NDT Systems

What NDT Systems does

NDT Systems Inc. is a privately held American manufacturer of ultrasonic non-destructive testing (NDT) equipment, founded in 1973 (firmographics list 1971) and currently headquartered at 300 Innovative Way, Suite 222, Nashua, NH following a relocation from Huntington Beach, CA effective November 1, 2023. The company designs and produces 100% USA-made instruments across four functional lines: thickness gauges (TG-110, TG-510, TG-570E EMAT, TG-900+, Novascope 6000), bond testers (Bondascope 3100, BondHub II imaging bond tester, Curlin Air air-coupled), flaw detectors (Avenger II), and supporting scanners, transducers, and accessories. It also distributes laser shearography NDT systems (FlawExplorer, FlawHunter) from sister company Dantec Dynamics. Underlying technology spans piezoelectric ultrasonic transduction, electromagnetic acoustic transducer (EMAT) methods for contactless measurement through coatings, air-coupled ultrasonics for non-contact inspection, and optical shearing interferometry for laser shearography, with compliance to AWS D1.1 and ASTM E1065 standards.

The company monetizes through one-time hardware sales via its own webstore and a 40+ country distributor network, complemented by transducer recertification/calibration services compliant with ASTM E1065. Public unit pricing on the webstore ranges from approximately $1,162 (TG-110 base unit) to $4,690 (TG-570E), with bond testers, scanners, and laser shearography systems quoted on application. End markets are diversified across aerospace (primary), oil and gas (primary), power generation (primary), and additional verticals including automotive, wind energy, military, nuclear, biomedical/food, and education. The firm's competitive positioning rests on 50+ years of ultrasonic specialization, multi-mode bond testing capability, ruggedized field-form-factor hardware, and cross-vendor interoperability with third-party bond testers and phased-array instruments.

Operationally, NDT Systems appears to be a small-headcount, founder-controlled, privately held business with no disclosed institutional investment, M&A activity, or parent/subsidiary structure. Recent strategic activity has been product-led (multiple new product launches 2023–2025), operationally consolidation-oriented (the CA-to-NH relocation), and commercially modernizing (webstore launch in 2025 and Dantec Dynamics laser shearography partnership). Distribution is hybrid: direct online storefront plus an extensive international distributor network and regional US distributors, with sales pursued through industry events (CAMX, ASNT, ECNDT), LinkedIn, YouTube, technical content marketing, and direct phone-based enterprise sales.

Name

NDT Systems

Legal name

NDT Systems Inc.

Website

https://ndtsystems.com

Company type

Private

Founded year

1973

Operating status

Operating

Headcount range

11–50 employees

Short description

NDT Systems Inc. is a privately held, USA-based manufacturer of ultrasonic non-destructive testing equipment — thickness gauges, bond testers, flaw detectors, and imaging systems — serving aerospace, oil and gas, power generation, and other industrial customers through direct webstore sales and a 40+ country distributor network.

Ownership category

akta.pro rank

Product category

Non-Destructive Testing Equipment

NAICS

Navigational, Measuring, Electromedical, and Control Instruments Manufacturing (33451)

SIC

Industrial Instruments For Measurement, Display, And Control (3823)

akta.pro primary industry

NDT/NDE Inspection Equipment (Ultrasonic, eddy current, radiography, thermography) (IMAGAFAI)

akta.pro secondary industries

NDT/Inspection & Corrosion Control Services (TLAKAJAG), Non-Destructive Testing (NDT) & Inspection Services (IMAIACAI), Non-Destructive Testing (NDT) & Advanced Inspection (Phased Array, TOFD, Guided Wave) (EUAEAKAF)

Keywords

• Ultrasonic testing equipment
• Non-destructive testing
• Thickness measurement gauges
• Flaw detection systems
• Bond testing instruments

Headquarters

HQ city

Huntington Beach

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Hardware Instruments Sales: One-time purchase of ultrasonic testing instruments including thickness gauges, flaw detectors, bond testers, and scanners. Products sold with 1-year warranty. Revenue generated through direct webstore purchases and distributor sales.
2. Transducers and Accessories: Comprehensive range of ultrasonic transducers including contact, dual element, shear wave, delay line, immersion types. Also includes transducer cables, calibration blocks, wedges, and instrument-specific accessories. Aftercare and recertification services for all probes.
3. Service, Repair, and Calibration: Calibration, service, and repair performed at company facility with fast turnaround. Transducer recertification service compliant with ASTM E1065 Standard Guide. Return Merchandise Authorization process for repairs.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels7 records

Core offering

NDT Systems designs, manufactures, and sells ultrasonic non-destructive testing (NDT) instruments including bond testers, thickness gauges, flaw detectors, and C-scan imaging systems used to inspect composites, metals, and welds in industrial applications. The company also distributes laser shearography systems sourced through sister company Dantec Dynamics and supplies ultrasonic transducers, scanners, accessories, plus factory-based calibration, repair, and recertification services. All products are 100% manufactured in the USA at the Nashua, NH facility.

Product overview

NDT Systems offers a comprehensive portfolio of ultrasonic non-destructive testing (NDT) instruments comprising three primary product lines: (1) Thickness Gauges including TG-110, TG-510, TG-570E (EMAT), TG-900+, and Novascope 6000 for precision and corrosion measurement; (2) Bond Testers including Bondascope 3100, BondHub II (imaging), and Curlin Air (air-coupled) for composite and adhesively bonded structure inspection; (3) Flaw Detectors including Avenger II for portable defect detection; and (4) Supporting products including precision X-Y scanners (CrosScan), ultrasonic transducers (contact, dual element, delay line, immersion, angle beam), and accessories. The company also distributes laser shearography systems (FlawExplorer, FlawHunter) from Dantec Dynamics. Products are designed for aerospace, oil and gas, power generation, automotive, and transportation industries with applications including bond testing, thickness measurement, corrosion inspection, weld inspection, flaw detection, and composite inspection. All products are manufactured in the USA.

