SES (SES) Q1 2026: ESS Revenue Jumps 47% as ATG ePower Deal Expands North American Reach
SES delivered a decisive 47% sequential revenue surge in Q1, propelled by energy storage systems (ESS) expansion and a landmark $20 million ATG ePower distribution agreement unlocking North American access. The company reaffirmed its full-year outlook, with momentum building across ESS, drone cells, and software-driven molecular universe (MU) platforms. Scaling production, disciplined cost management, and a clear path to multi-segment growth position SES for a pivotal 2026.
Summary
- North American Expansion Secured: ATG ePower contract provides immediate U.S. distribution scale for ESS business.
- Drone Cell Ramp Nears Inflection: NDA-compliant Korea facility now shipping to defense-focused customers, with revenue acceleration expected in Q2 and beyond.
- Cost Discipline Tightens: Operating expense reductions and positive operating leverage set the stage for improved profitability as revenue scales.
Performance Analysis
SES posted a 47% sequential revenue increase to $6.7 million in Q1, driven primarily by robust ESS sales and early contributions from drone cell and molecular universe subscription revenue. The majority of Q1 revenue originated from the ESS segment, underscoring its role as the company’s near-term growth engine. Notably, the $20 million, three-year ATG ePower distribution agreement grants SES immediate access to a broad North American customer base, complementing its established presence in Australia, the Middle East, and Europe.
Gross margin improved to 18.1% GAAP (18.3% non-GAAP), up sharply from Q4’s 11% range, reflecting favorable mix from higher-margin drone sample shipments and software subscriptions. Operating expenses remained tightly managed, with non-GAAP opex at $14.3 million, and management reiterated its commitment to a 15% full-year reduction. The company ended the quarter with $178 million in liquidity, supporting ongoing scaling efforts across all business units.
- ESS Drives Top-Line: Continued global demand and the ATG ePower deal anchor ESS as the primary revenue contributor in 2026.
- Drone Cell Commercialization Progresses: Korea facility conversion completed, shipments begun, and pipeline of defense customers deepens.
- Software Platform Monetization Emerges: First major “search in a box” subscription landed, validating the molecular universe platform’s commercial appeal.
SES’s multi-segment approach is beginning to deliver operating leverage, with cost discipline and revenue diversity setting a foundation for future profitability.
Executive Commentary
"ESS remains our largest near-term revenue driver and was responsible for the majority of our first quarter revenue... Our ability to provide both the hardware and an intelligent operating system that predicts battery health and reduces maintenance costs is a key differentiator."
Chi Chau Hu, Founder and Chief Executive Officer
"Revenue is on plan, costs are coming down, and our multi-revenue stream platform is taking shape. We are well capitalized, financially disciplined, and positioned to deliver on our full year outlook."
Jing Milas, Chief Financial Officer
Strategic Positioning
1. ESS: Core Revenue and Distribution Leverage
The ESS, energy storage systems, business is SES’s primary revenue engine, now amplified by the ATG ePower contract which provides rapid North American market access. The ability to bundle ESS hardware with on-premise AI-powered “edge box” software for battery health and safety monitoring differentiates SES from commodity peers, enabling customers to optimize capacity and reduce costs. This dual hardware-software approach is designed to increase wallet share and customer stickiness in a rapidly expanding global market.
2. Drone Cell Manufacturing: NDA-Compliant Supply Chain as a Defense Moat
SES has completed the conversion of its Korea facility to drone cell production, targeting the U.S. defense market where NDA, National Defense Authorization Act, compliance is a gating factor. Early shipments have begun, with a pipeline of “a few dozen” customers—primarily defense-focused—undergoing qualification. With market pricing for NDA-compliant drone cells between $25 and $35 per unit, the facility’s 1 million unit annual capacity represents a significant revenue opportunity as volume ramps through 2026 and into 2027.
