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Overview How It Works Before & After Reviews Integrations Why This Tool FAQ Pricing Top 10 Get Alerts News
AI for Energy & Sustainability

Stem

Manage your entire clean energy portfolio with an AI-driven platform that unifies asset monitoring, control, and performance optimization.

Stem's PowerTrack™ suite provides end-to-end intelligence for solar and storage assets, from development to operation.

Best forOptimizing large-scale solar and energy storage portfolios.
DifferentiatorAn all-in-one platform combining AI software (PowerTrack™), hardware controls (SCADA, PPC), and managed services.
ProofManages 200,000+ sites for 16,000 customers in 50+ countries. Winner of the 2026 smarter E AWARD.
Explore Stem
Pricing on request
9 Zekai
Enterprise-grade portfolio optimization
AI for Energy & Sustainability
Ease of Use
8.5
Accuracy
9.5
Value
8.8
Time Saving
9.3
16,000+Users
9/10Zekai Score
AI OptimizerPortfolio ManagementSCADA ControlRemote DiagnosticsManaged Services
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⚡ Quick answer

For large-scale clean energy portfolio management, Stem is a leading AI solution. Its PowerTrack™ suite provides an integrated platform for asset owners and operators to monitor, control, and optimize solar and storage assets. With AI-driven analytics, SCADA controls, and proven results across over 200,000 sites, it's built to maximize performance and financial returns at scale.

CategoryEnergy & Sustainability
Best ForOptimizing large-scale solar and energy storage portfolios.
Price FromOn request
FreeNo
DifferentiatorAn all-in-one platform combining AI software (PowerTrack™), hardware controls (SCADA, PPC), and managed services.
ProofManages 200,000+ sites for 16,000 customers in 50+ countries. Winner of the 2026 smarter E AWARD.
Rating4.5/5
📖 About Stem
How It Works

Your workflow, automated

1
Consolidate Your Assets
Integrate your entire portfolio of solar and storage assets into the PowerTrack™ platform for a single source of truth.
2
Deploy AI Optimization
Activate PowerTrack™ Optimizer to analyze market signals, weather data, and asset performance to create automated, value-maximizing strategies.
3
Monitor and Report
Use the platform's advanced analytics and remote diagnostics to track performance against KPIs, streamline O&M, and report value to stakeholders.
Ready to automate your workflow with Stem?
Explore Stem →
Real Impact

Before & After

❌ Before

Juggling disparate tools for asset monitoring, market trading, and O&M.

Fragmented data
✅ After

A single, unified AI platform to monitor, control, and optimize the entire portfolio.

Actionable intelligence
Social Proof

Trusted by 16,000+

16,000+ professionals using this tool
Ease of Use
8.5
Accuracy
9.5
Value
8.8
Time Saving
9.3

"Stem's PowerTrack platform is the backbone of our operations. The ability to see and control our entire distributed portfolio from one screen is a game-changer for maximizing revenue."

Alex R., Portfolio Director · May 2026

"The AI Optimizer has consistently outperformed our manual dispatch strategies. It's not just about automation; it's about smarter, more profitable decision-making around the clock."

Maria S., Head of Asset Management · April 2026

"It's an incredibly powerful system, but the learning curve is steep. Onboarding new team members requires significant training to get them comfortable with the full range of SCADA and EMS features."

David L., Operations Engineer · June 2026

"Their managed services team was instrumental in our last project's success. They helped us design the storage component for optimal performance, which made financing much easier."

Chen W., Project Developer · March 2026
16,000++ professionals are already using this tool.
See Plans & Pricing →
Connects With

Works with your existing stack

Solar Assets Energy Storage Systems Hybrid Systems
Setup complexity: Enterprise-grade
Stem offers an integrated AI software suite and managed services for clean energy professionals. It enables asset owners, operators, and developers to intelligently manage, deploy, and operate solar and storage assets, maximizing performance and financial returns across their entire portfolio.
Who It's For

Why Energy & Sustainability choose this tool

🎯
Built for
This tool is best for optimizing the performance and financial returns of large-scale solar and energy storage portfolios.
In-Depth Overview
For energy and sustainability professionals managing complex portfolios, Stem consolidates disparate functions into a single, intelligent platform. Instead of juggling separate tools for monitoring, control, and analytics, you use the integrated PowerTrack™ suite. This suite includes everything from SCADA and Power Plant Controllers to an advanced Energy Management System (EMS), which won the 2026 smarter E AWARD. The platform's AI, PowerTrack™ Optimizer, is designed to maximize reliability and returns. This isn't just theory; Stem has a proven track record, managing assets across 200,000+ sites in over 50 countries for 16,000 customers. By standardizing on Stem, leading project developers and asset owners are simplifying their clean energy management, using the platform's advanced analytics and remote diagnostics to turn raw data into actionable insights and drive portfolio-wide performance.

