What GRBass does

GR Audio S.r.l. (operating as GR Bass) is a privately held Italian boutique manufacturer of bass amplification equipment, headquartered in Monopoli, Puglia. The company designs, engineers, and manufactures bass amplifier heads (350W–1,400W configurations), passive and active speaker cabinets, combo systems, bass preamp pedals, in-ear monitors, and accessories, with all production based in Italy and a 5-year warranty covering defects in materials and workmanship. Its product portfolio is split between a traditional wood-cabinet line (GR series) and a proprietary AeroTech line using three-layer carbon fiber construction, which the company claims yields the world's lightest bass cabinet line at approximately 50% the weight of wooden equivalents while preserving acoustic properties. Technical components include 12AX7 tube preamplifiers in the GROOVE series, custom Jensen/Sica woofers across the cabinet range, professional-grade D.I. outputs, and integrated DSP features such as EQ, tuners, and notch filters.

GR Bass generates revenue primarily through hardware sales distributed via two channels: a direct-to-consumer online store (gramplifiers.shop) and an extensive global network of 150+ authorized distributors and music retailers across Europe, North America, South America, Oceania, and Asia (including Thomann in Germany, Bass Direct in the UK, and Alto Music in the USA). A secondary revenue stream has been introduced through software licensing via the Graphite VST/VST3/AAX/AU plugin, developed in partnership with Acustica Audio and SoundDrops. The company's primary customer segments are professional and semi-professional bass guitarists, acoustic and double bass players, and live music venues and rental companies requiring durable touring equipment; brand credibility is supported by an artist endorsement program featuring over 70 professional bassists, including internationally recognized names such as Leland Sklar, Federico Malaman, and Claudio Golinelli.

The company has recently extended into adjacent product categories through a sub-brand called GR Guitar (offering acoustic guitars, FRFR cabinets, and electric cabinets for guitarists), as well as into accessories and personal monitoring through in-ear products. Distribution and marketing remain largely channel-driven and artist-endorsement-driven, with no disclosed venture capital, private equity backing, or institutional investment, indicating founder- or family-owned status with operations scaled to 1–10 employees. No revenue, headcount growth metrics, or financial performance figures are publicly disclosed.

Name

GRBass

Legal name

GR AUDIO S.R.L.

Website

https://grbass.com

Company type

Private

Operating status

Operating

Headcount range

1–10 employees

Short description

GR Bass (GR Audio S.r.l.) is an Italian boutique manufacturer of bass amplifiers, carbon-fiber and wood speaker cabinets, combos, pedals, and in-ear monitors, serving professional bassists worldwide through 150+ retailers in 24+ countries.

Ownership category

akta.pro rank

Product category

Musical Instrument Amplification

NAICS

Audio and Video Equipment Manufacturing (33431)

SIC

Musical Instruments (3931)

akta.pro primary industry

Pro Audio Equipment (Mics, Interfaces, Mixers, Studio Monitors) (MPAIAJAB)

akta.pro secondary industries

Musical Instruments (Acoustic & Electric) (MPAIAJAA), Audio Accessories & Consumables (Cables, Stands, Cases, Strings, Picks, Heads) (MPAIAJAF)

Keywords

• Bass amplification equipment
• Musical instrument amplifiers
• Carbon fiber cabinets
• Bass speaker cabinets
• Combo amplifiers

Headquarters

HQ city

Monopoli

HQ country

Italy

HQ region

Europe

Offices1 record

Markets served

GTM type

B2C

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Hardware Sales - Amplifiers and Cabinets: Sale of bass amplifier heads, passive and active cabinets, combo units in both wood and carbon fiber variants. Revenue generated through direct online sales and authorized distributor/retailer network worldwide.
2. Pedals and Effects: Sale of bass effect pedals including GROOVY (tube preamp pedal) and DUAL Pre (dual channel preamp with overdrive and compressor).
3. Accessories: Sale of bags, covers, straps, gig bags, and cables designed and manufactured in Italy.
4. In-Ear Monitors: Sale of GR In-Ear earphones designed for bass players with models i4 and i6 featuring multiple drivers.
5. Software Licensing: Sale of Graphite plugin audio software developed with Acustica, available in VST, VST3, AAX, AU formats.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels4 records

Core offering

GRBass designs, engineers, and manufactures bass instrument amplifiers, speaker cabinets, combo systems, pedals, and in-ear monitors, with a proprietary AeroTech carbon fiber cabinet line that is claimed to be the lightest bass cabinet line in the world. The company also produces the Graphite audio plugin (VST/AAX/AU) developed with Acustica Audio. All products are designed and manufactured in Italy under the GR Audio S.r.l. entity.

