maximum profitability and an adequate risk management.  

We pursue excellence by ensuring quality and the continuous improvement of our activities and processes, that are accredited by ISO 9001, the world’s most popular standard for quality management, that certifies our high-standard services and solutions.

Full range of our technical advisory and consulting services are described below: 


  • Site assessments and site adequacy
  • Solar resource assessments and energy yield assessments
  • Feasibility assessments
  • High-level installed capacity evaluation and optimization
  • Preliminary grid connection review
  • Review of technical permitting

Project transactions and project financing

Technical Due Diligence for project financing and transactions:

  • Site assessment and site adequacy
  • Technical design reviews and equipment / suppliers reviews
  • Technical contractual reviews, inclusive of PPA, EPC, and O&M agreements
  • Solar resource and energy yield assessment
  • Project schedule review
  • Grid connection review
  • Review of technical permitting
  • CAPEX & OPEX estimation
  • Analysis of the project according to the Equator Principles
  • Loan review according to the Green Loan Principles

Construction and operation

Construction and commissioning:

  • EPC milestones verification
  • Monitoring of construction progress
  • Verification and compliance of PAC/FAC and COD


  • Review of the performance/operation of the plant, analysis of the main incidents occurred, and review of the solutions implemented to mitigate and solve them.
  • Adjustments and estimation of yield based on historical production.
  • Historical OPEX and modeled OPEX review
  • Verification of technical conditions under the EPC, O&M and PPA agreements.

Highlighted projects

Portfolio of Elawan Energy’s PV projects

Country: Spain

Capacity: 50 MWp each plant, with a total capacity of 250 MWp

Service(s): Technical due diligence for project financing

Client(s): Elawan Energy

Enertis Applus+ acted as Lender’s Technical Advisor (LTA) to Banco Sabadell, Bankia, Abanca, and Banco Pichincha Spain in the financing of five Elawan Energy solar PV plants located in Spain, in Castilla-La Mancha region. The total amount of the structured loan for the five projects is approximately 92 million euros.

Enertis Applus+ carried out the technical Due Diligence for the five plants, reviewing the projects in accordance with the Equator Principles and the loan in accordance with the Green Loan Principles (GLP). Enertis Applus+ will continue to advise the financial institutions in the construction, commissioning, and operation phases.

Sol del Desierto Project

Country: Chile, South America

Capacity: 244 MWp

Service(s): Technical due diligence for project financing

Client(s): Atlas Renewable Energy

Enertis Applus+ carried out a technical due diligence for the financing of the Sol del Desierto PV plant. Moreover, the firm also carried out in situ albedo measurements to validate the inputs of the production study. During the construction phase, Enertis Applus+ is supervising the works on behalf of the financial institutions and it will follow up during the operation phase.

Some of our clients

Get in touch for further information

Jorge Álvarez Vitores

Head of Consultancy