Holmberg
Holmberg GmbH & Co. KG is a third-generation family-owned Berlin manufacturer of professional electroacoustic devices (microphones, headsets, transducers) for aviation, defense, marine, public safety, rail, and control center markets, holding EASA and ATEX certifications.
- Company typePrivate
- Founded1919
- HeadquartersBerlin, Germany
- Headcount51–100
- GTM typeB2B
- OfferingHardware or Manufacturing
What Holmberg does
Holmberg GmbH & Co. KG, operating under the HOLMCO brand, is a third-generation family-owned German manufacturer of professional electroacoustic devices headquartered in Berlin since its founding in 1919. The company designs, develops, and produces dynamic transducers, microphones, headsets (Hörsprechgarnituren), and hand-held communication apparatus at a single Berlin facility employing 200 staff, with all production occurring in-house under a "Made in Germany" model. Its product portfolio spans single- and double-sided headsets, gooseneck and console microphones, handheld microphones, call stations, and push-to-talk accessories engineered for high-noise, demanding environments with ambient noise cancellation and durability up to 115 dB. Specialized variants address safety-critical use cases: saltwater-resistant maritime devices, explosion-proof (ATEX) equipment for hazardous areas, and EASA-certified aviation headsets meeting ETSO-139a standards.
The company monetizes through three primary revenue streams: hardware sales of electroacoustic products, customized tailor-made solutions priced via quote, and recurring product support and repair services delivered through a global network of repair stations and distributors. Pricing is project-based and not publicly disclosed, consistent with enterprise B2B sales of mission-critical equipment. Customers are organized across six primary verticals: aviation, defense, ships and navy, BOS (fire, rescue, civil protection), public transport and rail (ÖPNV/Bahn), and control centers (Leitstellen). Distribution combines direct enterprise sales via inquiry and quote requests, a global distributor and repair-station network, listings on Mouser and DigiKey for online access, and system integration partnerships with eurofunk and Selectric for control center solutions. Industry association memberships (BDLI, PMeV, Fachverband Leitstellen) support market presence across Germany and 18 other European countries.
Holmberg's competitive position rests on a portfolio of regulatory certifications (EASA Part 21G manufacturing, EASA Part 145 maintenance, ETSO-139a, ATEX EU 2014/34/EU, EN ISO 9100, EN 50155) that create significant barriers in aviation, hazardous, and rail applications. Sustainability credentials include DIN EN ISO 14001 (established 2019), EcoVadis Silver 2025, and Science Based Targets initiative (SBTi) commitment. Recent strategic activity centers on the 2026 launch of the KRYPTON II next-generation headset for control centers and a 2025 expansion of SCORPION helmet compatibility for firefighter markets. No funding rounds, M&A activity, or external institutional ownership are evidenced; the company remains under continuous family stewardship since 1951.
Holmberg firmographics
Firmographics- Name
- Holmberg
- Legal name
- Holmberg GmbH & Co. KG
- Website
- https://holmco.de
- Company type
- Private
- Founded year
- 1919
- Operating status
- Operating
- Headcount range
- 51–100 employees
- Short description
- Holmberg GmbH & Co. KG is a third-generation family-owned Berlin manufacturer of professional electroacoustic devices (microphones, headsets, transducers) for aviation, defense, marine, public safety, rail, and control center markets, holding EASA and ATEX certifications.
- Ownership category
- akta.pro rank
Holmberg industry classification
Industry- Product category
- Professional Audio Communication Equipment
- NAICS
- Navigational, Measuring, Electromedical, and Control Instruments Manufacturing (33451), Other Communications Equipment Manufacturing (33429), Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing (334511)
- SIC
- Electronic & Other Electrical Equipment (No Computer Equip) (3600), Communications Equipment, Nec (3669), Telephone & Telegraph Apparatus (3661)
- akta.pro primary industry
- Military Power Supplies, RF/Microwave Components & Ruggedized Electronics (IMABAGAJ)
- akta.pro secondary industry
- Conference Room Input Devices (Speakerphones, Control Pads, Room Controllers) (HDACAFAM)
Keywords
Where Holmberg is headquartered
LocationHeadquarters
- HQ city
- Berlin
- HQ country
- Germany
- HQ region
- Europe
Offices1 record
Markets served
Holmberg business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Personnel, Supply Chain, Technology or R&D, Operations, Infrastructure, Marketing or Sales
Revenue model
- Electroacoustic Hardware Sales: Sale of professional communication devices including microphones, headsets, headphones, call stations, and handsets. Products are sold directly and through distributors to enterprise customers in aviation, defense, marine, public safety, and transport sectors.