Product overview

GRBass is an Italian manufacturer of bass amplification equipment offering a comprehensive portfolio of products centered around their 'Pure Sound' philosophy. The product lineup includes amplifier heads (MiniONE, ONE series, DUAL, PureAmp, GROOVE) with power ranging from 350W to 1400W; passive carbon fiber AeroTech cabinets (AT series including AT 110, AT 112H, AT 208, AT 210, AT 210V, AT 212, AT 212 Slim, AT 115, AT 410, AT 610, AT 810, and AT Cube 112) featuring industry-leading lightness through carbon fiber construction; wood-cabinet alternatives (GR series); active cabinets with built-in power amplification (ACT series); combo amplifiers in both carbon fiber and wood variants (GR Cube, AT Cube, AT 210V Combo); bass pedals (DUAL Pre, GROOVY); in-ear monitors (i4, i6 models); software plugins (Graphite VST/AAX/AU); and accessories. The AeroTech carbon fiber line claims to be the lightest bass cabinet line in the world with 50% weight reduction compared to wood. GRBass also offers GR Guitar as a separate brand for guitar players. The company provides a 5-year warranty and products are designed and manufactured in Italy.

Differentiator

Problem solved

Functional benefit

Brands

• GR Guitar: A new innovative line for guitarists created by GR, offering acoustic guitars, FRFR cabinets, and electric cabinets.

