R. Kohlhauer
R. KOHLHAUER GmbH is a German manufacturer of multifunctional noise protection systems for road and rail infrastructure, serving municipalities, public authorities, architects, and construction firms across 44 countries with eight branded product lines.
- Company typePrivate
- Founded1993
- HeadquartersGaggenau, Germany
- Headcount11–50
- GTM typeB2B
- OfferingHardware or Manufacturing
What R. Kohlhauer does
R. KOHLHAUER GmbH is a German manufacturer of multifunctional noise protection systems headquartered in Gaggenau, Baden-Württemberg, with operations spanning approximately 30 years and a presence in 44 countries. The company designs, produces, and sells noise barriers for road, rail, urban, and industrial infrastructure, serving municipalities, public authorities, highway and railway operators (including Deutsche Bahn), construction firms, architects, and engineering offices via direct enterprise sales, public tenders, and an international partner network.
Its product portfolio consists of eight branded, trademarked lines built on materials-science engineering: KOHLHAUER SCORSA® (transparent noise barriers), ALUFERA® (aluminum lattice damping), PLANTA® (modular greened stone-wool walls), VOLTA® (photovoltaic-integrated noise walls), ALUMNA® (industrial-design aluminum elements), LIGNA® (natural wood systems), TAP-RAIL (rail-specific transparent solutions), and URBAN PROTECTION SHIELD. The core technological proposition is the integration of acoustic absorption with secondary utility — renewable energy generation, ecological greening, transparency/visibility, and aesthetic urban integration — distinguishing the offering from conventional single-function barriers.
The business model is sales-led B2B / B2G, with revenue generated from one-time sales of customized systems and components plus associated design, consultation, and installation-support services. Pricing is project-specific (no list price); sales occur through a dedicated field sales team, public tenders, and channel partners. A wholly-owned Polish subsidiary, ALFA BOND KOHLHAUER (established 2006, relocated to Warsaw in 2022), executes Polish projects, and partnerships (e.g., LYCOM in France) support West European delivery. The company is an owner-managed family business undergoing a smooth transition to second-generation leadership, with no disclosed external investors, public listing, or revenue figures.
R. Kohlhauer firmographics
Firmographics- Name
- R. Kohlhauer
- Legal name
- R. KOHLHAUER GmbH
- Website
- https://kohlhauer.com
- Company type
- Private
- Founded year
- 1993
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- R. KOHLHAUER GmbH is a German manufacturer of multifunctional noise protection systems for road and rail infrastructure, serving municipalities, public authorities, architects, and construction firms across 44 countries with eight branded product lines.
- Ownership category
- akta.pro rank
R. Kohlhauer industry classification
Industry- Product category
- Noise Protection Systems
- akta.pro primary industry
- Vibration Control & Anti-Vibration Products (Mounts, Bushings, Isolators) (IMANALAD)
- akta.pro secondary industry
- Soundproofing & Acoustic Insulation (Walls/Ceilings) (HSAPAFAH)
Keywords
Where R. Kohlhauer is headquartered
LocationHeadquarters
- HQ city
- Gaggenau
- HQ country
- Germany
- HQ region
- Europe
Offices3 records
Markets served
R. Kohlhauer business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Personnel, Operations, Technology or R&D, Marketing or Sales, Infrastructure
Revenue model
- Noise protection system sales: KOHLHAUER generates revenue through the manufacture and sale of noise protection systems and components, sold directly to municipalities, public authorities, construction companies, and infrastructure operators. Products are offered as complete systems or individual elements with project-specific customization. The company also provides associated services including project consultation, design support, and installation guidance.
Go-to-market motion1 record
Distribution channels3 records
Marketing channels5 records
R. Kohlhauer product offering
Product offeringCore offering
R. KOHLHAUER GmbH manufactures multifunctional noise protection systems for highways, railways, and urban environments. The company's portfolio includes transparent noise barriers (SCORSA®), aluminum lattice systems (ALUFERA®), plantable walls (PLANTA®), PV-integrated noise barriers (VOLTA®), aluminum industrial elements (ALUMNA®), wood systems (LIGNA®), railway solutions (TAP-RAIL), and urban protection shields. These engineered physical products combine acoustic performance with secondary functions such as solar energy generation, greening, and aesthetics.