3. Molecular Universe: AI-Driven Materials Discovery as Platform Play
The molecular universe platform, SES’s proprietary AI-driven materials discovery suite, is now at version 2.5 and expanding into sodium chemistries. The first multi-year “search in a box” subscription by a major global battery manufacturer validates the platform’s value. While direct software revenue remains modest, the platform’s greatest impact is as a competitive advantage embedded across ESS, drone, and materials businesses—accelerating product development and enabling differentiated customer solutions.
4. Cost Structure: CapEx Lite Model and Opex Reduction
SES’s “CapEx Lite” approach—minimizing capital intensity and leveraging existing manufacturing infrastructure— supports a disciplined financial profile. Management’s commitment to a 15% reduction in full-year operating expenses is on track, with the full impact expected by Q3. This focus on cost control and operating leverage is critical as SES transitions from R&D to scaling commercial operations.
Key Considerations
SES’s Q1 results mark a shift from proof-of-concept to commercial execution, with multiple business units contributing to revenue and a clear path to scaling in 2026. The company’s ability to balance growth investments with cost discipline, while expanding its geographic and product reach, underpins its strategic positioning.
Key Considerations:
- North American ESS Entry: ATG ePower deal provides immediate scale and channel access, but execution on delivery and customer adoption will be critical for sustained growth.
- Defense-Weighted Drone Pipeline: Majority of drone cell demand is defense-oriented, with NDA compliance as a key differentiator, but customer order timing and scale-up pace remain watchpoints.
- Software Monetization Traction: Initial molecular universe subscription validates platform, but broader adoption and upsell to additional features will determine long-term recurring revenue potential.
- Expense Reduction Realization: Full impact of operating expense cuts is expected by Q3, supporting the path to improved margins and cash flow.
Risks
SES faces execution risk in scaling its ESS and drone cell businesses, particularly as it enters new geographies and ramps production for defense customers with stringent compliance requirements. Customer qualification cycles, especially for drones and materials, introduce timing uncertainty. Reliance on a few major contracts and emerging software revenue streams adds concentration risk. Macroeconomic volatility and evolving regulatory requirements in energy storage and defense could also impact demand and margin structure.
Forward Outlook
For Q2 2026, SES expects:
- Continued ESS revenue growth with initial shipments under the ATG ePower agreement
- Drone cell revenue ramp as customer qualification transitions to commercial orders
For full-year 2026, management reaffirmed guidance:
- $30 million to $35 million in total revenue, with ESS as the dominant contributor and incremental gains from drones and molecular universe
Management highlighted several factors that will shape the outlook:
- Seasonality in ESS sales varies by region, but overall growth is expected quarter over quarter
- Expense reductions will be most visible in Q3, with Q4 opex potentially lower still
Takeaways
SES’s Q1 performance demonstrates early commercial traction and operational discipline, with the ATG ePower deal and drone cell ramp setting up a multi-segment growth story for 2026.
- ESS and Distribution Expansion: North American entry and global channel diversification are pivotal for scaling revenue and mitigating regional risk.
- Defense Drone Focus: NDA-compliant supply chain and customer pipeline give SES a credible moat, but timing and conversion of defense orders remain a key variable for near-term revenue.
- Software and Platform Leverage: Early molecular universe wins are promising, but broader adoption is needed to unlock recurring revenue and strategic upside.
Conclusion
SES is executing a deliberate transition from R&D to commercial scaling, with ESS, drone cells, and software platforms each showing tangible momentum. Cost discipline and strategic channel expansion underpin a credible path to multi-segment growth and improved financial leverage through 2026.
Industry Read-Through
SES’s rapid ESS revenue growth and North American channel entry signal intensifying competition and channel consolidation in the energy storage market, as regional incentives and grid modernization drive demand. The company’s focus on NDA-compliant drone cells highlights a growing bifurcation in the drone battery supply chain, with defense compliance emerging as a key moat. AI-driven materials discovery and on-premise software solutions are gaining traction, suggesting that differentiated software and data capabilities will increasingly separate leaders from commodity hardware players in energy storage and advanced battery markets. Investors should monitor how other battery and storage companies respond to the dual pressures of compliance and digital differentiation.