Electrical Testing Services Market - Global Industry Size, Share, Trends, Opportunity, and Forecast, 2021-2031

The Global Electrical Testing Services Market is projected to expand from USD 9.19 Billion in 2025 to USD 15.31 Billion by 2031, reflecting a Compound Annual Growth Rate (CAGR) of 8.88%. These services are essential for evaluating, inspecting, and maintaining electrical systems to guarantee compliance with safety regulations and achieve optimal performance.

The market's growth is largely driven by strict enforcement of occupational safety standards and the critical need to upgrade aging power infrastructure to avert system failures. Additionally, the global shift towards renewable energy necessitates specialized testing protocols to effectively integrate intermittent power sources into existing grids. Highlighting the scale of investment fueling this demand, the Edison Electric Institute reported that U.S. investor-owned electric companies directed a record USD 178.2 billion toward energy grid infrastructure in 2024.

Despite this positive growth outlook, the industry faces a significant obstacle due to an acute shortage of skilled technicians qualified to perform complex diagnostic tasks. This expanding workforce gap restricts service providers' ability to scale operations in response to increasing industry demands. Consequently, the lack of qualified personnel limits market expansion potential and jeopardizes the timely completion of essential safety assessments.

Market Drivers

The rapid proliferation of renewable energy installations acts as a major catalyst for the electrical testing services market, requiring rigorous validation of decentralized and diverse power generation sources. As utilities incorporate intermittent assets such as wind and solar into the grid, specialized testing becomes crucial to verify inverter efficiency, power quality, and seamless integration with transmission systems. This transition necessitates frequent inspections to minimize stability risks and technical failures linked to variable energy inputs. According to the International Energy Agency's January 2024 'Renewables 2023' report, global annual renewable capacity additions surged by nearly 50% to reach approximately 510 gigawatts (GW) in 2023, underscoring the urgent need for advanced diagnostic services to preserve system balance and safety.

Concurrently, the electrification of the railway and transportation sectors offers new growth opportunities, fueled by the rise of electric vehicles (EVs) and high-voltage charging networks. Service providers are tasked with performing comprehensive safety assessments and interoperability tests on charging stations to meet changing regulatory standards and prevent dangerous electrical faults. The International Energy Agency's 'Global EV Outlook 2024', released in April 2024, noted that global electric car sales neared 14 million in 2023, a 35% year-on-year increase. Supporting this electrification trend and broader infrastructure requirements, global investment in electricity grids was projected to hit USD 400 billion in 2024 according to the IEA, further emphasizing the substantial capital driving the demand for these validation services.

Market Challenges

A critical shortage of skilled technicians serves as a major impediment to the growth of the Global Electrical Testing Services Market. As power infrastructure becomes increasingly complex through the integration of renewable energy sources and smart grid technologies, the demand for highly specialized diagnostic expertise rises. However, service providers are finding it difficult to expand their workforce to meet this growing need, leading to significant operational bottlenecks. This labor scarcity compels companies to reject new contracts or extend project timelines, effectively capping revenue potential and restricting the market's capacity to fully capitalize on the massive capital investments currently flowing into energy grids.

The severity of this workforce crisis is highlighted by recent labor statistics from the industry. According to the Associated General Contractors of America, 79 percent of construction firms reported challenges in filling open electrician positions in 2024. This widespread difficulty in securing qualified personnel directly obstructs the execution of essential maintenance schedules and safety assessments. As a result, the industry encounters a persistent barrier to growth, since the ability to provide necessary validation services is bound by a limited pool of technical talent, preventing providers from satisfying the surging requirements of the industry.

Market Trends

The widespread integration of IoT-enabled predictive maintenance is fundamentally altering the Global Electrical Testing Services Market, transitioning utility strategies from rigid, time-based schedules to dynamic, condition-based monitoring. Service providers are increasingly utilizing real-time analytics and smart sensors to continuously evaluate the health of vital assets like switchgear and transformers, facilitating the identification of potential failures before they happen. This shift toward digitalization reduces expensive unplanned outages and extends asset lifecycles, prompting significant investment in network upgrades. For instance, in an August 2025 press release titled 'E.ON continues to grow and increases investments', E.ON announced it had allocated €2.5 billion of its first-half investments specifically to its network business, with a heavy focus on infrastructure modernization and digitalization to support this operational evolution.

At the same time, the adoption of drone-assisted inspections is revolutionizing assessments of high-voltage lines, providing a more efficient and safer alternative to conventional manual techniques. These unmanned aerial systems, equipped with LiDAR technology and high-resolution thermal imaging, enable technicians to spot defects in difficult-to-access transmission infrastructure without facing the safety risks involved in helicopter flights or climbing. This technology drastically speeds up inspection processes and enhances data accuracy for compliance reporting. According to the 'Aerial System Drone Fleet Supports Safe, Reliable Energy System' report by Pacific Gas and Electric Company in April 2025, the utility successfully executed over 250,000 drone-based inspections of distribution structures in 2024, demonstrating the substantial scale at which this technology is being implemented.

Key Players Profiled in the Electrical Testing Services Market

• TUV SUD AG
• SGS Group
• Intertek Group PLC
• Bureau Veritas Group
• DEKRA SE
• DNV Group AS
• MISTRAS Group, Inc.
• UL Solutions Inc.
• Eurofins Scientific SE
• Halco Service Corporation

Report Scope

In this report, the Global Electrical Testing Services Market has been segmented into the following categories:

Electrical Testing Services Market, by Service Type:

• Circuit Breaker Testing
• Transformer Testing
• Battery Testing
• Protection Testing
• Others

Electrical Testing Services Market, by End User:

• Power Generation Stations
• Transmission & Distribution Stations
• Steel Plants
• Others

Electrical Testing Services Market, by Region:

• North America
• Europe
• Asia-Pacific
• South America
• Middle East & Africa

Competitive Landscape

Company Profiles: Detailed analysis of the major companies present in the Global Electrical Testing Services Market.

Available Customization

The analyst offers customization according to your specific needs. The following customization options are available for the report:

• Detailed analysis and profiling of additional market players (up to five).

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