- Customized Solutions: Custom-developed and tailored electroacoustic solutions for specific customer requirements, adapting products to individual needs.
- Product Support and Repair Services: Holmberg Product Support including repair services through their network of repair stations, maintaining and servicing installed equipment.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | Customized enterprise solutions with quote-based pricing |
Go-to-market motion1 record
Distribution channels6 records
Marketing channels3 records
Holmberg product offering
Product offeringCore offering
Holmberg develops and manufactures professional electroacoustic devices — dynamic transducers, microphones, headsets (Hörsprechgarnituren), hand-held apparatus, call stations, and push-to-talk accessories — entirely at its Berlin facility. The portfolio serves aviation, defense, maritime, public safety (BOS), public transport/rail, and control-center customers requiring certified, ruggedized communication hardware for high-noise and safety-critical environments.
Product overview
Holmberg develops and manufactures electroacoustic devices for professional use in demanding conditions. The product portfolio centers on dynamic transducers, microphones (handheld, gooseneck, wall-mount, and console), headsets (single-sided and double-sided with various noise attenuation levels), and hand apparatus for two-way communication. The KRYPTON II represents the next-generation headset for control center applications. Products serve aviation, defense, ships and navy, public safety (BOS), public transport and rail, and control center markets. All development and production occur at the Berlin facility. The accessory lineup includes push-to-talk buttons (ASP-76/ASP-77 for outdoor use, ASP-04/ASP-05 foot switches), microphone mounts (AFM Series), and replacement cushions. The HL-09 SCORPION helmet headset provides audio integration with firefighter and rescue helmets. The MW-58 offers explosion-proof protection for hazardous areas.
Differentiator
Problem solved
Functional benefit
Brands
- KRYPTON II: Next-generation headset for professional use in control centers and safety-critical work environments, designed for 24/7 continuous operation meeting military standards.
- SCORPION
- HOLMCO
Products and services
- KRYPTON II Headset Next-generation professional headset for safety-critical control-center and 24/7 operation environments, with military security standards compliance; available in wired or wireless versions.
- HL-09 SCORPION Helmet Headset Audio headset designed for use with protective helmets in fire departments, rescue services, and civil protection; supported by a comprehensive accessory range for many helmets and radio systems.
- CH-71 Milan Headset Professional headset for public safety applications, providing reliable communication in demanding operational environments.
- HD-10 Double-Sided Lightweight Headset
Quantifiable outcome
- KRYPTON II headset designed for 24/7 continuous operation meeting military standards
- +2 more outcomes
Companies that use Holmberg
Customer profileSegments6 records
Ideal customer profiles3 records
Holmberg technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature5 records
Holmberg partnerships and signals
Strategic signalPartnerships
Nine partnerships are on record, tiered core and minor.
- eurofunkcoreSystem partner for KRYPTON II headset solutions. eurofunk integrates Holmberg's next-generation headsets into their control center solutions.
- SelectriccoreSystem partner for KRYPTON II headset solutions. Selectric provides integrated Holmberg communication solutions for control centers.
- Mouser ElectronicsminorOnline distributor for Holmberg products, enabling purchase of electronic components and professional communication equipment.
- DigiKey ElectronicsminorOnline distributor for Holmberg products, enabling global access to professional communication equipment.
- Repair Stations NetworkcoreGlobal network of repair stations providing maintenance, service and support for Holmberg products.
- Distributor NetworkcoreGlobal distribution network for Holmberg products across various markets and regions.
- BDLI (Bundesverband der Deutschen Luft- und Raumfahrtindustrie)minorMembership in German aerospace industry association.
- PMeV (Bundesverband Professioneller Mobilfunk e.V.)minorMembership in German professional mobile radio association.
- Fachverband Leitstellen e.V.minorMembership in control center professionals association.
