Sol Systems is pleased to welcome three new members to our team: Charity Sack as Senior Director of Marketing, Olga Zelenova as Controller, and Eric Stam as Renewables Trader.

Charity Sack joins the Sol Systems management team as Senior Director of Marketing

Charity Sack joins the Sol Systems as Senior Director of Marketing

Charity Sack, Senior Director of Marketing

Charity Sack joins Sol Systems after serving as Director of Communications at the American Academy of Actuaries where she spearheaded strategic communications planning and branding initiatives to improve member value and stakeholder engagement.  Previously, she was the Director of Communications with Capital Impact Partners, a leading Community Development Financial Institution.

At Sol Systems, Ms. Sack oversees brand management, integrated marketing initiatives, and media relations. She is also on the executive management team.

Olga Zelenova, Controller

Olga Zelenova joins Sol Systems as Controller

Olga Zelenova joins Sol Systems as Controller

Olga Zelenova joins Sol Systems from Silver Ridge Power (formerly AES Solar), where she served as an Accounting Manager. At Silver Ridge Power, Ms. Zelenova oversaw and coordinated financial and reporting function, tax accounting and consolidation process between local GAAPs, IFRS and the US GAAP for multiple international projects located in 9 countries with a fleet of over 300 solar plants. Prior to that, Ms. Zelenova spent 5 years with PricewaterhouseCoopers, LLP.Ms. Zelenova has spent over ten years in the field of global finance, accounting and auditing.

At Sol Systems, Olga Zelenova oversees all critical accounting functions including financial reporting, consolidation, taxes, budgeting, internal controls, accounting policies and other general accounting functions. She is also responsible for the analysis of the financial data and accounting impact as it relates to strategic transactions and new contracts.

Eric Stam, Renewables Trader

Eric Stam joins Sol Systems as Renewables Trader

Eric Stam joins Sol Systems as Renewables Trader

Eric Stam joins Sol Systems after working in sales and business development for Beltway Biodiesel, a D.C. based biodiesel producer. At Beltway Biodiesel, Mr. Stam worked in sales and business development, where he built relationships with feedstock suppliers and analyzed opportunities for new products and services. Prior to that, he was a senior analyst for a carbon offsetting project with the National Association for State Community Services Programs, where he helped build a platform to aggregate emissions reductions from residential energy efficiency work across the United States.

Eric Stam works on the Sol Systems’ SREC Team, developing portfolio strategy, managing trading operations, and enhancing business relationships with installers, developers, compliance buyers, and other counterparties. He contributes to the team’s analysis of SREC markets, looking for insight into price movement, supply and demand trends, and political and legislative changes.

Working at Sol Systems

The Sol Systems team is expanding rapidly to accommodate its business growth and is currently hiring for several positions, including: Asset Manager, Tax Equity Associate, Senior Tax Equity Director, and Fall 2014 Solar Analyst Interns. Please view our careers page for opportunities.

About Sol Systems

Sol Systems is a renewable energy finance firm that provides secure, sustainable investment opportunities to investor clients, and sophisticated project financing solutions to developers.  Founded in 2008, Sol Systems focuses on meeting the industry’s most critical solar financing needs, including tax structured investments, capital placement, debt financing, and SREC portfolio management. To date, the company has facilitated financing for thousands of distributed generation solar projects and hundreds of millions in investment on behalf of Fortune 100 corporations, utilities, banks, family offices, and individuals. For more information, please visit