Key Highlights:
- Funding for solar, energy storage, and smart grid projects saw a significant decline in the last quarter of 2024, marking a sluggish year for renewable energy investments, as revealed by Mercom Capital Group.
- Venture capital and public funding took major hits, with solar venture capital falling 36% year-over-year and energy storage down 60% by the end of 2024. Public funding for solar also fell by 59% over the past year due to dropping stock prices.
- The uncertain market conditions likely stem from investors’ apprehensions about the future of clean energy under the Trump administration, a trend that could persist into 2025, according to Mercom’s CEO, Raj Prabhu.
Market Insights:
Throughout 2024, many investors stepped back from renewable energy investments, particularly in the second half of the year. This reluctance was influenced by political uncertainties and rising interest rates, as per year-end data from Mercom Capital.
Overall corporate funding for solar companies, combining venture capital, public offerings, and debt financing, declined 24% in 2024. The sector raised $26.3 billion across 157 deals, down from $34.4 billion through 161 deals in 2023. Interestingly, energy storage funding saw a slight increase of 5% year-over-year to reach $19.9 billion—though this uptick was largely driven by one major transaction in the year’s last quarter, added Prabhu.
The significant drop in venture capital funding for the renewable sector can be attributed to investor hesitancy stemming from uncertainties surrounding the U.S. presidential elections and the potential for changes in renewable energy incentives under the Trump administration. High interest rates also played a role in this decline.
Smaller solar installations were especially impacted by rising interest rates, while larger solar projects over 1 MW experienced a 21% increase in funding from the previous year, according to Mercom Capital.
Both solar and energy storage sectors increased their debt levels in 2024, with solar companies reporting a record $5 billion in securitization deals, reflecting the sector’s maturity and appeal as an investment option, Prabhu noted.
Nevertheless, there were some notable successes in 2024. The energy storage sector saw a rise in mergers and acquisitions, while smart grid companies enjoyed a 13% increase in venture capital funding, largely directed towards firms focused on electric vehicle charging software and services.
Looking ahead, interest in most renewable energy sectors, including electric vehicles, is expected to wane in early 2025 until more details emerge about the Trump administration’s energy policies. However, certain markets, particularly energy storage, may experience a rebound later in the year as the new administration takes shape.
With rising electricity demand and an increased focus on grid stability, energy storage projects are becoming more attractive. Recent trends indicate that energy storage companies have been growing faster than their solar counterparts, and Prabhu anticipates a more optimistic outlook for energy storage installations in 2025.
“We’re witnessing a more aggressive forecast for energy storage,” he stated. “This sector is crucial to many energy deals at present.”