Products and services

• MiniONE Amplifier Head The smallest head in the ONE series, delivering 350W RMS at 4 ohm. Features 3-band equalizer, selectable mid frequencies, deep and bright filters, headphone output, aux-in, and D.I. output. Designed for bass players needing portable yet professional amplification.
• ONE Series Amplifier Heads (350/800/1400) Lightweight, portable amplifier heads available in 350W, 800W, and 1400W configurations. Features 4-band equalizer with selectable mid frequencies, deep and bright filters, Pure switch for flat sound, V Meter with tuner mode, aux-in, headphone output, and professional D.I. output.
• ONE 1400 Amplifier Head High-power amplifier head featuring two independent 700W power amps with separate volume controls, 4-band EQ with 6 selectable mid frequencies, deep/bright filters, 24-LED V Meter with 6 modes and tuner, aux-in, headphone output, and professional D.I. output.
• DUAL Series Amplifier Heads (800/1400) Dual-channel amplifier head for modern bass players featuring two separate channels, professional overdrive on one channel, 4-band EQ with 6 selectable frequencies per channel, deep and bright filters. Allows two instruments to be connected simultaneously with two separate D.I. outputs.
• PureAmp Series Amplifier Heads (350/800) Plug-and-play amplifier head with no EQ section, delivering pure sound directly from the instrument. Features top-quality D.I. output. PureAmp 350 delivers 350W RMS at 4 ohm, PureAmp 800 delivers 800W RMS at 4 ohm.
• GROOVE Series Amplifier Heads (800/1200) Amplifier head featuring tube preamp with 2x 12AX7 tubes, 4-band equalizer with selectable mid frequencies, deep and bright filters, Pure switch for flat sound response, two Aux-Ins, independent headphone monitoring system, and professional D.I. output. Groove 800: 800W, Groove 1200: 1200W.
• DUAL Pre Pedal Two-channel preamp pedal with complete two-mode Overdrive on channel 2 and Compressor on both channels. Features two independent professional D.I. outputs, aux-in for media player, headphone output with separate EQ, parallel output for clean signal, chromatic tuner, and send/return for effects.
• GROOVY Tube Preamp Pedal Tube bass preamp pedal featuring 4-band EQ, dual drive/distortion section, and dual balanced DI outputs. Delivers clean flat tones to warm vintage and aggressive modern sounds. Can be used as preamp, professional tube D.I. box, recording tool, or tone-shaping pedal.
• AT 110 Carbon Fiber Cabinet The lightest 1x10 bass cabinet in the world. Carbon fiber AeroTech construction with 300W RMS power handling at 4.9 kg.
• AT 112H Carbon Fiber Cabinet The lightest 1x12 bass cabinet in the world. Carbon fiber AeroTech construction. AT 112H: 350W RMS, AT 112H+: 450W RMS.
• AT 208 Carbon Fiber Cabinet The lightest 2x8 bass cabinet in the world. Ideal for small club gigs with minimum size and fast execution speed. 500W RMS at 6.7 kg.
• AT 210 Carbon Fiber Cabinet Versatile carbon fiber cabinet suitable for small and large live shows. AT 210: 400W RMS, AT 210+: 600W RMS.
• AT 210V Carbon Fiber Cabinet The lightest 2x10 bass cabinet in the world. New compact, high-performance version. AT 210V: 400W RMS, AT 210V+: 600W RMS.
• AT 212 Carbon Fiber Cabinet Carbon fiber cabinet for big stages with warm but defined sound. AT 212: 700W RMS, AT 212+: 900W RMS.
• AT 212 Slim Carbon Fiber Cabinet The lightest 2x12 bass cabinet in the world. Compact shape for easy transport. AT 212 Slim: 700W RMS, AT 212 Slim+: 900W RMS.
• AT 115 Carbon Fiber Cabinet The lightest 1x15 bass cabinet in the world. Warm and deep sound with fast 15-inch woofer. 600W RMS at 11 kg.
• AT 410 Carbon Fiber Cabinet The lightest 4x10 bass cabinet in the world. Perfect for big stages with balanced sound, fast attack, and punch. AT 410: 800W RMS, AT 410+: 1200W RMS.
• AT 610 Carbon Fiber Cabinet The lightest 6x10 bass cabinet in the world. High power at 1200W RMS for big stages. 19.8 kg.
• AT 810 Carbon Fiber Cabinet The lightest 8x10 bass cabinet in the world. 1600W RMS for maximum power on big stages. 24.7 kg.
• AT Cube 112 Carbon Fiber Cabinet Compact carbon fiber cabinet suitable for all situations from small concerts to big stages. Also ideal for double bass. AT Cube 112: 350W RMS, AT Cube 112+: 450W RMS.
• GR 110 Wood Cabinet One of the lightest 1x10 wooden cabinets in the world. Compact cabinet for quality performances, also ideal for double bass. 300W RMS.
• GR 112H Wood Cabinet One of the lightest 1x12 wooden cabinets in the world. High-quality sound, can be stand-alone or paired with other cabinets. GR 112H: 350W RMS, GR 112H+: 450W RMS.
• GR 208 Wood Cabinet One of the lightest 2x8 wooden cabinets in the world. Ideal for small club gigs with minimum size and fast execution. 500W RMS.
• GR 210V Wood Cabinet One of the lightest 2x10 wooden cabinets in the world. Compact and high-performance. GR 210V: 400W RMS, GR 210V+: 600W RMS.
• GR 212 Wood Cabinet Perfect cabinet for big stages with warm but defined sound and punch. 700W RMS.
• GR 212 Slim Wood Cabinet One of the lightest 2x12 wooden cabinets in the world. Easy to carry despite being a 2x12. GR 212 Slim: 700W RMS, GR 212 Slim+: 900W RMS.
• GR 115 Wood Cabinet One of the lightest 1x15 wooden cabinets in the world. Warm and deep sound, can be stand-alone or paired with other cabinets. 400W RMS.
• GR 410 Wood Cabinet One of the lightest 4x10 wooden cabinets in the world. Balanced sound, fast attack, and punch for big stages. GR 410: 800W RMS, GR 410+: 1200W RMS.
• GR Cube 112 Wood Cabinet Compact wooden cabinet suitable for all situations. Also ideal for double bass. GR Cube 112: 350W RMS, GR Cube 112+: 450W RMS.
• GR Cube 110 Wood Combo One of the lightest 1x10 combos in the world. 300 watt power with compact design. 9.8 kg.
• GR Cube Combo Series (350/500/800) Lightweight wood combo with combination of lightness, volume and high quality sound. 1x12 speaker, tuner, aux in, headphone output, 350/500/800 watt head configurations from 11.4-13.1 kg.
• AT 210V Carbon Fiber Combo (350/800) The lightest 2x10 combo on the market. Carbon fiber construction with 350/800 watt head, versatile for small and large live shows. AT 210V Combo 350: 9.3 kg, AT 210V Combo 800: 11 kg.
• AT Cube Carbon Fiber Combo (350/500/800) The lightest 1x12 combo on the market. Carbon fiber AeroTech construction with 350/500/800 watt head, tuner, aux in, headphone output. From 8 kg.
• AT Cube Acoustic Combo The lightest and most powerful 1x12 combo specifically for double bass and acoustic bass. 800W head with 1x12 speaker, two channels, two D.I. outputs, notch filter, compressor. 9.7 kg.
• BF Acoustic 8 Combo The lightest and most powerful combo line specifically designed for acoustic guitar. 140 Watt, 8-inch woofer, biamp system with electronic crossover, 3+1 channels, 8 effects, phantom power. 5.5 kg.
• AT 110-350 ACT Active Cabinet The lightest 1x10 active cabinet specific for bass in the world. Built-in 300W power amp. 5.6 kg.
• AT CUBE 112-350 ACT Active Cabinet The lightest 1x12 active cabinet specific for bass in the world. Built-in 350W power amp. 7.2 kg.
• AT 112H-350/800 ACT Active Cabinet High-quality 1x12 active cabinet. Built-in 350W or 800W power amp configurations. AT 112H-350: 8.2 kg, AT 112H-800: 9.7 kg.
• AT 210V-350/800 ACT Active Cabinet The lightest 2x10 active cabinet specific for bass in the world. Most versatile cabinet. AT 210V-350: 9 kg, AT 210V-800: 10.3 kg.
• AT 212 Slim-800 ACT Active Cabinet The lightest 2x12 active cabinet specific for bass in the world. Compact shape for easy transport. 14.4 kg.
• AT 410-800 ACT Active Cabinet The lightest 4x10 active cabinet specific for bass in the world. Perfect for big stages with balanced sound. Built-in 800W power amp. 16.2 kg.
• GR In-Ear Monitors (i4 and i6) Comfortable, light, and powerful in-ear monitors designed for bass players. i4 features 2+2 drivers with 103 dB @ 1KHz sensitivity, 24Ohm impedance, 20Hz-20KHz frequency response. i6 features 3+3 drivers with 104 dB @ 1KHz sensitivity, 5mW max watt.
• Graphite Audio Plugin (VST/AAX/AU) Acqua Plugin audio software in VST, VST3, AAX, AU format designed by Acustica with GR Bass and SoundDrops. Bass amp plugin modeling the GR Bass ONE head and AT 212 cabinet. Features intuitive single-screen interface for fingerstyle, pick or slap playing styles.
• GRBass Accessories Italian-made accessories including bags for heads, covers for cabinets, straps, gig bags for bass, and high-quality cables.

