JMX

What JMX does

JMX is a private, for-profit company founded in 1997 and headquartered in Fayetteville, United States. According to available firmographic data, the company provides high-voltage calibration, testing, and consulting services to utilities, manufacturing industries, and other entities. Its operating scope is specialized and technically regulated, serving organizations that operate or rely on electrical infrastructure requiring precise high-voltage measurement and instrumentation expertise.

The firm operates with a headcount of 11-50 employees, positioning it within the small-business tier typical of niche professional and technical-services providers. As a services-led business, JMX's revenue is most plausibly generated through contracted calibration and testing engagements supplemented by advisory work, but specific pricing models, customer logos, segment mix, and contract structures are not disclosed in the available source material. The public website (jmxhv.com) is associated with the firm but was not successfully scraped at the time of data collection (returning only a verification/loading page), so first-party detail on product breadth, technical methodology, certifications, or service catalog is unavailable.

No funding history, M&A activity, partnership disclosures, management-team information, or technology stack is present in the source records. The available data supports only a baseline characterization: an established (since 1997) privately held B2B technical-services firm in the U.S. high-voltage calibration niche serving utility and industrial customers, with no evidenced expansion, capital, or strategic-action footprint beyond its core services.

Name

JMX

Website

https://jmxhv.com

Company type

Private

Founded year

1997

Headcount range

11–50 employees

Short description

JMX is a privately held U.S. firm founded in 1997 and headquartered in Fayetteville that provides high-voltage calibration, testing, and consulting services to utilities, manufacturing industries, and related entities, operating with an 11-50 employee headcount.

Ownership category

akta.pro rank

Product category

Electrical Testing and Calibration Services

NAICS

Testing Laboratories and Services (54138), Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals (334515)

SIC

Services-Testing Laboratories (8734), Instruments For Meas & Testing Of Electricity & Elec Signals (3825)

akta.pro industry

PRIMARYIMAGAFAC

Test & Measurement Equipment (Oscilloscopes, DAQ, signal analyzers, calibration benches)

Industrials, Manufacturing & Construction/Electrical Equipment & Industrial Electronics/Sensors, Instrumentation & Measurement (Industrial sensing, metrology, test)

SECONDARYEUAEACAM

Cable Fault Location, Testing & Repair (MV/LV)

Energy, Utilities & Environment/Energy Infrastructure & Services (EPC, O&M, Field Services)/Distribution Grid EPC & Line Services (Medium/Low Voltage)

Keywords

• High voltage calibration
• Electrical testing services
• Instrument calibration
• Utility consulting
• High voltage measurement

Headquarters

HQ city

Fayetteville

HQ country

United States

HQ region

North America

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D

Core offering

JMX provides high-voltage calibration, testing, and consulting services to utilities, manufacturing industries, and other entities. The firm specializes in high-voltage measurement and instrument calibration for clients operating electrical infrastructure and industrial equipment.

Differentiator

Problem solved

Functional benefit

Products and services

• High-Voltage Calibration Services
• High-Voltage Testing Services
• High-Voltage Consulting Services

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Broad incumbents

• Megger: Megger is an established global manufacturer and service provider of electrical test and measurement equipment spanning low, medium, and high-voltage applications, overlapping with JMX across HV testing and calibration.
• Electrical Reliability Services (Vertiv): ERS provides electrical testing, commissioning, and maintenance services to industrial and utility customers — overlapping with JMX's HV commissioning and consulting work but operating at much larger scale.
• Haefely (Hubbell): Haefely is a long-established supplier of high-voltage test and measurement equipment with associated calibration services, comparable to JMX in capability though much larger and globally integrated.
• Schweitzer Engineering Laboratories (SEL) Engineering Services: SEL Engineering Services provides power-system commissioning, testing, and consulting to utilities and industrials, comparable to JMX in customer base and high-voltage field service scope.
• KEMA Labs (CESI Group): KEMA Labs operates independent high-voltage testing laboratories for utilities and manufacturers, providing accredited calibration and type-testing services similar in function to JMX but at much higher scale.
• ABB Electrification Services: ABB's service arm offers high-voltage commissioning, condition assessment, and calibration for utility and industrial customers, materially overlapping with JMX's service portfolio.

Direct peers

• OMICRON electronics: OMICRON supplies high-voltage test and measurement instruments plus associated consulting and calibration services to utilities and manufacturers worldwide, the closest functional analog to JMX's services model.
• Doble Engineering: Doble provides diagnostic testing, monitoring, and consulting services for power utilities, specializing in high-voltage apparatus assessment — closely overlapping with JMX's utility-focused HV testing/calibration offering.
• High Voltage, Inc. High Voltage, Inc. manufactures AC and DC high-voltage test equipment and offers calibration and field-testing services to utilities and industrial customers, a direct comparable to JMX.
• Phenix Technologies: Phenix Technologies designs and supports high-voltage test systems and provides calibration services to utilities, labs, and manufacturers — closely aligned with JMX's HV testing focus.

Market position

Strengths3 records

Weaknesses4 records

Key risks4 records

Key highlights4 records

Customer concentration

• Xx.com/jmxservices
• LinkedInlinkedin.com/company/jmx-services-inc

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about JMX