Ergodyne

What Ergodyne does

Ergodyne, legally Tenacious Holdings, Inc. and headquartered at 1021 Bandana Blvd E, Suite 220, Saint Paul, Minnesota, is a manufacturer of personal protective equipment (PPE) and "work gear" for industrial and trades workers, founded in 1983 and operating as a subsidiary of Klein Tools. Its catalog is organized into ten sub-brands — ProFlex (gloves, knee pads, supports), Skullerz (head and eye protection), Chill-Its (cooling), GloWear (ANSI-compliant hi-vis apparel), Squids (tool tethering and dropped-object prevention), SHAX (portable work shelters), Arsenal (storage and organization), N-Ferno (warming), Trex (traction/ice cleats), and KREW'D (skin protection) — covering hand, head, eye, body, thermal, visibility, and dropped-object hazards. Product differentiation is built on proprietary materials and coatings including Chill-Its evaporative and phase-change cooling technologies, TenaLux cut-resistant yarn, WSX/DSX grip systems, Fog-Off+ anti-fog eyewear coating, AmpliFIRE reflective lining, and TREX spikeless traction designs.

Ergodyne sells primarily through a global authorized distributor network that prospective resellers must register to join, supplemented by a direct-to-consumer e-commerce storefront at ergodyne.com with same-day shipping for orders placed before noon Central Time. Pricing is not publicly disclosed and is provided to registered distributors and account holders. End markets are diversified across construction, warehousing and distribution, cold storage, aviation, utility and telecom, and first responders, with no single named enterprise customer accounting for disclosed revenue concentration. The company invests in content marketing (Tenacious Blog, video library, podcast, email newsletter), participates in ASSP and NSC safety trade shows, and maintains a Blue Marble sustainability initiative that is now appearing in commercial SKUs such as the recycled-content 3400-ECO Glove Clip Holder. Recent product cadence across 2025 and 2026 — winter work gear, new Skullerz safety glasses, ladder and racking safety straps, recycled glove clips, and a 2026 cooling and worksite shelters wave — indicates continued catalog breadth expansion under existing channels rather than a strategic pivot.

Name

Ergodyne

Legal name

Tenacious Holdings, Inc.

Website

https://ergodyne.com

Company type

Private

Founded year

1983

Operating status

Operating

Headcount range

11–50 employees

Short description

Ergodyne (Tenacious Holdings, Inc.) is a Saint Paul, Minnesota-based PPE manufacturer founded in 1983 and owned by Klein Tools, selling safety gloves, head/eye protection, hi-vis apparel, cooling/warming gear, and tool-tethering products through authorized distributors and direct e-commerce to construction, warehousing, aviation, utility, and first-responder workers.

Ownership category

akta.pro rank

Product category

Personal Protective Equipment (PPE)

NAICS

Apparel Accessories and Other Apparel Manufacturing (3159), Footwear Manufacturing (31621)

SIC

Rubber & Plastics Footwear (3021), Miscellaneous Plastics Products (3080)

akta.pro primary industry

Personal Protective Equipment (PPE) (Gloves, Masks/Respirators, Gowns, Face Shields) (HLAHANAF)

akta.pro secondary industries

Protective & Work Accessories Manufacturing (Safety Gloves/Hi-Vis Accessories) (IMAOAFAH), Disposable Protective Apparel (Coveralls, Gowns, Shoe Covers) (CRAAALAM), Work, Safety & Occupational Footwear (CRAAACAE)

Keywords

• Personal protective equipment
• Work safety gear
• Industrial gloves
• Cooling work apparel
• Hi-vis safety clothing

Headquarters

HQ city

Saint Paul

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. PPE Product Sales: Ergodyne generates revenue through the manufacture and sale of personal protective equipment including gloves, eye protection, hi-vis apparel, cooling products, warming gear, knee pads, supports, tool tethering, and other safety work gear. Products are sold through authorized distributors and direct e-commerce.

Go-to-market motion2 records

Distribution channels2 records

Marketing channels6 records

Core offering

Ergodyne manufactures and sells a comprehensive portfolio of personal protective equipment (PPE) and work safety gear across categories including gloves, eye and head protection, high-visibility apparel, cooling and warming products, tool tethering, knee pads, supports, storage, and portable shelters. Products are sold under specialized sub-brands such as ProFlex, Skullerz, Chill-Its, GloWear, Squids, N-Ferno, SHAX, TREX, Krew'd, and Arsenal to industrial workers and trades professionals.

