What Delhi Test House does

Delhi Test House (DTH) is a privately held, NABL-accredited third-party testing laboratory founded in 1975 in Delhi, India, by Late Sh. C.R. Goel. The company provides independent analytical, certification, and quality assurance services to government bodies, statutory authorities, manufacturers, research institutes, NGOs, and consumer organizations, with documented capability to test more than 5,000 product categories. Service verticals span electronics and electrical equipment, H.T./L.T. cables and transformers, domestic appliances, rubber and polymer products, fire extinguishers, toys, building materials, metals and alloys, chemicals, food, AYUSH, and pharmaceutical products, complemented by environment and water pollution testing.

The laboratory operates state-of-the-art analytical instrumentation across chemical, mechanical, electrical, electronics, photometric, and biological testing domains, and offers a dedicated EMC/EMI compliance facility for electromagnetic compatibility work. Regulatory positioning is built on NABL accreditation, BIS recognition, ISO 9001 (quality), ISO 14001 (environmental management), and ISO 18001 (occupational health and safety) certifications, with additional approvals from APEDA, FSSAI, the Export Inspection Council, Ministry of Environment and Forest under EPA-1986, Drug Controller of India, and the Ayush Department. Add-on revenue lines include product certification, quality assurance consultancy, and industry training.

DTH operates a fee-for-service testing model on a per-sample or per-test basis with quote-based pricing and published TEC rate lists, distributed through sales-led B2B direct outreach via phone, email, and website contact. Ownership and management remain within the founding Goel family, with no disclosed venture capital, private equity, or institutional investment. Geographic reach is described as multi-location within India, though only the Delhi headquarters is documented, and operating geographies are restricted to India with focus on Delhi NCR.

Name

Delhi Test House

Legal name

Delhi Test House

Website

https://delhitesthouse.com

Company type

Private

Founded year

1975

Operating status

Operating

Headcount range

501–1,000 employees

Short description

Delhi Test House is a privately held, NABL-accredited third-party testing laboratory founded in 1975 in Delhi, India, offering analytical and certification services across more than 5,000 product categories for government bodies, manufacturers, statutory authorities, and NGOs.

Ownership category

akta.pro rank

Product category

Third-Party Testing & Inspection Services

NAICS

Testing Laboratories and Services (54138), Testing Laboratories and Services (541380)

SIC

Services-Testing Laboratories (8734)

akta.pro primary industry

Electrical Testing & Certification (Protection Relays, Switchgear, Transformers) (EUAEAHAG)

akta.pro secondary industries

Non-Destructive Testing (NDT) & Diagnostics (IR/UV, PD, vibration, acoustic) (EUADAJAE), Commissioning, testing & energization services (HVT, relay testing, SAT) (EUADAKAE), Stack/Source Emissions Testing & CEMS Support (EUAHACAB)

Keywords

• Testing laboratory services
• Product certification
• Quality assurance testing
• Analytical testing services
• Third-party inspection

Headquarters

HQ city

Delhi

HQ country

India

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Infrastructure, Technology or R&D, Supply Chain

Revenue model

1. Testing and Inspection Services: Fee-for-service testing and inspection across multiple product categories including electronics, food, pharmaceuticals, metals, chemicals, and environmental testing. Services are rendered on a per-sample or per-test basis with customized testing protocols.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

Delhi Test House (DTH) is a NABL-accredited, BIS-recognized, ISO 9001/14001/18001-certified third-party testing laboratory founded in 1975. It provides analytical testing and inspection services across electrical, electronics, cables/transformers, domestic appliances, rubber, fire extinguishers, toys, building materials, metals, chemicals, food/agriculture/Ayush/pharmaceutical products, EMC compliance, and environmental/water pollution categories, complemented by product certification, quality assurance, and training services.

Product overview

Delhi Test House (DTH) is a diversified NABL-accredited testing laboratory offering a comprehensive portfolio of analytical and testing services. Founded in 1975, the company operates as a multi-location, multi-product testing agency providing third-party independent testing, certification, quality assurance, consultancy, and training services. The core offerings span multiple service categories including Electrical & Electronics Products Testing, H.T./L.T. Cables and Transformers Testing, Domestic Electrical Appliances Testing, Tyre & Rubber Products Testing, Fire Extinguisher Testing, Toys & Sports Equipment Testing, Building Materials/Wood/Metals Testing, Chemical Testing Services, Food/Ayush/Pharmaceutical Products Testing, EMC Compliance Testing, and Environment/Water Pollution Testing. These services are complemented by product certification, quality assurance, and training modules to provide end-to-end support for industries, government bodies, and regulatory authorities.

