Stem — Managed Services
Provider 
Founded 2009
Sells To Enterprise
Pricing Model Recurring, Software
Ownership Private equity-backed, Venture-backed

Lifecycle design, procurement, commissioning, and optimization services for commercial battery storage and hybrid solar-storage systems.
Stem Managed Services provides end-to-end support for energy storage and hybrid solar-storage deployments, from system design and equipment procurement through commissioning and long-term operations. The service integrates third-party hardware, project management, and post-commissioning optimization.
Offerings include integrated storage solutions, revenue modeling, project deployments, remote operating center monitoring, and energy optimization across wholesale markets and utility programs. Stem supports asset owners seeking to maximize reliability, performance, and returns on clean energy portfolios.
| Attribute | Stem — Managed Services | Commercial Solar and Battery Design-Build, Solar Asset Management | |
|---|---|---|---|
| Provider | |||
| Founded | 2009 | 2014 | |
| Sells To | Enterprise | Enterprise | |
| Pricing Model | Recurring, Software | Services | |
| Ownership | Private equity-backed, Venture-backed | Private |
Provider 
Founded 2009
Sells To Enterprise
Pricing Model Recurring, Software
Ownership Private equity-backed, Venture-backed
Provider 
Founded 2014
Sells To Enterprise
Pricing Model Services
Ownership Private


Battery energy storage systems services spanning supply chain, quality assurance, engineering, field testing, and market intelligence for storage projects.

Provides operations and maintenance through its Vigilant energy management platform, monitoring and servicing commercial and community solar portfolios.


Commercial and utility-scale solar photovoltaic plus battery energy storage engineering, procurement, and construction.


Advisory service for battery energy storage projects, providing independent technical and commercial guidance across the project lifecycle.
Battery energy storage systems services spanning supply chain, quality assurance, engineering, field testing, and market intelligence for storage projects.

Provides operations and maintenance through its Vigilant energy management platform, monitoring and servicing commercial and community solar portfolios.

Commercial and utility-scale solar photovoltaic plus battery energy storage engineering, procurement, and construction.

Advisory service for battery energy storage projects, providing independent technical and commercial guidance across the project lifecycle.
