Blue Sky Utility is now part of Nofar Energy, a global renewable energy company.

Meet the Experts Behind BlueSky Utility

Driving Innovation in Renewable Energy Solutions

At BlueSky Utility, our team of seasoned professionals is dedicated to delivering cutting-edge renewable energy solutions for businesses of all sizes. With a shared passion for sustainability and deep expertise in solar energy, battery storage, and energy efficiency, our experts work tirelessly to create impactful, cost-saving strategies that help our clients achieve their green energy goals. Together, we’re building a future powered by clean, limitless energy.

Our team

Leadership Team

BlueSky Utility is an innovative clean energy developer providing solutions for retail real estate landlords and tenants.

Allon Raveh

Executive Chairman

Mr. Allon Raveh has been active in the energy and infrastructure sectors for over two decades. Raveh was the CEO of S&B Energy (SBEN.TA) and in 2018 led the establishment of S&B US Renewables, an independent power producer which has developed and owned over 700MW of solar and storage assets in the US, including Saticoy, a 100MW 4-hour battery in Oxnard, CA, and Brazoria West Solar, a 260MW PV project in Texas. He was the CEO of Augwind (AUGN.TA) which develops a novel compressed-air long duration energy storage system, and has extensive knowledge of renewable energy in general, and energy storage in particular. He joined BlueSky Utility as its full-time Executive Chairman in early 2023, replacing the company’s founders as the Company’s leader. Raveh holds an M.Sc. (Finance) with distinction from London Business School (2005), as well as LLB (Law), and BA (Accounting & Economics) from Tel-Aviv University.

Tomer Droval

Chief Operating Officer

Tomer has extensive experience in renewable energy, with expertise in building teams, establishing operations, strategic planning, and business development.

Currently serving as the COO, he leads the company's operations and back-office functions. Since joining Nofar Energy in 2020, Tomer was pivotal in establishing its US operations, leading a $91 million acquisition of Blue Sky Utility, where he managed all aspects of due diligence, negotiations, and closing processes.

In previous roles, Tomer held leadership positions such as Managing Director and Director of Global Business Development at Nofar Energy and other Independent Power Producers (IPPs), overseeing a $2 billion portfolio of utility-scale projects.

Prior to that, he advised top real estate firms on managing large commercial properties and provided consultancy on major real estate transactions for multinational companies and banks. His legal and strategic expertise has driven success in complex, high-value transactions.

His blend of legal, financial, and strategic acumen has driven success in complex, high-value projects.

Tomer holds a Master of Business Administration (M.B.A.) in Real Estate and a Bachelor of Laws (LL.B.) and Business Administration (B.A.) in Finance from Reichman University, Herzliya, Israel, graduating with honors.

Michael Medina

Chief Financial Officer

Mr. Michael Medina has over 18 years of global executive finance experience, with a focus on the renewable energy, construction and infrastructure sectors. He previously served as the CFO of S&B USA, where he played a key role in the development and ownership of over 700MW of solar and storage assets in the US, including Saticoy, a 100MW 4-hour battery in Oxnard, CA, and Brazoria West Solar, a 260MW PV project in Texas. During his tenure at S&B USA, Michael was deeply involved in the development and construction of major public-private partnership (P3) projects such as the SH288 toll road in Houston, TX, Fargo-Morehead area Diversion Channel in North Dakota, and the PennDOT Pathways Major Bridge Project in Pennsylvania. In early 2024, he joined BlueSky Utility as its full-time Chief Financial Officer. Michael holds an Executive MBA (Magna Cum Laude) from Tel Aviv University, and a BA in Accounting and Economics from The Hebrew University of Jerusalem.

Lionel Coulomb

Chief Strategy Officer

Mr. Coulomb possesses extensive knowledge in energy contract origination, financial and energy markets modeling, business development experience, and raised debt and equity through the capital markets arising from his employment in the regulated and non-regulated energy industries. Mr. Coulomb currently serves as Chief Strategy Officer for BlueSky Utility. Previously Mr. Coulomb served as Senior Director Project Finance for Qcells USA, the leader PV manufacturer made in the USA where he led the sale of 1 PV operating project in ERCOT, 1 BESS project in construction and 6 early-stage BESS development projects and oversaw the analysis of the BESS and PV pipeline in excess of 10GW. Mr. Coulomb was Managing Director at Origis Energy, a US-based renewable energy developer with 15 GW of development pipeline where he had oversight over project finance, accounting, treasury as well as taxes. Mr. Coulomb was the acting CFO for Origis and oversaw the sale of Origis to Antin Infrastructure Partners. Mr. Coulomb served as Strategy Director for ALLETE Clean Energy a subsidiary of ALLETE which grew to $85 million annual revenues in 18 months with 6 plant acquisitions totaling over 550MW, 285 MW of which were requalified for 100% PTCs, 2 new builds with PPAs of 190MW, 2 Build on transfers of 156MW and lead all re-financings including a wind facility BBB investment grade bond at 3.26% over 9 years. As Vice President Strategy and Business Development for NorthWestern Energy, Mr. Coulomb’s responsibilities included analyzing and overseeing the risk profile associated with certain unregulated NorthWestern energy businesses, unwinding certain NorthWestern trading businesses, facilitating NorthWestern’s closing of the Montana Power acquisition, and integrating the Montana Power energy trading function into the NorthWestern organization. Mr. Coulomb was actively involved in NorthWestern’s negotiation of material electric and natural gas supply agreements ($750 million in annual purchases), together with associated natural gas transportation and storage contracts. Prior to his work with NorthWestern, Mr. Coulomb served as Executive Director, Strategic Market Analysis and Business Development for NRG Energy, Inc., a non-regulated electric generation development company previously located in Minneapolis, Minnesota.