Product overview

Ergodyne is a PPE (Personal Protective Equipment) manufacturer offering a comprehensive portfolio of work safety gear under multiple sub-brands. The core product lines include ProFlex Gloves and knee pads for hand and knee protection; Skullerz for head and eye protection including hard hats and safety glasses with Fog-Off+ technology; Chill-Its Cooling for heat stress prevention including towels, vests and cooling accessories; GloWear Hi-Vis for ANSI-compliant high-visibility apparel; Squids Tool Tethering for dropped object prevention; Arsenal for storage and organization; N-Ferno Warming for cold weather protection; SHAX Shelters for portable shade; TREX Traction for ice/slip prevention; and Krew'd for sunscreen. The company operates as a single-product portfolio manufacturer with specialized sub-brands addressing distinct workplace safety needs across various industries including construction, warehousing, utilities, and cold storage.

Differentiator

Problem solved

Functional benefit

Brands

• Chill-Its: Cooling product line including cooling towels, vests, shirts, hats, and hard hat accessories for heat stress management.
• ProFlex
• Skullerz
• GloWear
• Squids
• SHAX
• Arsenal
• N-Ferno
• Trex
• KREW'D
• Blue Marble

Products and services

• ProFlex Gloves

Quantifiable outcome

• 70% of heat-related deaths occur during a worker's first week on the job, highlighting the importance of heat stress prevention products
• +1 more outcomes

Segments6 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Scale indicators2 records

Recent moves3 records

Expansion highlights5 records

Broad incumbents

• 3M Personal Safety Division: 3M's Personal Safety Division sells respirators, hearing protection, eye protection, and protective apparel across industrial and construction workers globally. It is the dominant broad-line incumbent in the same overall PPE category as Ergodyne and competes directly in eye protection and respiratory-adjacent products.
• Honeywell Personal Protective Equipment: Honeywell's PPE business offers head, eye, hand, hearing, and fall protection, with strong presence in construction and industrial channels. Comparable to Ergodyne in worker safety product breadth and target end markets, though operating at far larger scale and global footprint.
• MSA Safety: MSA Safety manufactures head-to-toe PPE including hard hats, eye protection, hearing protection, fall protection, and respiratory protection. Directly comparable in the head/face/eye protection category where Ergodyne's Skullerz sub-brand competes.
• Klein Tools: Klein Tools is Ergodyne's parent company and a leading manufacturer of hand tools and PPE for electrical and trades professionals. Comparable as a broader incumbent in the trades safety category, and the controlling entity that shapes Ergodyne's strategic direction.

Direct peers

• Ansell: Ansell is a global leader in protective gloves and apparel for industrial and healthcare workers, directly competing with Ergodyne's ProFlex glove line and broader hand-protection offering. Similar channel mix through industrial distributors and similar end-market exposure.
• Protective Industrial Products (PIP): PIP is a manufacturer and supplier of hand protection, protective apparel, and safety products sold primarily through industrial distributors. It is a direct mid-market peer to Ergodyne in coated gloves, cut resistance, and workwear categories.
• Radians: Radians designs and manufactures PPE including safety glasses, gloves, hi-vis apparel, hearing protection, and respiratory products. Closely comparable in mid-market industrial PPE with similar channel strategy and product breadth.
• Showa Group: Showa is a global manufacturer of single-use and reusable protective gloves with proprietary hand-protection technologies. Directly comparable to Ergodyne's ProFlex coated and cut-resistant glove categories where coating and grip technology are key differentiators.
• Lakeland Industries: Lakeland manufactures protective clothing and high-visibility apparel for industrial, healthcare, and first-responder use. Comparable to Ergodyne's GloWear hi-vis apparel line and Squids/SHAX categories in industrial workwear.

Emerging players

• Rasco FR (Bouton/Radians): Rasco and Bouton (under Radians) produce flame-resistant and hi-vis safety apparel, partially overlapping Ergodyne's GloWear FR vest and Class 2/3 hi-vis offerings. Comparable in workwear subcategories but with narrower overall portfolio than Ergodyne.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights5 records

Customer concentration

• Xx.com/ergodyne
• Facebookfacebook.com/tenaciousnation

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 Ergodyne