Product overview
R. Kohlhauer GmbH is a manufacturer of noise protection systems and environmental protection technology. The product portfolio consists of eight core product lines organized around different materials and functions: transparent noise barriers (SCORSA®), aluminum lattice systems (ALUFERA®), plantable/greened walls (PLANTA®), integrated photovoltaic noise barriers (VOLTA®), aluminum industrial elements (ALUMNA®), natural wood systems (LIGNA®), railway-specific solutions (TAP-RAIL), and urban protection systems (URBAN PROTECTION SHIELD). These products address both transparent and opaque (blickdicht) noise protection needs across road, rail, industrial, and urban applications. The company positions itself as offering multifunctional solutions that combine noise protection with additional benefits such as energy generation, greening, and aesthetic integration.
Differentiator
Problem solved
Functional benefit
Brands
- KOHLHAUER SCORSA®: Transparent noise protection in standard format.
- KOHLHAUER ALUFERA®
- KOHLHAUER PLANTA®
- KOHLHAUER VOLTA®
- KOHLHAUER ALUMNA®
- KOHLHAUER LIGNA®
- TAP-RAIL
- URBAN PROTECTION SHIELD
Products and services
- SCORSA®
Quantifiable outcome
- 65 kWp photovoltaic capacity from a single 234m noise barrier installation (Neuötting project, 2016), generating ~30,000 kg CO2 savings per year
- +4 more outcomes
Companies that use R. Kohlhauer
Customer profileNamed customers12 records
Segments4 records
Ideal customer profiles2 records
R. Kohlhauer technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature8 records
R. Kohlhauer partnerships and signals
Strategic signalPartnerships
Eight partnerships are on record, tiered core and supporting.
- Deutscher Verband für Lärmschutz (DVLV)coreKOHLHAUER is a founding member of DVLV (German Association for Noise Protection on Transport Routes). The company participates actively in this association to advance expertise and advocacy in noise protection, contributing to industry standards development and policy influence.
- LYCOMcoreLYCOM is KOHLHAUER's French partner for the Paris 2024 Olympic Athletes' Village noise protection project. The partnership combined KOHLHAUER's product expertise with LYCOM's local market knowledge and execution capability to deliver noise protection at Olympic scale.
- ALFA BOND KOHLHAUER (Polish Subsidiary)coreALFA BOND KOHLHAUER is KOHLHAUER's wholly-owned Polish subsidiary, established in 2006 and headquartered in Warsaw since 2022. The subsidiary handles noise protection projects across Poland, including highway bypasses (Wrocław) and urban tunnels (Ursynów), operating independently while maintaining brand alignment.
- Forschungsgesellschaft für Straßen- und Verkehrswesen (FGSV)coreKOHLHAUER is a member of FGSV (Research Society for Roads and Traffic), participating in research committees that shape standards and technical guidelines for road and traffic infrastructure, including noise protection.
- European Noise Barrier Federation (ENBF)coreKOHLHAUER is a member of ENBF, contributing to the European-level dialogue and standards development for noise barrier technology across the continent.
- SER (Syndicat des Équipements de la Route)supportingKOHLHAUER is a member of SER (Association for Road Equipment), participating in the French road equipment industry association for knowledge sharing and market presence.
- Elektromobilität Süd-WestsupportingKOHLHAUER is a member of the Elektromobilität Süd-West cluster, contributing to the advancement of electromobility and sustainable transportation solutions in southwest Germany.
- Bundesverband Solarwirtschaft (BSW)supportingKOHLHAUER is a member of BSW (Federal Association of Solar Industry), reflecting its integration of photovoltaic technology into noise protection products (VOLTA® series) and commitment to renewable energy.
Scale indicators6 records
Recent moves7 records
Expansion highlights6 records
R. Kohlhauer competitors and assessment
Company assessmentBroad incumbents
- Knauf: German-headquartered global building-materials group producing plasterboard, insulation and acoustic systems including sound-control boards. Comparable in materials and acoustic-product overlap with KOHLHAUER, but Knauf operates as a broad diversified incumbent across many construction categories.