Differentiator

Problem solved

Functional benefit

Products and services

• Bondascope 3100 Handheld ultrasonic bond tester operating in three modes (Pitch-catch, Mechanical Impedance Analysis, and Resonance) for evaluating composite, laminated, and honeycomb test samples in aerospace and manufacturing applications. Features automatic probe recognition, programmable user setups, and alarm modes.
• BondHub II Imaging Bond Tester Portable, battery-operated imaging bond tester providing C-scan images in Resonance, Pitch-Catch, and MIA modes. Compatible with all NDT Systems scanners and the Bondascope 3100, as well as bond testers from other manufacturers, with extensive image analysis capabilities for aerospace composites inspection.
• Curlin Air Contactless air-coupled ultrasonic flaw detector requiring no surface preparation or couplant. Detects voids, impact damage, and disbonds in water-incompatible materials including composites, propellants, wood, and foam panels, with factory calibration.
• Avenger II Lightweight (800g) handheld ultrasonic flaw detector with IP66 ruggedized aluminum construction. Features A-Scan and B-Scan data capture, 100 hours of UT data recording, AWS code compliance, CE marking, and Avengsoft Interface software for PC data transfer.
• TG-110 Corrosion Thickness Gauge Portable corrosion thickness gauge with dual element transducers, auto probe recognition, through-coat measurement capability, B-scan mode, alarm modes, 150-hour battery life, and data logging for up to 50,000 readings.
• TG-510 Corrosion Thickness Gauge Portable corrosion thickness gauge with multiple measurement modes (ECHO, DUAL ECHO, PEAK-to-PEAK) and Control, A-Scan, and B-Scan display modes for versatile inspection applications.
• TG-570E EMAT Thickness Gauge EMAT (Electromagnetic Acoustic Transducer) thickness gauge for contactless measurement of ferromagnetic and paramagnetic materials. Measures through painted, oxidized, or oily surfaces up to 6mm thick without couplant, and handles high temperatures up to 1100°F (600°C) with specialized probes.

Quantifiable outcome

• Components up to 2m² can be recorded and interpreted in less than 60 seconds using Laser Shearography
• +6 more outcomes

Segments9 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration4 records

Feature7 records

Partnerships

One partnership is on record.

• Dantec DynamicscoreTechnology or IntegrationNDT Systems partners with Dantec Dynamics (described as a sister company) to offer laser shearography NDT solutions to customers. This includes the FlawExplorer and FlawHunter laser shearography systems. Dantec provides the core laser speckle shearing interferometry technology while NDT Systems distributes and supports these products as part of their composite inspection portfolio.

Scale indicators4 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• Evident (formerly Olympus Scientific Solutions): Evident/Olympus is the global market leader in industrial ultrasonic NDT equipment, offering thickness gauges, flaw detectors, phased-array instruments, and bond testers. It competes head-on with NDT Systems across the full ultrasonic product stack and is the dominant competitor in aerospace, oil & gas, and power.
• Waygate Technologies (formerly GE Inspection Technologies / Baker Hughes): Waygate Technologies is a broad industrial NDT incumbent offering ultrasonic, eddy current, radiographic, and CT inspection solutions. It overlaps with NDT Systems in ultrasonic thickness gauging and flaw detection for energy, aerospace, and manufacturing customers.
• MISTRAS Group: MISTRAS Group is a major provider of NDT services and a manufacturer of ultrasonic and acoustic emission instrumentation. It competes with NDT Systems both in equipment sales and in the oil & gas, aerospace, and power generation inspection services market.
• Krautkrämer (Baker Hughes): Krautkrämer, now part of Baker Hughes, is a heritage brand in ultrasonic NDT instruments with deep penetration in thickness gauging and flaw detection. It is a broad-incumbent peer to NDT Systems across most of the same end markets.

Direct peers

• Sonatest: Sonatest is a UK-based direct competitor in portable ultrasonic flaw detectors and thickness gauges, serving aerospace, oil & gas, and power generation with a comparable product portfolio to NDT Systems' Avenger II and TG-series gauges.
• Zetec: Zetec manufactures ultrasonic and eddy current NDT instruments widely used in aerospace, power generation, and oil & gas. It is a direct peer to NDT Systems in flaw detection and offers overlapping products for safety-critical inspection applications.
• Sonotron NDT: Sonotron NDT is an Israel-based manufacturer of ultrasonic flaw detectors and thickness gauges with a product range closely aligned to NDT Systems' Avenger II and TG-series instruments, serving similar industrial end markets.
• Magnetic Analysis Corporation (MAC): MAC is a US-based NDT equipment manufacturer offering ultrasonic, eddy current, and flux leakage test systems for metal processing and finished-part inspection. It is comparable to NDT Systems as a similarly sized, multi-modality NDT instrumentation specialist.

Others

• Dantec Dynamics: Dantec Dynamics is NDT Systems' sister company and the technology partner behind the FlawExplorer and FlawHunter laser shearography product line. It is included as an adjacent/partner peer given its intertwined commercial relationship with NDT Systems.

Regional players

• Nippon Avionics (Avio): Nippon Avionics/Avio is a Japan-based NDT equipment manufacturer with strong ultrasonic and infrared thermography product lines serving primarily Asian aerospace and industrial markets. It is a regional peer to NDT Systems with overlapping ultrasonic capabilities.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/channel/UCjTGT-rIGhUjKP-RV4BcVjA
• LinkedInlinkedin.com/company/ndt-systems-inc-

Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 NDT Systems