Diego Diaz
Global Head of Ventures & Technology @ Iberdrola
Diego Diaz is a Series A investor at Iberdrola focused on Energy and Solar. Executive with broad international experience in the Energy and Telecomms sectors in different roles related to venture capital, innovation and tech development.Diego is responsible for the management of Iberdrola´s venture capital program – Iberdrola Ventures - PERSEO, that invests & collaborates with the most promising smart energystart-ups worldwide, and he also leads the Technology Prospective Analysis unit in charge of assessing the potential of key technologies for the future of the energy sector. He joined Iberdrola in 2008 and since then he has contributed to the launch and management of the company´s VC program, engaging its activity with the corporate innovation strategy. Since 2012 he is Head of the program, with senior responsibility for the management of the New Ventures area: • Leading a team of investment & innovation professionals with extensive experience in the energy sector. • +70 M€ under management as of today. • Performed due diligence on 2500+ deals, closing many strategic direct investments for Iberdrola. • Currently responsible for 10 portfolio companies worldwide focused on tech and innovative business models in the energy sector focused on mobility, DERs, Digital Energy & Energy Storage among others. • Executed several financially successful exits. • Currently serving on the board as a director or observer at: www.wallbox.com www.innowatts.com www.balantia.com www.stem.com www.atten2.comOn the technology prospects area, since 2016, he leads the team of analysts that build the company´s internal models for cost and competitiveness of key technologies for decarbonization of electricity (wind, solar, storage) and electrification of demand (electric vehicles, electrification of heat, batteries,…).Prior to Iberdrola, he developed his career in several roles related to tech, innovation and entrepreneurship in the Telco & Energy sectors.He holds an M.Sc, in Engineering from the Polytechnical University of Madrid and an exec degree in Venture Capital from the Walter A. Haas School of Business in the University of California at Berkeley.Associate or guest Lecturer in MBA programs: Imperial College, IE & Universidad de Salamanca.Opinions here are personal.Twitter: @ddiazpilas
- Total investments:
- 16
- Last investment:
- Lead investor:
- 56%
Last updated:
For AI agents: llms.txt
Industries Diego Diaz invests in
Stages Diego Diaz invests in
Countries Diego Diaz invests in
Investment Focus
Industry
- Energy 5 (31%)
- Solar 3 (19%)
- CleanTech 2 (13%)
- Manufacturing 2 (13%)
- Renewable Energy 2 (13%)
Stage
- Series A 6 (38%)
- Series B 5 (31%)
- Seed 1 (6%)
- Series C 1 (6%)
- Funding Round 1 (6%)
Country
- Spain 4 (25%)
- United States 3 (19%)
- Kenya 1 (6%)
- Canada 1 (6%)
- Mexico 1 (6%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Wallbox
|
Wallbox is a global company, dedicated to changing the way the world uses energy in the electric vehicle industry. Wallbox creates smart charging systems that combine innovative technology with outstanding design and manage the communication between vehicle, grid, building and charger.Wallbox offers a complete portfolio of charging and energymanagement solutions for residential and semi-public use in more than 60 countries, and soon will begin commercializing public charging solutions as well. Founded in 2015, with headquarters in Barcelona, Wallbox’s mission is to facilitate the adoption of electric vehicles today to make more sustainable use of energy tomorrow. The company employs over 500 people in Europe, Asia, and the Americas. | Feb 01, 2021 | |
|
Wallbox
|
Wallbox is a global company, dedicated to changing the way the world uses energy in the electric vehicle industry. Wallbox creates smart charging systems that combine innovative technology with outstanding design and manage the communication between vehicle, grid, building and charger.Wallbox offers a complete portfolio of charging and energymanagement solutions for residential and semi-public use in more than 60 countries, and soon will begin commercializing public charging solutions as well. Founded in 2015, with headquarters in Barcelona, Wallbox’s mission is to facilitate the adoption of electric vehicles today to make more sustainable use of energy tomorrow. The company employs over 500 people in Europe, Asia, and the Americas. | $39.8M / Series B / Feb 01, 2021 | |
|
Wallbox
|
Wallbox is a global company, dedicated to changing the way the world uses energy in the electric vehicle industry. Wallbox creates smart charging systems that combine innovative technology with outstanding design and manage the communication between vehicle, grid, building and charger.Wallbox offers a complete portfolio of charging and energymanagement solutions for residential and semi-public use in more than 60 countries, and soon will begin commercializing public charging solutions as well. Founded in 2015, with headquarters in Barcelona, Wallbox’s mission is to facilitate the adoption of electric vehicles today to make more sustainable use of energy tomorrow. The company employs over 500 people in Europe, Asia, and the Americas. | $13M / Series A / May 13, 2020 | |
|
Wallbox
|
Wallbox is a global company, dedicated to changing the way the world uses energy in the electric vehicle industry. Wallbox creates smart charging systems that combine innovative technology with outstanding design and manage the communication between vehicle, grid, building and charger.Wallbox offers a complete portfolio of charging and energymanagement solutions for residential and semi-public use in more than 60 countries, and soon will begin commercializing public charging solutions as well. Founded in 2015, with headquarters in Barcelona, Wallbox’s mission is to facilitate the adoption of electric vehicles today to make more sustainable use of energy tomorrow. The company employs over 500 people in Europe, Asia, and the Americas. | $12.1M / Series A / Jun 25, 2019 | |
