Detectable Warning Systems
Detectable Warning Systems manufactures ADA-compliant tactile warning surfaces — truncated dome paving panels — for contractors, municipalities, transit authorities, and DOTs in North America. Operating since 1994 as a subsidiary of Mar-Bal, Inc., the company sells five product lines from facilities in Virginia, Wisconsin, and California.
- Company typePrivate
- Founded1994
- HeadquartersWilmington, United States
- Headcount501–1,000
- GTM typeB2B
- OfferingHardware or Manufacturing
What Detectable Warning Systems does
Detectable Warning Systems, Inc. (DWS) is a US-based manufacturer of ADA-compliant detectable warning surfaces — tactile paving products featuring truncated dome patterns that alert visually impaired pedestrians to hazardous vehicular areas, curb ramps, and transit platform edges. Founded in 1994 and headquartered in Wilmington, North Carolina (with operational roots in Chagrin Falls, Ohio), the company has been a wholly-owned subsidiary of Mar-Bal, Inc., a vertically integrated composites manufacturer, since 2018. DWS sells a five-product portfolio spanning RediMat (flexible polyurethane peel-and-stick mat for asphalt/concrete), AlertTile® (rigid glass-reinforced thermoset composite surface-applied tile), AlertCast® (replaceable cast-in-place panel with patented PENETRATOR™ anchor system), AlertCast® PAVER (permanent cast-in-place panel for paver/modular surfaces), and CastIron Plates (Class 35 gray cast iron interlocking plates for harsh climates). Products are manufactured across three US facilities in Virginia, Wisconsin, and California and comply with ADA, ADAAG, DOT, Caltrans, PROWAG, and AASHTO M 333-16 standards.
DWS operates a sales-led, channel-enabled go-to-market targeting four primary customer segments: government/municipalities (cities, counties, transit authorities, DOTs), contractors (sidewalk, curb ramp, and transit platform installation), engineers and architects (specification and design compliance), and distribution partners. Pricing is unit-based ($8.50-$45.00 per panel depending on product and size), sold in full box quantities with FOB shipping terms, House Account Net 30 / Credit Card / Prepaid payment options, and a 20% restock fee on returns. Revenue is generated through direct sales via a national sales manager and territory managers, exclusive regional and international distributors, and quote requests via the company website. The company maintains a technical documentation portal with CAD drawings, spec sheets, and installation resources to support engineer/contractor specifications, and actively attends industry trade shows including APWA PWX and World of Concrete.
The business model is fundamentally a one-time hardware sale of regulated infrastructure components rather than a recurring software or service model. Customer demand is structurally tied to public-infrastructure capex, ADA-compliance retrofits, and pedestrian-safety upgrades across North America. Competitive positioning rests on patented anchoring technology, vertically integrated manufacturing under Mar-Bal, multi-jurisdiction regulatory certifications, and a 30+ year operating history in a niche, code-mandated category.
Detectable Warning Systems firmographics
Firmographics- Name
- Detectable Warning Systems
- Legal name
- Detectable Warning Systems, Inc.
- Website
- https://detectable-warning.com
- Company type
- Private
- Founded year
- 1994
- Operating status
- Operating
- Headcount range
- 501–1,000 employees
- Short description
- Detectable Warning Systems manufactures ADA-compliant tactile warning surfaces — truncated dome paving panels — for contractors, municipalities, transit authorities, and DOTs in North America. Operating since 1994 as a subsidiary of Mar-Bal, Inc., the company sells five product lines from facilities in Virginia, Wisconsin, and California.
- Ownership category
- akta.pro rank
Detectable Warning Systems industry classification
Industry- Product category
- Tactile Warning Surfaces (ADA-Compliant Pedestrian Safety Products)
- NAICS
- Sign Manufacturing (33995), Sign Manufacturing (339950)
- SIC
- Plastics Products, Nec (3089)
- akta.pro primary industry
- Road Signage, Markings & Delineation (Regulatory/Warning/Guide Signs, Pavement Markings, Reflectors) (TLAJAGAB)
Keywords
Where Detectable Warning Systems is headquartered
LocationHeadquarters
- HQ city
- Wilmington
- HQ country
- United States
- HQ region
- North America
Offices5 records
Markets served
Detectable Warning Systems business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Personnel, Marketing or Sales, Technology or R&D
Revenue model
- Tactile Warning Surface Products: One-time sale of detectable warning surfaces (RediMat, AlertTile, AlertCast, AlertCast PAVER, CastIron). Products are sold directly to contractors, cities, transit authorities and through distributor networks. Pricing is unit-based with volume discounts implied through bulk packaging.
