What North Shore Safety does

North Shore Safety, Ltd. is a Mentor, Ohio-based manufacturer of industrial-grade ground fault and equipment leakage protection hardware serving wet-environment and high-amperage electrical safety applications. Founded around 2000 and operating as a wholly-owned subsidiary of Tecmark Corp, the company designs, develops, assembles, and supports its products in-house from a single facility at 7335 Production Drive. Its core product portfolio spans Ground Fault Circuit Interrupters (GFCI) from 15A to 100A, Equipment Leakage Circuit Interrupters (ELCI/GFPE) from 30A to 60A, marine-specific ELCI products for shore-power and pedestal applications, sensing modules for circuit-breaker integration, leakage current measurement devices, and a Level 2 EV charging station (EVSE 2). Underlying technology centers on Class A (5mA ±1mA) personnel protection and Class C/SPGFCI (18-20mA) equipment protection trip levels, with industrial-grade enclosures rated NEMA 4X, IP69, and IP69K for chemical, UV, and wet-location durability, plus specialized HF-rated variants for VFD and power inverter applications compliant with UL 943 HF.

The company sells primarily to five verticals: marinas and marine operators, commercial kitchens, pool/spa/fountain facilities, construction and temporary-power sites, and EV charging deployments. It monetizes via direct unit-pricing on hardware sales, with a hybrid go-to-market combining an owned e-commerce storefront (gfcistore.com) for self-serve SMB and individual buyers, and consultative direct sales (phone and email) for custom configurations, marine projects, and enterprise accounts that require quote-based pricing. Distribution is manufacturer-direct from the Mentor facility, with sensing modules co-branded and integrated with Sensata Technologies' Airpax LEL series circuit breakers under the LINE-GARD line.

North Shore Safety's commercial moat is anchored in regulatory and certification depth — ISO 9001:2015, UL 943/943C/1053, cCSAus, and ABYC E-11 — combined with 25+ years of accumulated expertise interpreting and productizing National Electrical Code requirements across multiple articles (210.8, 555, 590, 680). The company positions itself as a thought leader through extensive NEC-focused content marketing and SEO, capturing compliance-driven organic demand from facility managers, electrical contractors, and marina operators. Pricing is not publicly disclosed, revenue is not reported, and the company operates as a privately held subsidiary with no disclosed funding rounds, acquisitions, or leadership changes.

Name

North Shore Safety

Legal name

North Shore Safety, Ltd.

Website

https://nssltd.com

Company type

Private

Founded year

2000

Operating status

Operating

Headcount range

11–50 employees

Short description

North Shore Safety is a Mentor, Ohio-based manufacturer of industrial-grade GFCI, ELCI/GFPE, marine ELCI, sensing modules, and Level 2 EV charging stations serving marine, commercial kitchen, pool/spa, construction, and EV charging industries.

Ownership category

akta.pro rank

Product category

Electrical Protection Equipment

NAICS

Electrical Equipment Manufacturing (3353), Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals (334515), Electrical Equipment Manufacturing (33531)

SIC

Electronic & Other Electrical Equipment (No Computer Equip) (3600), Switchgear & Switchboard Apparatus (3613)

akta.pro primary industry

Circuit Protection Devices (MCBs, MCCBs, ACBs, fuses, RCD/GFCI, surge protection) (IMAGAEAB)

akta.pro secondary industries

Shore Power & Electrification Systems (Cold Ironing, Charging Interfaces) (IMAJAJAM), Testing, Commissioning & Electrical Safety (NFPA 70E/Arc Flash) (EDAOABAM)

Keywords

• Ground fault protection
• GFCI manufacturing
• ELCI equipment
• Marine electrical safety
• Industrial electrical protection

Headquarters

HQ city

Mentor

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. GFCI and ELCI hardware products: North Shore Safety generates revenue primarily through the sale of ground fault and equipment leakage protection hardware. Products include portable and permanent GFCI devices (15A–100A), ELCI/GFPE devices (30A–60A), marine ELCI products (30A–50A), sensing modules, leakage current measurement devices, and EVSE charging stations. Sales occur through the company's e-commerce storefront (gfcistore.com), direct sales via phone/email quotes, and distributor relationships. The company is ISO 9001:2015 certified, indicating a structured quality management system supporting manufacturing and assembly.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels5 records

Core offering

North Shore Safety designs, develops, assembles, and supports industrial-grade Ground Fault Circuit Interrupter (GFCI) and Equipment Leakage Circuit Interrupter (ELCI/GFPE) products ranging from 15A to 100A across single-phase and three-phase configurations, plus marine-specific ELCI devices, sensing modules, leakage current measurement devices, and the EVSE 2 Level 2 EV charging station. All products are manufactured in-house at the Mentor, Ohio facility and certified to UL, cULus, cCSAus, ABYC, and ISO 9001:2015 standards for use in commercial kitchens, marinas, pools/spas, construction sites, and other wet or harsh electrical environments.

