In today's world, where energy costs and carbon footprints are at the centerpiece of business strategies, energy management software has become a game-changer. An MIT study found that commercial buildings waste up to 30% of their energy, thus doubling carbon emissions and still making no use of energy.

Adding renewable energy sources is a way to balance out energy usage and make a greener difference. But, blending traditional and renewable energy sources is a real challenge for energy providers and software development companies.

That’s the problem that energy management system is said to solve and streamline energy workflows. Energy Management Systems (EMS) serve as a critical component in the operational framework of energy providers, offering tools for monitoring, controlling, and optimizing the delivery and use of electricity.

The role of EMS has become increasingly important in modern energy distribution and management. With the growing adoption of renewable energy sources, energy providers must have a mechanism that can effectively handle the fluctuations in supply and demand. EMS, with its advanced algorithms and analytics, allows energy providers to predict energy usage, identify energy waste, and manage demand effectively.

This article delves into a comparative analysis of off-the-shelf solutions brought by energy management software companies versus tailored, custom-developed EMS platforms. Keep reading to make an informed decision!

EMS Explained

EMS is a sophisticated tool designed to enhance the management, distribution, and optimization of energy resources. This software plays a pivotal role in enabling energy providers to manage supply efficiently, meet consumer demands, and maintain grid stability. Its functionalities extend to a range of applications vital for modern energy provision.

Energy Management System

Key functionalities of EMS

  • Data collection & management

It aggregates and processes vast amounts of data from various sources like smart meters, sensors, and grid equipment, facilitating a comprehensive view of the energy network.

  • Load forecasting & analysis

Utilizes historical and real-time data to forecast energy demand, enabling providers to balance loads, predict peak periods, and prepare for demand fluctuations.

  • Grid performance monitoring

Offers real-time monitoring and analytics of the grid's performance, identifying inefficiencies, potential outages, or areas needing maintenance.

  • Automated alerts & system responses

Generates automatic notifications for system anomalies or potential disruptions, allowing for swift corrective actions and maintenance of system reliability.

  • Integration with renewable energy sources

Seamlessly integrates with renewable energy systems, supporting the transition to sustainable energy and efficient management of diverse energy sources.

  • Demand response management

Facilitates demand response programs, wherein energy consumption can be adjusted in real-time based on grid needs, aiding in load balancing and reducing strain during peak times.

  • Remote control and automation

Empowers providers with the ability to remotely manage and optimize grid operations, including the adjustment of energy flows, managing distributed energy resources, and automating grid responses.

Benefits of EMS

EMS offers a multitude of benefits for energy providers, central to enhancing operational efficiency and sustainability in energy distribution. One of the primary advantages is the improved ability to forecast demand and manage loads effectively, enabling providers to optimize resource allocation and prevent overloading of the grid.

This demand-side management is crucial for maintaining grid stability, especially during peak usage times. Additionally, EMS facilitates the integration of renewable energy sources into the grid, supporting the transition towards more sustainable energy practices. This integration not only diversifies energy sources, but also helps in managing the variability and unpredictability associated with renewable sources.

Real-time monitoring and analytics provided by EMS are instrumental in identifying system inefficiencies and potential faults, allowing for prompt maintenance and reduction of downtime. This proactive approach in grid management enhances the reliability of energy supply to consumers.

Furthermore, the ability to participate in demand response programs through EMS empowers energy providers to adjust or reduce energy load in response to grid needs, thus playing a significant role in balancing supply and demand.

EMS stands as a pivotal tool for energy providers, driving efficiency, reliability, and sustainability in modern energy management.

Energy Management System Benefits

What are Ready-Made EMS Solutions?

Ready-made EMS solutions are pre-packaged software systems designed for the management and optimization of energy distribution and grid operations. Unlike custom solutions that are tailored to specific organizational needs, these systems are developed based on general industry standards and are intended for broad applicability across various energy providers.

Key features

  • Pre-configured modules: These include modules for standard tasks like load forecasting, data analytics, and grid performance monitoring.
  • Standardized data interfaces: Ready-made EMS can seamlessly integrate with common data sources like smart meters and IoT devices.
  • Real-time monitoring: These systems offer real-time insights into energy flows, demand, and grid stability.
  • Automated reporting: built-in tools for automated reporting and analytics facilitate informed decision-making.
  • Alert mechanisms: These provide alerts for system anomalies, aiding in prompt response to potential issues.

Benefits of ready-made EMS solutions

  • Ease of integration

One of the main advantages of ready-made EMS solutions is their ease of integration. These systems can be readily incorporated into existing infrastructure, allowing for quick and efficient deployment.