- Direct Product Sales: Direct sales through website quote requests and phone. Products sold in full box quantities with per-unit pricing. Terms include House Account (Net 30), Credit Card, or Prepaid. Prices are FOB from nearest manufacturing plant or distribution center.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Unit Pricing | Pay-as-you-go | RediMat - Peel-and-stick flexible polyurethane mat |
| Unit Pricing | Pay-as-you-go | AlertTile - Anchored surface-applied composite tile |
| Unit Pricing | Pay-as-you-go | AlertCast - Replaceable cast-in-place panel |
| Unit Pricing | Pay-as-you-go | CastIron - Heavy-duty cast iron plates |
Go-to-market motion3 records
Distribution channels4 records
Marketing channels7 records
Detectable Warning Systems product offering
Product offeringCore offering
Detectable Warning Systems manufactures and supplies ADA-compliant detectable warning surfaces (tactile paving) used to alert visually impaired pedestrians of hazardous vehicle areas, curb ramps, and transit platform edges. The product line includes flexible polyurethane mats (RediMat), glass-reinforced thermoset composite tiles (AlertTile), replaceable cast-in-place panels (AlertCast, AlertCast PAVER), and Class 35 cast iron plates, sold to contractors, municipalities, transit authorities, and agencies.
Product overview
Detectable Warning Systems offers a portfolio of five ADA-compliant detectable warning products for tactile pedestrian safety. The product line includes RediMat (flexible peel-and-stick surface-applied mat for asphalt/concrete retrofits), AlertTile (rigid anchored surface-applied composite tile), AlertCast (replaceable cast-in-place panel with patented PENETRATOR™ anchors), AlertCast PAVER (permanent cast-in-place for paver/modular surfaces), and CastIron Plates (heavy-duty Class 35 gray cast iron for harsh climates and snowplow exposure). Products range from flexible polyurethane mats to glass-reinforced thermoset composites to cast iron, serving applications from sidewalk retrofits to transit platforms to urban streetscapes.
Differentiator
Problem solved
Functional benefit
Products and services
- RediMat Original flexible surface-applied detectable warning mat made from UV-protected flexible polyurethane with a peel-and-stick adhesive system for quick installation on asphalt and concrete, installing in under 5 minutes. Available in 2x3, 2x4, 2x5, and 3x4 sizes in Brick Red, Yellow, Black, and Grey colors.
- AlertTile
Quantifiable outcome
- Installation time reduced to under 5 minutes with RediMat peel-and-stick system
- +1 more outcomes
Companies that use Detectable Warning Systems
Customer profileSegments4 records
Ideal customer profiles4 records
Detectable Warning Systems technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature5 records
Detectable Warning Systems partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- Mar-Bal, Inc.coreAfter years of contract manufacturing, Mar-Bal, Inc. acquired AlertTile, Inc. and Detectable Warning Systems in 2018. These two companies now operate as one company under the Detectable Warning Systems brand. As a vertically integrated company, Mar-Bal ensures quality through in-house engineering, design, compounding, molding, and warehousing. Mar-Bal manages all steps of design, manufacturing, and order fulfillment.
Scale indicators2 records
Recent moves6 records
Expansion highlights5 records
Detectable Warning Systems competitors and assessment
Company assessmentDirect peers
- Advantage Tactile Systems: Advantage Tactile Systems produces ADA-compliant detectable warning tiles with cast-in-place and surface-applied products, directly competing with DWS for specification on curb ramps, sidewalks, and transit platform projects across U.S. municipalities.
- TufTile: TufTile manufactures ADA-compliant detectable warning panels for curb ramps and transit platforms, directly competing with DWS's tactile paving offerings through both direct sales and distributor channels serving the same municipal and contractor customer base.
- ADA Solutions: ADA Solutions (a division of SureWerx) is one of the largest U.S. manufacturers of detectable warning surfaces and tactile panels, offering cast-in-place and surface-applied products directly competing with DWS's AlertTile, AlertCast, and RediMat lines in the same ADA/PROWAG-compliant category.