Product overview

North Shore Safety is a manufacturer of industrial-grade ground fault and electrical leakage protection equipment. The product portfolio centers on GFCI (Ground Fault Circuit Interrupters) ranging from 15A to 100A, ELCI (Equipment Leakage Circuit Interrupters) from 30-60A, and Marine-specific ELCI products for the marina industry. Supporting products include Leakage Current Measurement Devices for testing and the Sensing Module series for integration with circuit breakers. The EVSE 2 represents their entry into electric vehicle charging equipment. All products are designed for demanding industrial, commercial, and marine environments with wet location ratings (NEMA 4X, IP69K). The company operates as a Tecmark company with over 25 years of manufacturing experience.

Differentiator

Problem solved

Functional benefit

Products and services

• 15 Amp Plug GFCI 15 AMP / 120 VAC Ground Fault Circuit Interrupter in a plug configuration providing Class A personnel protection against electrical shock for industrial, commercial, and wet-location applications.
• 15 Amp Inline GFCI 15 AMP / 120 VAC inline GFCI with NEMA 3R rating, available in automatic or manual reset configurations with LED power status indication for inline installation.
• 20 Amp Portable GFCI Portable GFCI available in 120VAC, 208VAC, and 240VAC models with TYPE 4X, IP69, and IP69K ratings for wet-environment and rough-service applications.
• 30 Amp Permanent GFCI Industrial-grade 30 Amp permanent-mount GFCI with TYPE 4X wet-location rating, available in single-phase and three-phase configurations for rough-service permanent installations.
• 30 Amp Portable GFCI Portable 30 Amp GFCI with NEMA 4X and IP69K wet-location ratings featuring the largest 30 Amp switching contacts in the industry for high-reliability portable GFCI protection.
• 40-60 Amp Class A GFCI Industrial-grade 40-60 Amp Class A GFCI rated for 208 VAC single-phase and 3-phase Delta applications with NEMA 4X wet-location rating and Class A trip level of 5mA ±1mA.
• 60 Amp SPGFCI Special Purpose Ground Fault Circuit Interrupter rated for 480 VAC 3-phase Delta applications with 20mA trip level and grounding-assurance lanyard for pool/spa and higher-voltage industrial circuits.
• 100 Amp GFCI Industrial-grade 100 Amp GFCI for high-amperage commercial and industrial applications such as large commercial kitchen three-phase equipment per NEC 210.8(B).
• 30 Amp Permanent ELCI/GFPE Permanent-mount Equipment Leakage Circuit Interrupter with 30 Amp rating providing Ground Fault Protection Equipment functionality across various voltage configurations for equipment-level protection.
• 30 Amp Portable ELCI/GFPE Portable ELCI with TYPE 4x and 6P wet-location ratings, available in elevated trip configurations of 10mA, 20mA, and 30mA with self-test functionality for portable equipment protection.
• 40-60 Amp Permanent ELCI/GFPE Permanent-mount ELCI rated for 120-600 VAC in single, dual, and 3-phase WYE and Delta configurations with TYPE 4X wet-location rating for high-amperage permanent equipment installations.
• 40-60 Amp Portable ELCI/GFPE Portable ELCI with voltage range 120-600 VAC supporting multiple phasing configurations with key power switch and automatic or manual reset options for portable high-amperage equipment protection.
• 30 Amp Marine ELCI Marine-specific ELCI with 30mA trip level for GFPE protection achieving NEC 555 compliance, available in portable and permanent configurations for shore-power pedestals and boats.
• 50 Amp Marine ELCI Marine ELCI rated for up to 50A 120/240V with 30mA trip level for GFPE protection and automatic reset after power interruption for marina and boat applications.
• Leakage Current Measurement Device Testing device rated for 30A or 50A service with groundless loop technology for safe mA electrical-leakage reading and 1-to-1 vessel testing, required by 2026 NEC 555 for marinas with 3+ slips.
• EVSE 2 Level 2 EV Charging Station Level 2 electric vehicle charging station with NEMA 3R rain-proof rating, 32A charging capacity (~25 miles per charging hour), colored status indication lights, 25ft cord, and SAE J1772 connector; cULus listed to UL 2594, UL 2231, UL 991, and UL 1988.