Scale indicators4 records
Recent moves6 records
Expansion highlights6 records
Holmberg competitors and assessment
Company assessmentBroad incumbents
- Shure Incorporated: Global pro-audio manufacturer with extensive microphone and conferencing product lines. Overlaps with Holmberg's microphone, gooseneck, and conference/control room product categories.
- L3Harris Technologies: Large defense prime contractor with significant military communications and tactical audio systems. Represents the larger defense-communication incumbents that Holmberg supplies into as a specialist sub-tier.
- Sennheiser Communications: Major professional and aviation audio brand with broader consumer portfolio. Overlaps with Holmberg in professional headsets and microphones, but operates at a much larger scale and across consumer segments.
- Bose Corporation (Bose Professional & Aviation): Well-known audio incumbent with established aviation headset lineup (A20) and professional audio systems. Directly competes in pilot headsets and competes indirectly in control center/professional audio.
Emerging players
- Sonova (Phonak): Hearing instrument leader with growing professional communication and hearing-protection offerings. Comparable in advanced audio signal processing and noise cancellation expertise applied to professional and safety markets.
- Hearable / Hytera (Professional Mobile Radio): Professional mobile radio and accessories manufacturer serving public safety, rail, and industrial markets. Comparable in BOS/public-safety and rail customers, with overlapping audio accessories portfolio.
Direct peers
- 3M Peltor: 3M's PELTOR brand is a global leader in hearing protection and ruggedized communication headsets for defense, aviation, industrial, and public safety markets. Highly comparable to Holmberg's HL-09 SCORPION and defense/public safety product lines.
- Gentex Corporation: US-based manufacturer of advanced electronic systems for defense and aviation, including helmet-mounted communication and hearing protection systems. Direct competitor in ruggedized aviator and defense communication headsets.
- David Clark Company: Long-established US manufacturer of aviation headsets, marine communication equipment, and ruggedized intercoms. Direct competitor in the aviation and marine electroacoustic headset space, with comparable focus on professional, high-noise environments.
- CeoTronics: German-headquartered manufacturer of professional communication headsets and systems for police, fire, military, and industrial users. Closest direct European peer — comparable product portfolio, customer verticals, and market positioning.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights7 records
Customer concentration
Holmberg social profiles
Digital presenceHolmberg compliance and trust
Trust signalCompliance15 records
Holmberg financial estimates
Financial estimateRevenue estimate
Valuation estimate
Holmberg leadership team
Management profileNumber of profiles
Profiles2 records
Holmberg funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Holmberg 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 Holmberg
What does Holmberg do?
Holmberg develops and manufactures professional electroacoustic devices — dynamic transducers, microphones, headsets (Hörsprechgarnituren), hand-held apparatus, call stations, and push-to-talk accessories — entirely at its Berlin facility. The portfolio serves aviation, defense, maritime, public safety (BOS), public transport/rail, and control-center customers requiring certified, ruggedized communication hardware for high-noise and safety-critical environments.
Is Holmberg a public or private company?
Holmberg is a private company. It is classified as family owned and is currently operating.
When was Holmberg founded?
Holmberg was founded in 1919. It employs 51 to 100 people.
Where is Holmberg based?
Holmberg is headquartered in Berlin, Germany, in the Europe region.
How does Holmberg make money?
Three revenue lines are on record. Electroacoustic Hardware Sales are the primary driver. The others are customized Solutions and product Support and Repair Services.
Who are Holmberg's main competitors?
Broad incumbents on record are Shure Incorporated, L3Harris Technologies, Sennheiser Communications and Bose Corporation (Bose Professional & Aviation). Emerging players are Sonova (Phonak) and Hearable / Hytera (Professional Mobile Radio). Direct peers are 3M Peltor, Gentex Corporation, David Clark Company and CeoTronics.
Does Holmberg have an API?
No public API is recorded for Holmberg.
What industry is Holmberg in?
Holmberg's product category is Professional Audio Communication Equipment. Its primary akta.pro industry code is IMABAGAJ, Military Power Supplies, RF/Microwave Components & Ruggedized Electronics, with a secondary code of HDACAFAM, Conference Room Input Devices (Speakerphones, Control Pads, Room Controllers). Its NAICS code is 33451 and its SIC code is 3600.