Differentiator

Problem solved

Functional benefit

Products and services

• Electrical & Electronics Products Testing Comprehensive testing services for electronic products including audio equipment, luminaries, IT equipment, power supplies, stabilizers, safety facilities, telecommunication equipment, environmental testing, solar PV modules, and medical accessories, targeted at manufacturers seeking BIS/IEC compliance.
• H.T./L.T. Cables, Transformers, Wiring Accessories & Conductors Testing Testing services for high tension and low tension cables, transformers, inductors, wiring accessories, conductors, rotating electrical machines, cells, batteries, and electrical meters, served to infrastructure and electrical equipment manufacturers.
• Domestic Electrical Home Appliances Testing Testing services for household electrical appliances including refrigerators, air conditioners, fans, water heaters, cooking appliances, and laundry equipment, for appliance manufacturers and importers.
• Tyre & Rubber Allied Products Testing Testing services for polymer and rubber products including rubber seals, hoses, automotive components, PVC pipes, and packaging materials, targeted at tyre, automotive, and polymer manufacturers.
• Portable/Wheeled Fire Extinguisher Testing Testing services for fire extinguishers and firefighting equipment including dry chemical powders and foam concentrates, targeted at fire safety equipment manufacturers and compliance authorities.
• Toys & Sports Equipment Testing Safety and quality testing services for toys and sports equipment to ensure compliance with relevant standards, targeted at toy and sports goods manufacturers and importers.
• Building Materials, Wood & Metals Testing Comprehensive testing services for construction materials including concrete, cement, bricks, tiles, wood products, metals, alloys, and NDT services, targeted at construction firms, infrastructure developers, and material manufacturers.
• Chemical Testing Services Testing services for general chemicals, pesticides, cosmetics, and industrial chemicals including food-grade additives and toiletries, targeted at chemical manufacturers and importers.
• Food & Agricultural/Ayush/Drug & Pharmaceutical Products Testing Comprehensive testing for food products, agricultural commodities, AYUSH products, drugs, pharmaceuticals, milk & dairy products, and fortified foods, targeted at food processors, exporters, pharmaceutical manufacturers, and agricultural producers under FSSAI and APEDA compliance.
• EMC Compliance Test Facilities Electromagnetic compatibility testing services including EMI/EMC testing for electrical and electronic products according to international standards, targeted at electronics manufacturers and exporters.
• Environment & Pollution Water Testing Water quality testing and environmental pollution testing services including drinking water, packaged water, and swimming pool water analysis, targeted at municipal bodies, environmental regulators, packaging firms, and consumer organizations.
• Product Certification Services Product certification and conformity assessment services to support market access and regulatory compliance, targeted at manufacturers seeking BIS and statutory certifications.
• Quality Assurance Services Quality assurance consultancy and technical support for industries and regulatory bodies, targeted at organizations seeking QA program support and process improvement.
• Training Services Professional training services for industry personnel on testing procedures and quality standards, targeted at industry QA professionals and technical staff.

Quantifiable outcome

• Testing capability across 5000+ products

Named customers4 records

Segments4 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Seven partnerships are on record, tiered core and minor.

• NABL (National Accreditation Board for Testing and Calibration Laboratories)coreOthersNABL provides laboratory accreditation ensuring testing results meet international standards. Delhi Test House holds NABL accreditation for its testing services.
• Bureau of Indian Standards (BIS)coreOthersBIS recognition allows Delhi Test House to conduct testing and certification for products requiring BIS standards compliance.
• APEDAcoreOthersAgricultural and Processed Food Products Export Development Authority recognition for food product testing and export certification.
• FSSAIcoreOthersFood Safety and Standards Authority of India recognition for conducting food safety testing per FSSAI standards.
• Export Inspection CouncilcoreOthersMinistry of Commerce body providing recognition for export-related testing and inspection services.
• Delhi Metro Rail CorporationminorOthersIndo-Japanese joint venture; DTH provides testing services for metro infrastructure projects.
• EESLminorOthersEnergy Efficiency Services Limited; DTH provides testing services for energy-related products and equipment.

Scale indicators3 records

Recent moves5 records

Expansion highlights3 records

Regional players

• National Test House (NTH): National Test House is an Indian government-operated testing laboratory with regional centers across India — a direct public-sector peer covering similar product/material testing categories as DTH and competing for government and statutory body contracts in Delhi NCR.
• National Physical Laboratory (NPL India): CSIR-NPL is India's national metrology institute providing calibration and materials testing reference services — a peer in the testing/calibration ecosystem that competes for high-precision industrial and government testing contracts in the Delhi region.

Broad incumbents

• Intertek India: Intertek is a global TIC major with India operations across electrical/electronics, EMC, food, pharma, and environmental testing — offering the same third-party accredited testing services as DTH with broader geographic coverage and larger commercial teams.
• Eurofins India: Eurofins operates food, pharma, environmental, and product testing laboratories in India, directly overlapping with DTH's food/pharma/environment testing categories while offering much larger international lab capacity and analytics infrastructure.
• TÜV SÜD South Asia: TÜV SÜD operates testing labs in India covering electrical safety, EMC, cables, transformers, and product certification — directly competing with DTH in the same IEC-standard electrical testing niche while offering deeper global certification reach.
• Applus+ IDIADA India: Applus+ provides TIC services in India across electrical/electronics, automotive, and product testing — a credible peer with global accreditations competing in the same diversified product testing space as DTH.
• TÜV Rheinland India: TÜV Rheinland provides testing and certification for electrical/electronic products, solar PV, batteries, and EMC in India — competing head-to-head with DTH in the same IEC-standard testing categories for cables, transformers, electronics, and consumer appliances.
• SGS India: SGS is a global TIC (testing, inspection, certification) giant with a pan-India laboratory network covering electrical/electronics, food, pharma, environmental, and industrial product testing — directly overlapping with DTH's diversified portfolio but with significantly larger scale and global accreditation footprint.
• Bureau Veritas India: Bureau Veritas operates a wide India lab network across electrical product safety, EMC, food, pharma, and commodities testing, providing the same NABL-equivalent accredited services as DTH but with international brand, multi-city footprint, and stronger enterprise account coverage.
• DNV India: DNV provides testing, inspection, and certification services in India including electrical product testing and energy infrastructure certification — overlapping with DTH's electrical testing and certification work while serving global clients.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/delhiteshouse
• LinkedInlinkedin.com/company/delhitesthouse

Compliance9 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 records

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 Delhi Test House