Shermco Industries
Shermco Industries is North America's largest NETA-accredited electrical power system testing, maintenance, and engineering services provider, operating 41 service centers across the U.S. and Canada with 700+ certified technicians serving data centers, utilities, oil & gas, semiconductors, and manufacturing clients.
- Company typePrivate
- Founded1974
- HeadquartersIrving, United States
- Headcount501–1,000
- GTM typeB2B
- OfferingServices
What Shermco Industries does
Shermco Industries, founded in 1974 in Irving, Texas, is North America's largest NETA-accredited provider of electrical power system testing, maintenance, and engineering services, operating 41 service centers across the United States and Canada with a workforce of 700+ NETA-certified technicians and 230+ electrical engineers. The company delivers seven core service lines: on-site Field Services (protection and control testing, rotating machinery, wind field services), Power Systems Engineering (arc flash, coordination, NERC compliance, substation studies, FEED), Control Systems Integration (PLC and SCADA systems from Allen-Bradley, GE, Siemens, Emerson, and Schneider), Motor and Generator Repair (EASA-accredited rewinds to 13.8kV, VPI processing, dynamic balancing to 25,000 lbs), Breaker Refurbishment (PEARL-certified remanufacturing and mobile on-site repair), Disaster Recovery (24/7 emergency response for catastrophic events), and Training Services (30+ NFPA 70E-aligned courses). Shermco is a platform company: it was acquired by Gryphon Investors in June 2018, sold to Blackstone Energy Transition Partners in August 2025 for approximately $1.6 billion, and received a minority strategic investment from Hitachi Energy in October 2025, with the explicit goal of building the largest grid services provider in North America. The business model is project- and contract-based professional services sold through a direct enterprise field sales force with vertical-dedicated National Account Managers, supplemented by training tuition ($550-$850 per course) and in-shop motor and breaker repair revenue. Customer end-markets are diversified across data centers, electric utilities, oil/gas/chemical, semiconductor fabs, general manufacturing, and renewables, with multiple industry-recognized accreditations (NETA, PEARL, EASA, ISO 9001:2015, UL, OSHA VPP) serving as the primary compliance and qualification moat.
Shermco Industries firmographics
Firmographics- Name
- Shermco Industries
- Legal name
- Shermco Industries, Inc.
- Website
- https://shermco.com
- Company type
- Private
- Founded year
- 1974
- Operating status
- Operating
- Headcount range
- 501–1,000 employees
- Short description
- Shermco Industries is North America's largest NETA-accredited electrical power system testing, maintenance, and engineering services provider, operating 41 service centers across the U.S. and Canada with 700+ certified technicians serving data centers, utilities, oil & gas, semiconductors, and manufacturing clients.
- Ownership category
- akta.pro rank
Shermco Industries industry classification
Industry- Product category
- Industrial Electrical Testing and Maintenance Services
- NAICS
- Testing Laboratories and Services (541380), Electronic and Precision Equipment Repair and Maintenance (811210)
- SIC
- Services-Testing Laboratories (8734), Electrical Industrial Apparatus (3620)
- akta.pro primary industry
- Electrical Testing & Certification (Protection Relays, Switchgear, Transformers) (EUAEAHAG)
- akta.pro secondary industries
- Third-Party Certification, Code Compliance & Regulatory Inspection (ASME/API/ISO) (EUAEAHAN), Commissioning, testing & energization services (HVT, relay testing, SAT) (EUADAKAE)
Keywords
Where Shermco Industries is headquartered
LocationHeadquarters
- HQ city
- Irving
- HQ country
- United States
- HQ region
- North America
Offices6 records
Markets served
Shermco Industries business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Supply Chain, Marketing or Sales, Technology or R&D, Infrastructure
Revenue model
- Electrical Testing and Maintenance Services: Recurring revenue from NETA-accredited field testing, maintenance, and acceptance testing services for electrical equipment including transformers, circuit breakers, switchgear, and cables. Services are delivered on-site at client facilities across multiple industries.
- Power Systems Engineering Services: Engineering services including power system studies, arc flash analysis, compliance engineering, NERC studies, and interconnection studies for utility and industrial clients.
- Motor and Generator Repair Services: In-shop and field repair services for motors and generators including rewinding, reconditioning, and new equipment sales. Revenue from both one-time repairs and inventory sales.