Quantifiable outcome

• Cabinets are 50% lighter than classic wooden cabinets with same audio properties
• +2 more outcomes

Named customers12 records

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Two partnerships are on record, tiered core.

• Acustica AudiocoreTechnology or IntegrationGR Bass collaborated with Acustica Audio to develop the Graphite plugin - the first Acqua Plugin product fully dedicated to bassists. Acustica designed the plugin using GR Bass equipment (ONE head and AT 212 cabinet) as the basis for the software modeling.
• Jensen/SicacoreTechnology or IntegrationCustom speaker manufacturer for GR Bass products. All GR Bass cabinets use custom Jensen/Sica woofers designed specifically for the products.

Scale indicators3 records

Recent moves6 records

Expansion highlights6 records

Broad incumbents

• Ampeg: Iconic US bass amplifier brand (now owned by inMusic) with a broad amplifier and cabinet portfolio; a much larger incumbent that competes broadly in the same professional bass amp space with deeper resources and longer brand history.
• TC Electronic: Major pro audio and bass effects brand owned by Behringer/Music Tribe; competes with GR Bass's pedal and amp offerings at a broader scale with significantly larger R&D and marketing resources.
• Mesa Boogie: US-based premium amp manufacturer with a bass product line (Subway, Prodigy, Big Block); competes in the high-end bass amp category with broader guitar-amp portfolio and stronger brand recognition.

Direct peers

• Gallien-Krueger: US-based long-established manufacturer of bass amplifiers and cabinets; directly comparable product portfolio including lightweight amp heads and cabinets marketed to professional bassists.
• Aguilar Amplification: US-based boutique manufacturer of bass preamps, amplifiers, and cabinets; directly competes in the professional bass amp category with comparable product mix (heads, cabinets, pedals) and similar artist-driven marketing.
• Darkglass Electronics: Finland-based manufacturer of bass amplifiers, pedals, and cabinets; directly comparable as a boutique/premium bass amp brand targeting professional and prosumer bassists with similar product categories (heads, cabinets, pedals, combos).
• Hartke Systems: US manufacturer of bass amplifiers and cabinets known for aluminum cone speakers; a direct peer in the bass amp/cabinet category with strong pro-bassist brand recognition.
• Markbass: Italian manufacturer of bass amplifiers and cabinets founded in the early 2000s; the most direct head-to-head competitor given similar Italian design heritage, lightweight cabinet positioning, and professional bassist target market.
• Eden Amplification: US boutique bass amp manufacturer with comparable amp heads, cabinets, and combos targeting professional bassists; a direct niche competitor in the bass amplification segment.
• EBS (Evidence Based Solutions): Swedish manufacturer of bass amplifiers, cabinets, and pedals; comparable as a European boutique bass amp specialist serving the same professional and touring bassist customer base.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat3 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/graudiosrl

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 GRBass