  • Cost-effectiveness

Ready-made solutions are generally more affordable than their custom counterparts. This cost-effectiveness makes them accessible to a wider range of energy providers, including smaller operations.

  • Standard compliance

These solutions are designed to comply with industry standards, ensuring that energy providers meet regulatory requirements and maintain operational legitimacy.

  • Quick deployment

The pre-built nature of these systems allows for rapid implementation, enabling energy providers to quickly benefit from enhanced energy management capabilities.

Limitations of ready-made EMS solutions

  • Lack of specific customization

Ready-made EMS solutions are developed with a 'one-size-fits-all' approach, offering a standard set of features that aim to meet general requirements. However, energy providers often have unique challenges based on their specific grid configurations, energy sources, and consumer demographics. For instance, a provider heavily reliant on renewable energy may require more sophisticated integration and balancing functionalities, which may not be adequately addressed by a generic EMS.

This limitation can lead to inefficiencies in managing specific operational scenarios, potentially resulting in suboptimal grid performance and energy distribution. For example, you may need energy efficiency software modules, but in case of ready-made solutions, it’s hardly possible to add custom modules.

  • Scalability issues

As energy providers grow or diversify their services, they may encounter limitations in the scalability of ready-made EMS solutions. These systems may not efficiently adapt to increasing amounts of data, new types of energy sources, or expanding service areas. For example, integrating new solar or wind farms into the existing grid system may demand more advanced data handling and predictive analysis features.

The inability to scale effectively can hinder operational growth, delay the adoption of new technologies, and increase long-term costs as providers may need to invest in additional solutions.

  • Generic feature set

Off-the-shelf EMS solutions typically include generic features designed to cater to a wide audience. While this ensures broad applicability, it may not align with the nuanced requirements of specific energy providers. For example, a utility company serving a large metropolitan area might require more sophisticated demand response and load management features compared to a provider serving a rural area.

This can lead to underutilizing certain features and the need for additional tools or systems to fill the gaps, increasing complexity and costs.

  • Connectivity issues

A significant limitation of ready-made EMS solutions is their potential incompatibility with a diverse range of IoT sensors and devices used in modern energy systems. Many energy providers use a variety of IoT sensors from different vendors for monitoring and managing energy usage and distribution.

Ready-made EMS solutions

However, not all off-the-shelf software for energy management supports all types of these sensors, leading to connectivity issues. Addressing this problem often requires the development of custom modules to integrate these disparate IoT devices. This process can incur additional time and financial investment, diminishing the overall cost-effectiveness and efficiency of the ready-made EMS solution. This limitation highlights the importance of considering the EMS's compatibility with existing and potential future IoT infrastructures when selecting a system.

Top Ready-Made EMS Solutions

These solutions come pre-configured with a set of generic features to cater to a wide range of basic energy management needs. Below are some examples of the best energy management software solutions, along with their key pros and cons.

1. Siemens Spectrum Power

A widely used EMS solution designed for utilities. It offers features like real-time grid monitoring, outage management, and load forecasting.

Pros: Known for its robustness and reliability, Spectrum Power™ supports a wide range of grid types. Its user-friendly interface facilitates easy monitoring and control.

Cons: The system may not be fully customizable to specific needs of unique grid setups, and the implementation can be complex for smaller providers.

2. GE Grid Solutions - Energy Management System

This solution offers real-time data processing, network analysis, and control functionalities tailored for large-scale power grids.

Pros: High scalability and integration with a broad range of grid equipment. Strong in analytics and reporting capabilities.

Cons: It may come with a higher cost and complexity, potentially making it less suitable for smaller energy providers.

3. Schneider Electric’s EcoStruxure Grid

An IoT-enabled EMS that integrates smart grid analytics, software, and services to enhance grid efficiency.

Pros: Strong in integrating renewable energy sources and offers advanced predictive maintenance and demand forecasting analytics.

Cons: The extensive features may be more than what is necessary for smaller operations, leading to underutilization of the system.

Ready-made EMS solutions offer a range of benefits, such as ease of integration, compliance with standards, and cost-effectiveness. However, the inherent limitations in customization and scalability pose challenges, particularly for providers with specialized needs or growth ambitions. This gap underscores the growing importance of custom EMS development in the energy sector.

Renewable Energy Challenges in 2024

Let us guide you through the renewable energy challenges and how enterprise and custom software can address them.