Quantifiable outcome

• Class A GFCI protection deenergizes circuits when 5mA ±1mA of leakage current is detected, removing electric shock hazards before harmful energy can reach personnel
• +2 more outcomes

Segments5 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration1 record

Feature8 records

Partnerships

Three partnerships are on record, tiered core and minor.

• TecmarkcoreOthersNorth Shore Safety is a subsidiary (described as 'a Tecmark company') of Tecmark, a technology and manufacturing company. The partnership includes shared branding, the Cavs Small Business Partnership program, and likely shared manufacturing and operational infrastructure. NSS products are developed and manufactured under the Tecmark corporate umbrella.
• Sensata TechnologiescoreTechnology or IntegrationNorth Shore Safety's Sensing Module products (for both GFCI and ELCI applications) are co-branded with Sensata Technologies. The Sensing Module operates in tandem with Sensata's Airpax LEL series circuit breaker and is listed under Sensata's LINE-GARD GFCI/ELCI product line. NSS directs customers to contact Sensata for quotes on sensing module products and provides links to Sensata's product pages and datasheets.
• Cleveland Cavaliers (via Tecmark)minorGTM or Marketing PartnerTecmark (parent company of North Shore Safety) is a partner in the Cleveland Cavaliers Small Business Partnership program. This partnership provides marketing visibility and community engagement opportunities for Tecmark and its subsidiary NSS in the regional Cleveland market.

Scale indicators4 records

Recent moves6 records

Expansion highlights6 records

Broad incumbents

• Schneider Electric (Square D): Schneider Electric's Square D brand offers GFCI and Equipment Protection devices across residential, commercial, and industrial markets. Competes with NSS on Class A GFCI products for commercial kitchens and on ELCI/GFPE equipment for industrial environments as part of a global electrical equipment portfolio.
• ABB Ltd: ABB offers residual current devices, GFCI products, and industrial ground-fault protection through its electrification business. Overlaps with NSS in industrial ELCI/GFPE and high-amperage GFCI as a global broad-line incumbent.
• Eaton Corporation: Eaton's electrical division (including the legacy Cutler-Hammer and Bussmann lines) manufactures GFCI and ELCI/GFPE products, panelboards, and motor protection for industrial, marine, and commercial applications. A direct competitor in adjustable-trip ELCI and industrial GFCI as part of a global power-management portfolio.
• Hubbell Incorporated: Hubbell is a major electrical products manufacturer offering GFCI receptacles, commercial-grade GFCI products, and marina shore-power equipment through its Bryant and Marinco brands. Competes with NSS in commercial-kitchen, marine, and construction segments as part of a much broader electrical portfolio.
• Siemens AG: Siemens manufactures GFCI breakers, residual current devices, and AF/GFCI combination products globally through its Smart Infrastructure division. Competes with NSS on industrial GFCI/ELCI as part of a much broader electrical and automation portfolio.
• Leviton Manufacturing: Leviton is one of the largest US producers of GFCI receptacles and weather-resistant GFCI devices for residential, commercial, and industrial applications. Overlaps with NSS in Class A GFCI product lines for kitchens and wet locations but operates across thousands of SKUs beyond ground-fault protection.
• Legrand (Pass & Seymour): Legrand's Pass & Seymour division produces commercial-grade GFCI receptacles, weather-resistant GFCIs, and spa/pool GFCI products. Competes with NSS in commercial-kitchen, pool/spa, and outdoor GFCI applications as part of a diversified electrical-wiring portfolio.

Direct peers

• Sensata Technologies (Airpax / LINE-GARD): Sensata's Airpax division manufactures the LINE-GARD line of GFCI and ELCI/GFPE products directly comparable to North Shore Safety's portfolio, including co-branded sensing modules. Operates in the same product categories (industrial/marine GFCI/ELCI) with overlapping UL 943 and UL 1053 certifications.
• Ericson Manufacturing: Ericson is a specialty manufacturer of industrial-grade GFCI products, including temporary power and construction-site GFCIs. Direct overlap with NSS's portable GFCI line for construction and industrial wet-environment applications, with comparable NEMA 4X ratings.
• Tower Manufacturing: Tower Manufacturing is a US-based specialty GFCI manufacturer focused on portable and in-line GFCI products for industrial and construction use. Directly comparable to NSS's 15A-30A portable and inline GFCI lines for OSHA/NEC 590 compliance.

Market position

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

Compliance8 records

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 North Shore Safety