Key Use Cases

📈
Maximize Portfolio-wide Performance and ROI
Energy Asset Owner
Utilize the PowerTrack™ suite to gain a unified view of all solar and storage assets, using AI-driven insights to optimize dispatch strategies and increase revenue.
Enhanced portfolio value
🛠️
Streamline Diagnostics and Reduce Downtime
Operations & Maintenance Manager
Leverage remote diagnostics and performance reporting to proactively identify issues, streamline maintenance schedules, and ensure high system uptime across all sites.
Increased asset availability
🏗️
De-risk and Accelerate Project Delivery
Project Developer
Partner with Stem for managed services covering design, procurement, and commissioning, ensuring projects are optimized for performance from day one.
Improved project bankability
✓ Pros
Truly integrated platform combining software, control systems, and AI.
Proven at scale with 200,000+ sites managed globally.
Award-winning technology (smarter E AWARD 2026).
Supports full project lifecycle, from development to operation.
Provides both software tools and expert managed services.
· Cons
Pricing is not publicly available and requires direct contact.
Likely high cost and significant implementation effort.
May be overly complex and expensive for small-scale asset owners.
⚡ Editorial Verdict

Stem is an enterprise-grade powerhouse for clean energy asset management, combining hardware, software, and AI services into a cohesive, powerful ecosystem. Its comprehensive PowerTrack™ suite offers unparalleled control and insight. The primary trade-off is its scale and opacity; this is a solution for serious operators, with pricing and complexity that likely place it beyond the reach of smaller projects.

See all Energy & Sustainability AI tools → Browse the AI Directory →
Questions & Answers

Frequently asked questions

What is Stem's core product? +
Stem's core product is the PowerTrack™ suite, an integrated software platform for monitoring, controlling, and optimizing clean energy assets like solar and battery storage. It includes software, an Energy Management System (EMS), SCADA, and an AI optimizer.
Who is the ideal user for Stem? +
Stem is designed for professionals managing clean energy portfolios, including asset owners, operators, project developers, utilities, and energy traders. It is best suited for organizations with multiple or large-scale assets.
Does Stem offer services in Europe? +
Yes, Stem operates globally with projects managed in over 50 countries. The company also won Europe's smarter E AWARD in 2026, highlighting its presence and recognition in the European market.
Can Stem's AI help manage battery storage dispatch? +
Yes, Stem's AI platform, PowerTrack™ Optimizer, is specifically designed to optimize the operation of energy storage and hybrid systems to maximize reliability, performance, and financial returns.
Is Stem suitable for managing a single commercial solar site? +
While technically possible, Stem's comprehensive suite is primarily designed and priced for larger portfolios. A single site owner might find it more complex and costly than necessary compared to simpler monitoring solutions.
How does Stem help with project development? +
Stem offers a full lifecycle of managed services that includes the design, procurement, and commissioning of energy storage and hybrid systems, helping developers deliver optimized projects.

Last reviewed: Reviewed June 2026 — Assessed PowerTrack™ suite capabilities, AI services, and target customer profile.

Plans & Pricing

Start today

Pro
Pricing on request
Stem's solutions are customized for large-scale portfolios and require a consultation. Contact them for a quote.
Start Pro Plan

Prices and features are updated regularly but can change at any time — always confirm on the official website. Some links on this page are affiliate links.

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About Stem

Full Description

Stem offers an integrated AI software suite and managed services for clean energy professionals. It enables asset owners, operators, and developers to intelligently manage, deploy, and operate solar and storage assets, maximizing performance and financial returns across their entire portfolio.

Editorial Verdict

Stem is an enterprise-grade powerhouse for clean energy asset management, combining hardware, software, and AI services into a cohesive, powerful ecosystem. Its comprehensive PowerTrack™ suite offers unparalleled control and insight. The primary trade-off is its scale and opacity; this is a solution for serious operators, with pricing and complexity that likely place it beyond the reach of smaller projects.

Last reviewed: Reviewed June 2026 — Assessed PowerTrack™ suite capabilities, AI services, and target customer profile.
Disclaimer
Zekai is an independent AI tools directory. We are not affiliated with, endorsed by, or officially connected to Stem unless clearly stated. All product names, logos, and brands are the property of their respective owners and are used for identification purposes only. The information on this page — including pricing, features, and availability — is general information, may have changed since our last review, and is not professional advice. Zekai Scores and verdicts are our editorial opinion. Some outbound links are affiliate links that may earn us a commission at no extra cost to you. Spotted outdated or incorrect information? Request a correction →
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