- Training Services: Electrical safety and maintenance training courses offered in-person, virtual, and on-site formats. Tuition-based revenue ranging from $550-$850 per course.
- Control Systems Integration: Design, fabrication, and integration of control panels, PLC systems, SCADA integration, and automation solutions for industrial facilities.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Pay-as-you-go | Electrical Safety in the Workplace - 2-day in-person course |
| Other | Pay-as-you-go | Electrical Safety Refresher - 1-day virtual course |
| Other | Pay-as-you-go | Electrical Equipment Maintenance: Codes & Standards - 1-day virtual course |
| Other | Pay-as-you-go | Optional Electrical Safety Labs - 1-day hands-on session |
Go-to-market motion2 records
Distribution channels3 records
Marketing channels5 records
Shermco Industries product offering
Product offeringCore offering
Shermco Industries provides full-service electrical power system maintenance, engineering, and NETA-accredited testing services for mission-critical infrastructure. Core offerings include on-site field testing, power systems engineering, control systems integration, motor and generator repair, circuit breaker refurbishment, disaster recovery, and electrical safety training. Services are delivered by 700+ NETA-certified technicians and 230+ engineers from 41 service centers across the U.S. and Canada.
Product overview
Shermco Industries is a platform of specialized electrical technical services organized around seven core offerings: Field Services (NETA-certified on-site testing and maintenance), Power Systems Engineering (compliance studies, modeling, and design), Control Systems Integration (PLC-based automation and panel fabrication), Motor & Generator Repair (EASA-accredited rewinds and field services), Breaker Refurbishment (PEARL-certified circuit breaker services with mobile shop capability), Disaster Recovery (rapid response for catastrophic events), and Training Services (30+ electrical safety and maintenance courses). The company operates as a unified services platform with 700+ NETA technicians and 230+ engineers delivering integrated solutions across utilities, data centers, oil & gas, semiconductors, and manufacturing industries throughout the U.S. and Canada.
Differentiator
Problem solved
Functional benefit
Products and services
- Field Services
- Power Systems Engineering Engineering services for power system compliance, performance, and safety including short circuit, coordination, and arc flash studies, NERC compliance assessments, dynamic modeling, substation studies, equipment modernization, and front-end engineering design.
- Control Systems Integration End-to-end control systems integration including engineering, UL 508A control panel fabrication, protective relaying, VFD/soft starts, PLC integration (Allen-Bradley, GE, Siemens, Emerson, Schneider), and total project solutions from commissioning to closeout.
- Motor & Generator Repair Services Comprehensive electric motor and generator repair including rewinds up to 13.8kV, stator and rotor restacks, VPI processing, dynamic balancing up to 25,000 lbs, field motor testing and vibration analysis, plus new and surplus motor inventory; EASA accredited and ISO 9001:2015 certified.
- Breaker Refurbishment Circuit breaker maintenance, repair, remanufacturing, and life extension services including primary and secondary injection testing, NETA acceptance testing, limited overhauls, contact replacement, trip unit retrofits, and mobile breaker shop services with PEARL-certified technicians.
- Disaster Recovery Services Rapid 24/7 disaster recovery services for electrical power systems including pre-disaster planning, emergency power support, on-site circuit breaker repair and remanufacturing, transformer repair and testing, and safety engineering support for hurricanes, floods, storms, and other catastrophic events.
- Training Services Industry-leading electrical safety and maintenance training with 30+ courses including Electrical Safety in the Workplace (NFPA 70E), Circuit Breaker Maintenance, Substation Maintenance, Cable Splicing, Wind Energy Technician Safety, and certification courses, offered in-person, on-site, virtual, and computer-based formats.
Quantifiable outcome
- Two-fold revenue growth during Gryphon ownership period (2018-2025)
- +1 more outcomes
Companies that use Shermco Industries
Customer profileNamed customers6 records
Segments6 records
Ideal customer profiles6 records
Shermco Industries technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature4 records
Shermco Industries partnerships and signals
Strategic signalScale indicators8 records
Recent moves8 records
Expansion highlights6 records
Shermco Industries competitors and assessment
Company assessmentBroad incumbents
- Vertiv: Vertiv is a global provider of critical digital infrastructure, including power, cooling, and IT systems for data centers. While not a direct testing services peer, it overlaps with Shermco in serving hyperscale data centers and increasingly bundles services with its equipment.