Innowatts
|
Innowatts is a data analytics and energy transition leader who uses energy usage data, insights and best-in-class machine learning to help energy retailers and utilities from around the world manage their grids, profitability, customer relationships and sustainability goals in a digitalizing, decarbonizing, and electrifying world. To date, theInnowatts eUtility™ technology platform has leveraged data from more than 34 million meters to help energy providers ensure grid reliability, anticipate trends, secure profitability, and promote sustainability — advancing and creating a more personalized energy experience for their customers. For more information, please visit www.innowatts.com. | $18.2M / Series B / May 14, 2019 | |
Ilumexico
|
ILUMÉXICO is a B-Corporation whose mission is to catalyze grow through solar energy in the most remote communities of Mexico.It is a social enterprise that promotes development through rural electrification to communities with high and very high marginalization in Mexico. They uspromote access to energy through microfinance schemes, long-termservice and training in the use and maintenance of technology. Also believe that energy is a platform to foster development, promote building programs and workshops on various topics such as community organization, gender equity and financial inclusion. | $500K / Series A / Aug 30, 2017 | |
|
Innowatts
|
Innowatts is a data analytics and energy transition leader who uses energy usage data, insights and best-in-class machine learning to help energy retailers and utilities from around the world manage their grids, profitability, customer relationships and sustainability goals in a digitalizing, decarbonizing, and electrifying world. To date, theInnowatts eUtility™ technology platform has leveraged data from more than 34 million meters to help energy providers ensure grid reliability, anticipate trends, secure profitability, and promote sustainability — advancing and creating a more personalized energy experience for their customers. For more information, please visit www.innowatts.com. | $6M / Series A / Aug 22, 2017 | |
SunFunder
|
SunFunder is a solar energy finance business with a mission to provide financing for solar assets in emerging economies, including inventory, working capital, construction, and structured finance loans. The company offers borrowers deep solar market expertise, and efficient due diligence process, and strong customer partnerships, whilesimultaneously providing investors with diversified, high-impact, fixed income debt offerings of emerging market solar investments.SunFunder is a well-positioned financial intermediary that has been operating since 2012. | $3.8M / Series B / Dec 22, 2015 | |
Atten2
|
The area of work of Atten2 is the development, production and marketing of online optical sensors for measuring specific characteristics of a variety of fluids, and especially lubricating oil, and for giving derived services. | $768K / Series A / Oct 11, 2015 | |
Stem
|
Stem brings and optimizes energy consumption to business through its distributed storage technology.Since 2009, Stem has been analyzing how various types of businesses use electricity and how they are charged for it. The company uses this information to design a solution that protects companies from unnecessarily high electricity costs withoutrequiring any changes to the way they run their businesses. Stem combines big data, predictive analytics, and energy storage to reduce electric costs for businesses and in aggregate, deliver services to the grid. | $12M / Series C / Apr 13, 2015 | |
| See all 16 investments → | |||
Co-Investors
About Iberdrola
Iberdrola together with its subsidiaries engages in the production, switching, and distribution of electricity and gas worldwide. It generates electricity primarily through nuclear, fossil-fuel, and hydroelectric power. The company also engages in the retail of electricity under the tariff systems. In addition, IBERDROLA generates electricity fromrenewable energy sources, as well as engages in gas storage, and electricity and gas supply activities. Iberdrola is committed to the energy transition and has developed a sustainable business model based on renewable energy, smart grids, large-scale energy storage, and digital transformation to provide customers with advanced products and services.
Iberdrola Contacts
| Name | Phone | Socials | |
|---|---|---|---|
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Diego Diaz
Global Head of Ventures & Technology
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Laney Brown
Director - Smart Grid Planning
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Charles Langan
UK Procurement Director
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Ignacio Sánchez Galán
Chairman and CEO
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Jaime Serrano Ojeda
Smart Grids Development
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FAQ
What does Diego Diaz invest in?
Diego Diaz invests primarily in Energy, Solar and CleanTech startups, most often at Series A and Series B stage. Most of the 16 investments tracked by Shizune back companies in Spain. The Investment Focus section breaks down every industry, stage and country in the portfolio.
When did Diego Diaz last invest?
The most recent investment recorded for Diego Diaz closed in Feb 2021. Shizune tracks 16 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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