Bill Hilliard

Chief Development Officer

Bill Hilliard is a seasoned professional with experience in renewable energy, software, edge computing, and financial technology. He’s currently the Chief Development Officer at BlueSky Utility, a branch of the publicly listed power producer, Nofar Energy.

Before BlueSky, Bill worked at Generate Capital as an Investor and Operating Partner. There, he led energy investments. He has over 30 years of experience in clean technology, real estate, specialty finance, and technology.

Bill is an inventor on 14 US patents. He has successfully led three companies as a CEO or senior team member. He founded Sonnetech Ltd., which is now part of VeriSign, and was its CEO until it was bought. He also worked as a senior executive at MicroTouch Systems and Phoenix Technologies during their public offerings.
Bill is part of the North American Executive Board for MIT’s Sloan School of Management and advises MIT Sloan’s Sustainability Initiative. He has represented investors on the boards of several firms.

He earned a Master’s degree in Management from MIT’s Sloan School of Management and a Bachelor’s degree in Mathematical Economics from Pomona College. He has been a Visiting Scholar at the University of Pennsylvania’s Wharton School and UC Berkeley’s Haas School of Business.
Bill’s academic contributions were published in the Journal of Business Venturing, Venture Capital Journal, Knowledge at Wharton, and Wharton Magazine.

Greg A. Oshins

SVP, Lead Real Estate Strategy & Initiatives

Greg Oshins is the Senior Vice President, Lead for Real Estate Strategy & Initiatives at BlueSky Utility, where he drives business development for distributed generation (DG) solar and battery storage projects tailored to the needs of retail, commercial, and industrial landlords. With two decades of experience on the Landlord side of the industry, most recently at DLC Management Corp., a leading shopping center owner-operator, Greg brings deep expertise in sourcing, negotiating, and optimizing retail spaces across key regions in the U.S.

At DLC, Greg played a critical role in acquiring over 10.5 million square feet of retail space, building strategic relationships with top institutional owners and brokers, and delivering significant value through both on-market and off-market transactions. As Vice President of Redevelopment, he led initiatives to reposition assets and explore new value-added opportunities, including renewable energy leases, ground-up developments, and complex redevelopment projects.

Greg’s background in financial modeling, leasing, project management, and strategic planning, combined with his acumen for commercial real estate, positions him as a key player in bridging the gap between property operations and the growing demand for sustainable energy solutions across commercial real estate portfolios. His work at BlueSky Utility is focused on aligning the interests of retail landlords with the opportunities presented by solar and battery storage technologies, ensuring a collaborative approach to generating mutual growth and long-term value.

Nora Dunne

VP, Human Resources

Nora Dunne brings over a decade of strategic HR leadership, with a proven track record of driving organizational success through innovative people strategies.
Nora’s leadership style emphasizes empathy, clear communication, and fostering inclusive workplace cultures. She excels in designing and implementing initiatives that align with business goals while enhancing employee satisfaction. Her background includes spearheading HR operations for both start-ups and larger organizations, with a focus on scaling teams, improving retention, and managing complex, multi-state compliance requirements.
Nora holds a master's certification in Human Resources Management from Cornell University and has a rich academic foundation in clinical psychology from Thomas Edison University. She is also certified in California HR law, allowing her to effectively navigate intricate regulatory landscapes.
At Blue Sky Utility, she is a key member of the executive team, collaborating with leaders to ensure HR practices drive long-term value and align with the company’s mission of revolutionizing the energy sector.

John Ruiz

VP, Infrastructure & Asset Management

John Ruiz is the Vice President of Infrastructure & Asset Management at BSU, where he oversees strategic EPC operations, asset management, and infrastructure development. With over 7 years of experience in the utility and renewable energy sectors, John plays a critical role in driving innovation, efficiency, and growth at BSU.
In his leadership role, John has successfully led projects that have contributed to BSU’s expansion and market leadership, including the development of key assets and implementing best-in-class asset management strategies.
Prior to joining BSU, John held management and leadership roles in the wine industry where he developed expertise in project management, team leadership, and sustainability initiatives. His passion for renewable energy and dedication to operational excellence are reflected in his achievements and continued commitment to innovation in the renewable energy industry.

Greg Quadrini

VP, Property & Tenant Acquisition

Mr. Quadrini brings over 20 years of experience in commercial real estate, adept at handling complex transactions and maximizing investment returns through his extensive industry knowledge. He has specialized in corporate real estate services across the U.S. with leading firms, including Cushman & Wakefield in Chicago, Prudential Commercial, and Berkshire Hathaway.

Greg has successfully managed a high volume of acquisition and disposition transactions, along with strategic planning and special projects for large portfolios.

A native Californian, Greg majored in Business Administration at San Jose State University. He holds a Managing Broker License in Illinois and is a licensed California Real Estate Broker

Board of Directors​

We’re lucky to be supported by some of the best people in the world

Shahar Gershon

VP of Business Development

Ofer Yannay

Founder & Chairman (Nofar Energy)

Noam Fisher

CFO (Nofar Energy)

Nadav Tenne

CEO (Nofar Energy)

Allon Raveh

Executive Chairman

Tomer Droval

Chief Operating Officer

Our principles

Start doing work that matters

Our principles keep us connected and guide us as one team.

Care about our team

Be excellent to each other

Pride in what we do

Understand your customers

Do the impossible

Sweat the small stuff

Join our team

Come Join a Team Building a Better Tomorrow!

Our philosophy is simple – hire a team of diverse, passionate people and foster a culture that empowers you to do your best work.

Our website uses cookies to improve your experience