phase-6 GmbH

Name

phase-6 GmbH

Legal name

Phase To Phase, LLC

Website

https://phasetophasellc.com

Company type

Private

Founded year

2017

Operating status

Operating

Headcount range

11–50 employees

Ownership category

akta.pro rank

Product category

Electrical Testing and Commissioning Services

NAICS

Testing Laboratories and Services (541380)

SIC

Services-Testing Laboratories (8734)

akta.pro primary industry

Smart Inverter Functions, Grid Support & Standards Compliance (IEEE 1547/UL 1741) (EUADALAE)

akta.pro secondary industries

Circuit Breakers, Disconnectors, Earthing Switches & Switchgear Components (EUADACAH), Testing, Commissioning, Maintenance & Retrofit/Modernization (Substations/Switchgear) (EUADACAL)

Keywords

• Electrical testing services
• Substation commissioning
• Relay testing
• Power system maintenance
• Acceptance testing

Headquarters

HQ city

Plano

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. Testing and Commissioning Services: Project-based professional services for electrical power system testing, commissioning, and maintenance. Services include commissioning of new substations, relay testing, acceptance testing, and preventive maintenance programs. Revenue is generated through direct client engagements with utilities and power companies.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels1 record

Core offering

Phase To Phase provides electrical testing, commissioning, relay testing, and maintenance services for utility and industrial power systems. The company delivers on-site services at client substations including commissioning of new and existing substations, relay testing and verification, acceptance testing, apparatus testing, and preventive maintenance program development for electrical equipment ranging from 4,000 to 500,000 volts.

Product overview

Phase To Phase is a single-service company offering a unified suite of electrical testing and commissioning services for power systems. The core offering consists of six interconnected service lines: Commissioning Services (covering new and existing substations), Relay Testing (using Doble Protection Suite and Enoserv RTS software), Acceptance Testing, Maintenance Testing, Apparatus Testing, and Functional Testing. These services work together to cover the entire lifecycle of electrical power systems—from initial equipment acceptance through commissioning, ongoing maintenance, and protection verification. The company specializes in substation equipment including transformers, circuit breakers, protective relays, and auxiliary equipment like current and potential transformers and disconnects.

Differentiator

Problem solved

Functional benefit

Products and services

• Commissioning Services Complete commissioning services for new and existing substations, including thorough examination of electrical equipment following installation and wiring into power systems, with detailed project-specific commissioning plans. Designed for utilities and power companies deploying new or maintaining existing substation infrastructure.
• Relay Testing Protection relay testing using advanced software tools including Doble Protection Suite and Enoserv RTS to thoroughly check and verify relays and their settings through meticulous testing, loading, and verification. Targeted at utilities needing protection system verification for substation and transmission equipment.
• Acceptance Testing Initial testing to ensure new electrical equipment meets established specifications and quality standards before acceptance and energization, identifying issues early before operational problems occur. Aimed at utilities and industrial customers commissioning new substation and power system equipment.
• Maintenance Testing Preventive maintenance testing services that involve regular testing, inspections, and corrective services to detect and address issues like loose connections, insulation degradation, and potential failures during scheduled maintenance outages. Designed for utilities seeking to prevent costly disruptions and extend equipment life.
• Apparatus Testing Testing, analyzing, maintaining, and repairing all types of electrical power systems apparatus including high and low voltage switchgear, transformers, motors, power factor correction capacitors and inductors, and circuit breakers. Serves utilities and industrial power customers.
• Functional Testing Testing services that verify the proper functioning of electrical systems and components, ensuring safety, reliability, and optimal performance. Targeted at utilities and power companies requiring verification of substation and power system components.

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Scale indicators3 records

Recent moves4 records

Expansion highlights2 records

Direct peers

• Shermco Industries: Large independent electrical testing, commissioning, and maintenance firm serving utilities and industrial customers across North America. Directly comparable service portfolio (relay, acceptance, commissioning, apparatus testing) with a much larger field crew base.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks7 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/phasetophase

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

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 phase-6 GmbH