G.R.A.S. Sound & Vibration

What G.R.A.S. Sound & Vibration does

G.R.A.S. Sound & Vibration is a private U.S.-based company founded in 1994 and headquartered in Twinsburg, Ohio, operating in the sound and vibration measurement and testing equipment segment. Its self-description positions the firm as a provider of testing instruments whose value proposition is that higher-quality measurement yields higher-quality end products for customers. The 2026 Automotive Testing Technology International (ATTI) Awards shortlisting places the company alongside suppliers serving automotive NVH, durability, and validation workflows, suggesting that automotive OEMs and Tier-1 suppliers are at least one target end-market for its measurement hardware.

Name

G.R.A.S. Sound & Vibration

Legal name

AH Consult ApS

Website

https://gras.us

Company type

Private

Founded year

1994

Operating status

Operating

Short description

G.R.A.S. Sound & Vibration is a privately held U.S. firm founded in 1994 that supplies sound and vibration testing and measurement equipment to engineering customers, including the automotive testing ecosystem.

Ownership category

akta.pro rank

Product category

Test & Measurement Equipment

NAICS

Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals (334515), Navigational, Measuring, Electromedical, and Control Instruments Manufacturing (3345), Navigational, Measuring, Electromedical, and Control Instruments Manufacturing (33451)

SIC

Industrial Instruments For Measurement, Display, And Control (3823), Instruments For Meas & Testing Of Electricity & Elec Signals (3825)

akta.pro primary industry

Test & Measurement Equipment (Oscilloscopes, DAQ, signal analyzers, calibration benches) (IMAGAFAC)

akta.pro secondary industry

Noise & Vibration Monitoring (Environmental/Community/Construction) (EUAHACAG)

Keywords

• Sound measurement equipment
• Vibration testing instruments
• Acoustic measurement microphones
• Product testing hardware
• Noise and vibration analysis

Headquarters

HQ city

Twinsburg

HQ country

United States

HQ region

North America

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Core offering

G.R.A.S. Sound & Vibration designs, manufactures, and supplies sound and vibration testing equipment used by organizations that evaluate the acoustic and vibrational performance of their products. The company's instruments support measurement, analysis, and quality assurance workflows across product development and production testing environments.

Product overview

No product and services information for G.R.A.S. Sound & Vibration was found in the provided source data.

Differentiator

Problem solved

Functional benefit

Ideal customer profiles1 record

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Expansion highlights2 records

Direct peers

• PCB Piezotronics (MTS Systems): Manufacturer of piezoelectric accelerometers and vibration sensors used in industrial, automotive, and aerospace test applications. Directly comparable to G.R.A.S. in vibration measurement instrumentation.
• HBK (Hottinger Brüel & Kjær): Global leader in sound and vibration test & measurement instrumentation. Direct overlap with G.R.A.S. in acoustic measurement microphones, vibration sensors, and analyzers serving automotive NVH, aerospace, and industrial customers.
• Dytran Instruments: Manufacturer of piezoelectric and MEMS accelerometers and vibration sensors for test and measurement. Comparable niche player serving automotive, aerospace, and industrial customers.
• Data Physics (SignalCalc / Abacus): Supplier of dynamic signal analyzers and vibration test controllers used in laboratory and production testing. Comparable to G.R.A.S. on the analyzer/instrument side of NVH testing.
• Kistler Group: Swiss-based manufacturer of dynamic measurement technology including pressure, force, acceleration, and acoustic sensors. Closely comparable product portfolio for automotive and industrial test customers.
• HEAD acoustics: Specialist in sound and vibration analysis, NVH testing, and voice/audio quality measurement. Directly competes in the acoustic and vibration test equipment niche with G.R.A.S.
• GRAS Sound & Vibration (Denmark HQ): Denmark-based parent brand of the global GRAS measurement-microphone business. Likely the corporate parent or sibling entity of the US firm, with directly overlapping acoustic measurement products and customer base.

Broad incumbents

• National Instruments (NI, part of Emerson): Broad-line test & measurement and data acquisition platform with significant overlap in vibration/acoustic DAQ and analyzer markets. Larger incumbent that competes on integrated hardware-software platforms.
• Siemens (LMS / Simcenter Test): Broad industrial automation and digital-twin software vendor with a Simcenter test & measurement portfolio covering NVH and acoustic testing. Overlaps with G.R.A.S. as a larger portfolio competitor.

Emerging players

• Müller-BBM (now part of Avnos / independent): Sound and vibration engineering services and instrumentation specialist serving automotive, rail, and environmental customers. Comparable niche focus with services and measurement products.

Market position

Weaknesses4 records

Competitive moat3 records

Key risks5 records

Key highlights4 records

Customer concentration

• LinkedInlinkedin.com/company/10942733

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 G.R.A.S. Sound & Vibration