- Eaton: Eaton is a global power management company with substantial electrical services and testing capabilities through its Electrical Americas segment. It competes with Shermco in switchgear, protection, and power system services and benefits from OEM relationships with utility and industrial customers.
- EMCOR Group: EMCOR is a large publicly traded facilities and electrical/mechanical construction services provider whose electrical services division competes with Shermco for industrial and utility electrical testing and maintenance work, though EMCOR offers a much broader portfolio of services.
- Hitachi Energy: Hitachi Energy is a global leader in grid technology and is now a strategic minority shareholder and partner of Shermco. Its services business and grid solutions portfolio overlaps with Shermco's power systems engineering and commissioning capabilities at a global scale.
- Quanta Services: Quanta Services is a major infrastructure services provider for the electric power, oil & gas, and renewable energy industries. It competes with Shermco in utility T&D construction, commissioning, and testing at significantly greater scale and broader scope.
- ABB: ABB is a global electrification and automation company with significant service offerings around switchgear, transformers, and grid infrastructure. It competes with Shermco for high-voltage testing and maintenance work for utility and industrial customers.
Direct peers
- Power Engineering Services (PES): PES is a NETA-accredited electrical testing and engineering firm offering field services, power system studies, and commissioning similar to Shermco's core field services and power systems engineering lines. It serves comparable utility and industrial customers in overlapping geographies.
- EFI Services: EFI Services delivers NETA-accredited testing, commissioning, and maintenance for electrical power systems across the U.S., overlapping with Shermco's field services offering in data centers, utilities, and industrial customers.
- RESA Power: RESA Power is a direct NETA-accredited competitor providing electrical testing, maintenance, and engineering services for power systems across North America. Like Shermco, it focuses on transformers, switchgear, relays, and protection and control services for mission-critical customers.
- Voltage Power: Voltage Power provides NETA-certified electrical testing, maintenance, and engineering services for utilities and industrial customers, directly competing with Shermco in transformer, switchgear, and breaker testing services.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat6 records
Key risks6 records
Key highlights7 records
Customer concentration
Shermco Industries social profiles
Digital presenceShermco Industries compliance and trust
Trust signalCompliance6 records
Shermco Industries financial estimates
Financial estimateRevenue estimate
Valuation estimate
Shermco Industries leadership team
Management profileNumber of profiles
Profiles9 records
Shermco Industries subsidiaries and ownership
Company hierarchySubsidiaries14 records
Shermco Industries funding detail
Funding detailFunding overview
Funding rounds1 record
Investors1 record
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Shermco Industries M&A and investment
M&A and investmentM&A13 records
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Shermco Industries
What does Shermco Industries do?
Shermco Industries provides full-service electrical power system maintenance, engineering, and NETA-accredited testing services for mission-critical infrastructure. Core offerings include on-site field testing, power systems engineering, control systems integration, motor and generator repair, circuit breaker refurbishment, disaster recovery, and electrical safety training. Services are delivered by 700+ NETA-certified technicians and 230+ engineers from 41 service centers across the U.S. and Canada.
Is Shermco Industries a public or private company?
Shermco Industries is a private company. It is classified as private equity controlled and is currently operating.
When was Shermco Industries founded?
Shermco Industries was founded in 1974. It employs 501 to 1,000 people.
Where is Shermco Industries based?
Shermco Industries is headquartered in Irving, United States, in the North America region.
How does Shermco Industries make money?
Five revenue lines are on record. Electrical Testing and Maintenance Services are the primary driver. The others are power Systems Engineering Services, motor and Generator Repair Services, training Services and control Systems Integration.
Who are Shermco Industries's main competitors?
Broad incumbents on record are Vertiv, Eaton, EMCOR Group, Hitachi Energy, Quanta Services and ABB. Direct peers are Power Engineering Services (PES), EFI Services, RESA Power and Voltage Power.
Does Shermco Industries have an API?
No public API is recorded for Shermco Industries.
What industry is Shermco Industries in?
Shermco Industries's product category is Industrial Electrical Testing and Maintenance Services. Its primary akta.pro industry code is EUAEAHAG, Electrical Testing & Certification (Protection Relays, Switchgear, Transformers), with a secondary code of EUAEAHAN, Third-Party Certification, Code Compliance & Regulatory Inspection (ASME/API/ISO). Its NAICS code is 541380 and its SIC code is 8734.