- Armor-Tile: Armor-Tile (Engineered Plastics Inc.) is a long-standing direct competitor in the tactile warning surface market, offering ADA-compliant truncated dome panels in cast-in-place and surface-applied formats that compete head-to-head with DWS products in municipal and transit projects.
Broad incumbents
- Transpo Industries: Transpo Industries is a broader road safety and transportation infrastructure products manufacturer that offers detectable warning surfaces among a wider portfolio of safety products, overlapping with DWS's municipal customer base but as a generalist rather than a tactile-warning specialist.
- East Jordan Iron Works (EJ): EJ is a major U.S. manufacturer of municipal iron castings including cast iron detectable warning plates, overlapping with DWS's CastIron product line. As a broad infrastructure incumbent rather than a tactile-warning specialist, EJ competes on CastIron SKUs but does not offer composite or polyurethane alternatives.
- Checkers Industrial Safety Products: Checkers (parent of ADA Solutions) is a broader industrial safety products manufacturer with a tactile warning tile division, providing direct competition on DWS's core product line as part of a wider safety-equipment portfolio serving similar municipal and contractor customers.
- Neenah Foundry: Neenah Foundry manufactures municipal iron castings including cast iron tactile warning plates at scale, making it a competitor on DWS's CastIron line within the broader infrastructure products portfolio. Less specialized than DWS but offers similar AASHTO-compliant products.
Emerging players
- Access Products Inc. Access Products manufactures detectable warning surfaces and ADA-compliant tactile panels at smaller scale than DWS, providing partial overlap as a niche competitor in the broader accessibility products category the anchor company serves.
- Stronggo Industries: Stronggo Industries manufactures concrete and polymer-based detectable warning panels, providing direct competition on rigid surface-applied tiles in the same ADA-compliant category targeting municipalities and contractors.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights7 records
Customer concentration
Detectable Warning Systems social profiles
Digital presenceDetectable Warning Systems compliance and trust
Trust signalCompliance6 records
Detectable Warning Systems financial estimates
Financial estimateRevenue estimate
Valuation estimate
Detectable Warning Systems leadership team
Management profileNumber of profiles
Profiles8 records
Detectable Warning Systems subsidiaries and ownership
Company hierarchySubsidiaries1 record
Detectable Warning Systems funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Detectable Warning Systems M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Detectable Warning Systems
What does Detectable Warning Systems do?
Detectable Warning Systems manufactures and supplies ADA-compliant detectable warning surfaces (tactile paving) used to alert visually impaired pedestrians of hazardous vehicle areas, curb ramps, and transit platform edges. The product line includes flexible polyurethane mats (RediMat), glass-reinforced thermoset composite tiles (AlertTile), replaceable cast-in-place panels (AlertCast, AlertCast PAVER), and Class 35 cast iron plates, sold to contractors, municipalities, transit authorities, and agencies.
Is Detectable Warning Systems a public or private company?
Detectable Warning Systems is a private company. It is classified as corporate owned and is currently operating.
When was Detectable Warning Systems founded?
Detectable Warning Systems was founded in 1994. It employs 501 to 1,000 people.
Where is Detectable Warning Systems based?
Detectable Warning Systems is headquartered in Wilmington, United States, in the North America region.
How does Detectable Warning Systems make money?
Two revenue lines are on record. Tactile Warning Surface Products are the primary driver. The others are direct Product Sales.
Who are Detectable Warning Systems's main competitors?
Direct peers on record are Advantage Tactile Systems, TufTile, ADA Solutions and Armor-Tile. Broad incumbents are Transpo Industries, East Jordan Iron Works (EJ), Checkers Industrial Safety Products and Neenah Foundry. Emerging players are Access Products Inc. and Stronggo Industries.
Does Detectable Warning Systems have an API?
No public API is recorded for Detectable Warning Systems.
What industry is Detectable Warning Systems in?
Detectable Warning Systems's product category is Tactile Warning Surfaces (ADA-Compliant Pedestrian Safety Products). Its primary akta.pro industry code is TLAJAGAB, Road Signage, Markings & Delineation (Regulatory/Warning/Guide Signs, Pavement Markings, Reflectors). Its NAICS code is 33995 and its SIC code is 3089.