- Saint-Gobain Ecophon: Saint-Gobain's acoustic-systems brand producing sound absorbers, ceilings and wall panels for indoor environments. Shares the broader acoustics category with KOHLHAUER, though Ecophon is interior-focused while KOHLHAUER is exterior infrastructure-focused.
- Rockwool International: Danish global leader in stone wool insulation that produces stone-wool-based acoustic and noise-barrier products for transport infrastructure. Directly comparable to KOHLHAUER's PLANTA® and broader stone-wool barrier portfolio, but operates at vastly larger scale across multiple building-product categories.
Direct peers
- Echo Barrier: UK-based specialist in temporary and portable noise barrier systems used on construction sites and events. Comparable to KOHLHAUER in core acoustics expertise but focused on the temporary/portable end of the market rather than permanent transport infrastructure.
- Kinetics Noise Control: US manufacturer of noise and vibration control products including barrier walls, isolators and architectural acoustic products. Closely aligned with KOHLHAUER's noise-and-vibration-control positioning, though serving primarily the North American market.
- Industrial Acoustics Company (IAC Acoustics): Global manufacturer of noise control and acoustic products including barrier walls, absorbers and enclosures for industrial, transport and power-generation applications. Closely comparable to KOHLHAUER in product scope and customer base, though with a heavier industrial-noise emphasis.
- Gramm Barrier Systems: UK-based manufacturer of acoustic barriers and noise walls for road, rail and industrial applications. Comparable to KOHLHAUER's core permanent-transport-infrastructure noise-barrier business, primarily serving UK and select international markets.
- Heras: European perimeter protection specialist (fencing, gates) that also markets integrated noise-barrier fencing solutions. Comparable to KOHLHAUER in serving European municipal and infrastructure customers with engineered outdoor boundary systems.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks5 records
Key highlights7 records
Customer concentration
R. Kohlhauer social profiles
Digital presenceR. Kohlhauer financial estimates
Financial estimateRevenue estimate
Valuation estimate
R. Kohlhauer leadership team
Management profileNumber of profiles
Profiles4 records
R. Kohlhauer subsidiaries and ownership
Company hierarchySubsidiaries1 record
R. Kohlhauer funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
R. Kohlhauer 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 R. Kohlhauer
What does R. Kohlhauer do?
R. KOHLHAUER GmbH manufactures multifunctional noise protection systems for highways, railways, and urban environments. The company's portfolio includes transparent noise barriers (SCORSA®), aluminum lattice systems (ALUFERA®), plantable walls (PLANTA®), PV-integrated noise barriers (VOLTA®), aluminum industrial elements (ALUMNA®), wood systems (LIGNA®), railway solutions (TAP-RAIL), and urban protection shields. These engineered physical products combine acoustic performance with secondary functions such as solar energy generation, greening, and aesthetics.
Is R. Kohlhauer a public or private company?
R. Kohlhauer is a private company. It is classified as family owned and is currently operating.
When was R. Kohlhauer founded?
R. Kohlhauer was founded in 1993. It employs 11 to 50 people.
Where is R. Kohlhauer based?
R. Kohlhauer is headquartered in Gaggenau, Germany, in the Europe region.
How does R. Kohlhauer make money?
One revenue line is on record: noise protection system sales.
Who are R. Kohlhauer's main competitors?
Broad incumbents on record are Knauf, Saint-Gobain Ecophon and Rockwool International. Direct peers are Echo Barrier, Kinetics Noise Control, Industrial Acoustics Company (IAC Acoustics), Gramm Barrier Systems and Heras.
Does R. Kohlhauer have an API?
No public API is recorded for R. Kohlhauer.
What industry is R. Kohlhauer in?
R. Kohlhauer's product category is Noise Protection Systems. Its primary akta.pro industry code is IMANALAD, Vibration Control & Anti-Vibration Products (Mounts, Bushings, Isolators), with a secondary code of HSAPAFAH, Soundproofing & Acoustic Insulation (Walls/Ceilings).