Read more

Custom EMS Solutions

As the energy landscape continues to evolve, with increasing reliance on renewable sources, digitalization, and smart grid technologies, the demand for more tailored energy management solutions is on the rise. Custom EMS development emerges as a pivotal solution in this context, offering a bespoke approach to energy management that aligns precisely with an individual energy provider's specific operational requirements and strategic goals.

Key benefits of custom EMS solutions

  • Tailored solutions

Custom EMS is designed from the ground up to address the unique challenges and demands of a particular energy provider. Whether it's integrating a diverse array of renewable energy sources, handling complex grid management tasks, or adapting to specific regulatory environments, custom solutions can be engineered to meet these specific needs.

  • Overcoming scalability challenges

Another critical aspect where custom EMS shines is scalability. As energy providers expand their operations, introduce new technologies, or adapt to changing market conditions, a custom EMS can evolve in tandem, ensuring that the system remains efficient and relevant over time.

  • Ensuring technological compatibility

Custom EMS development allows for the seamless integration of a wide range of IoT devices and sensors, regardless of their make or communication protocols. This compatibility is crucial for leveraging the full potential of modern energy management technologies and ensuring a cohesive, fully integrated energy management ecosystem.

  • Aligning with long-term strategic goals

Custom EMS solutions are aligned with the long-term objectives of the energy provider. By having a system that is tailored to specific goals, whether it's enhancing efficiency, reducing carbon footprint, or improving customer service, energy providers can ensure that their EMS is a strategic asset contributing to their overall success.

Techstack Case

We assisted a partner in developing a grid-edge energy management system by integrating a custom energy storage solution with PV-inverter integration. Our partner approached us with specific needs that existing open-source bundles could not fulfill, requiring a bespoke solution. Our renewable energy software engineers designed and implemented a system that seamlessly integrates solar panels, batteries, and PV inverters, aligning with the unique energy management objectives of our partner. This tailor-made system enables efficient storage and utilization of solar energy, enhancing overall grid stability and sustainability.

Challenges of custom EMS development

1. Higher initial investment

Custom EMS solutions often require a substantial upfront investment. This includes costs associated with research and development, software engineering, system testing, and integration. Unlike ready-made solutions, where development costs are distributed across many users, custom solutions concentrate the entire cost on the single entity commissioning the software.

This higher initial cost can be a significant barrier, especially for smaller energy providers or those with limited capital. The return on investment may also take longer to realize, requiring careful financial planning and justification.

2. Longer development and implementation time

Developing a custom EMS solution is a time-intensive process. It involves several stages, including requirement gathering, design, development, testing, and deployment. Each of these stages can be complex and time-consuming, particularly if the requirements are unique or the technology used is cutting-edge.

The extended timeline for development and implementation means that it may take longer for the energy provider to start reaping the benefits of the EMS. During this period, market conditions or technology standards could evolve, potentially requiring further adaptation of the solution.

3. Resource intensive

Custom EMS development requires significant resources, not just in terms of finances, but also in human expertise. Energy providers need to either have in-house experts in software development, energy systems, and project management, or must rely on external vendors for these services.

Techstack demonstrates exceptional expertise in EMS development, backed by a team of highly dedicated experts with 9+ years of expertise. Partnering with Techstack provides access to cutting-edge tech, expert guidance, and a strong commitment to sustainability and efficiency.

4. Maintenance and upgrades

A custom EMS solution requires ongoing maintenance and periodic upgrades to remain effective and secure. This ongoing commitment is often more demanding compared to ready-made solutions, which typically come with vendor support and regular updates.

Maintaining and updating the system can be a long-term commitment, requiring continuous investment in time, money, and technical expertise. At Techstack, we understand the necessity of ongoing maintenance, and our dedicated engineers can keep your system running and growing.

Custom EMS solutions


In the intricate landscape of energy management, the need for robust, adaptable, and efficient EMS has never been more pronounced. As we have explored, ready-made EMS solutions offer a foundation of standard features and ease of integration, yet they often fall short in addressing the unique and evolving demands of diverse energy providers. This is where custom EMS solutions, tailored to specific operational needs and strategic goals, play a pivotal role.

As we look to the future, the partnership between energy providers and Techstack as a software development company represents more than just a business collaboration. It's a step towards a more sustainable, efficient, and resilient energy landscape. With Techstack's expertise and dedication, energy providers can confidently embark on building a custom EMS that not only meets today's demands, but also paves the way for future innovations and growth.

For energy providers looking to make a significant impact in their field and drive forward the transition to smarter, greener energy management, partnering with Techstack on building a custom EMS is not just a choice—it's a strategic move towards a brighter, more sustainable future.