EMC testing labs in California
Looking for EMC testing services in California (CA)? This directory lists accredited EMC and EMI laboratories and consultancies with locations in California—ideal for emissions and immunity testing, standards compliance, and pre-certification support. Explore geocoded sites on the map, then refine results by accreditation, test type, industry, and other filters. Open a lab profile for full capabilities, standards, and contact details.
Map shows one pin per geocoded address in California. Right now: 27 locations across 22 labs.
Showing 22 of 109 labs
Atlas Compliance & Engineering is an A2LA-accredited (ISO/IEC 17025, Certificate No. 1007-01, ILAC MRA) independent EMC testing laboratory located in San Jose, California, operating since 1997 with over 25 years of regulatory compliance testing experience. The lab specializes in EMC testing for North American, European, Japanese, Korean, and other international markets, and positions itself as an off-site regulatory testing department working seamlessly with client teams from early development through production. Emissions testing capabilities include radiated emissions, conducted emissions, harmonic current, voltage flicker, and pre-scan testing. Markets and standards covered include FCC and ISED Canada (North America), CE Mark (European Union), VCCI (Japan), KCC (Korea), BSMI (Taiwan), and C-Tick (Australia and New Zealand). Immunity testing covers ESD (IEC 61000-4-2), radiated RF fields (IEC 61000-4-3), EFT/burst (IEC 61000-4-4), surge (IEC 61000-4-5), conducted RF (IEC 61000-4-6), magnetic field (IEC 61000-4-8), and voltage dips and variations (IEC 61000-4-11), supporting CE Mark under the EMC Directive and KCC marking requirements. Transmitter certification services are offered for wireless devices, and product safety testing and on-site (in situ) testing are also available. The lab is recognized for providing direct technical assistance and troubleshooting guidance when issues arise during testing, a characteristic noted consistently in client testimonials.
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Avalon Test Equipment is a test and measurement solutions company with over 25 years in the industry, serving telecommunications, aerospace, defense, and semiconductor markets. In addition to their core business of T&M equipment rentals, sales, calibration, and repair, Avalon operates two A2LA-accredited (ISO/IEC 17025) semi-anechoic EMI/EMC chambers offering in-house testing services and chamber rental to clients requiring MIL-STD-461 and RTCA/DO-160 compliance testing. EMC testing services offered through the lab include radiated emissions (9 kHz to 40 GHz), radiated immunity (confirming equipment resilience against radiated RF fields and high-field sources), conducted emissions, and ESD and power line surge testing (up to 30 kV ESD, up to 6 kV surge). Standards supported include MIL-STD-461, RTCA/DO-160, CE marking, and IEC test methods for automotive, defense, and aerospace applications. Chamber and equipment rental is available for clients who prefer to conduct testing independently on-site. The calibration lab provides ISO/IEC 17025-accredited calibration and repair services with traceable calibration certificates, measurement data documentation, and 24-hour turnaround options. Equipment inventory for rent and sale spans EMC/EMI receivers and analyzers, RF power amplifiers, transient generators, LISNs, ESD simulators, EMC probes and antennas, and environmental simulation equipment from leading manufacturers including Rohde & Schwarz, Keysight, Anritsu, Tektronix, and ETS-Lindgren.
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BWS Tech Inc. is a regulatory compliance consultancy specializing in Korea KC EMC and RF product approvals, founded and led by a compliance engineering professional with over 33 years of experience in operations management and regulatory compliance across the US and Korea. The founder previously established Haitong EMC Inc. in 1993, which operated an accredited EMC and wireless testing laboratory with official accreditation from South Korea's Ministry of Information Radio Research Lab, providing deep firsthand knowledge of the Korean regulatory infrastructure. BWS Tech assists manufacturers in achieving KC Mark certification by managing the full approval process including regulatory requirements identification, documentation preparation, coordination with Korean regulatory bodies, and client advocacy to streamline approvals. The company maintains established relationships with regulatory authorities across Korea and has a track record of efficient, cost-effective approval processes. Prior to founding BWS Tech, the founder held a role at Samsung Electronics managing US-Korea business development. Services are suited to international manufacturers — particularly those based in North America — seeking market access in South Korea for electronics, wireless devices, and EMC-regulated products.
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Bay Area Compliance Laboratories Corp. (BACL) is a full-service independent testing and certification laboratory founded in 1996 and based in Sunnyvale, California. The lab holds an extensive portfolio of accreditations: A2LA-accredited to ISO/IEC 17025:2017 (Certificate No. 3279.02) for EMC, product safety, licensed radio and unlicensed wireless devices, wireline telecommunications, and lighting; ISO/IEC 17065:2012-accredited by A2LA (Certificate No. 3279.03) as a product certification body; OSHA-recognized as a Nationally Recognized Test Laboratory (NRTL) for electrical safety; Standards Council of Canada (SCC) accredited; IECEE CB Scheme recognized as both a CB Testing Laboratory (CBTL) and National Certification Body (NCB); US EPA ENERGY STAR recognized test laboratory; California Energy Commission approved test laboratory; and City of Los Angeles (LADBS) recognized electrical testing laboratory. EMC emissions testing covers radiated and conducted emissions for ITE, telecommunications terminal equipment, medical electrical equipment, industrial/scientific/medical equipment, professional audio/video, industrial equipment, cable distribution systems, railway, marine, and energy-efficient lighting. EMC immunity testing spans the IEC 61000-4 series including ESD, radiated immunity, EFT/burst, surge, and conducted immunity. Wireless testing capabilities include unlicensed and licensed RF devices, SAR, dynamic frequency selection (DFS), GPS/GNSS, and hearing aid compatibility (HAC), with testing to FCC, ISED Canada, ETSI/RED, Singapore IMDA, Japan MIC/VCCI, South Korea, Vietnam, Taiwan, and other regulatory frameworks. Product safety testing covers ITE, medical, industrial, and consumer product categories under NRTL and international schemes. As a NIST-designated Telecommunications Certification Body (TCB) accredited to ISO/IEC 17065, BACL can issue FCC authorizations across all unlicensed (Scopes A1–A4) and licensed (Scopes B1–B4) RF device categories and telephone terminal equipment (Scope C). Certification recognition extends to ISED Canada, Singapore, Hong Kong, Japan, EU (EMC Directive and Radio Equipment Directive), UK (EMC and Radio Equipment Regulations), Australia ACMA, Taiwan NCC/BSMI, South Korea, Vietnam, Indonesia, Israel, and Mexico IFT.
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Bureau Veritas
Bureau Veritas Consumer Products Services (CPS) is the testing, inspection, and certification division of Bureau Veritas, a global TIC organization founded in 1828 with over 78,000 employees worldwide. In North America, Bureau Veritas operates EMC and wireless testing facilities at Sunnyvale and Milpitas, California; Auburn Hills (Detroit area), Michigan; Littleton, Massachusetts; and Buffalo, New York. All US labs hold A2LA accreditation to ISO/IEC 17025 and are approved by multiple automotive OEMs including Ford, General Motors, JLR, and Volkswagen. EMC capabilities across the US network cover automotive component EMC testing (CISPR 25, ISO 11452, ISO 7637, ISO 10605, SAE J1113), radiated and conducted emissions, radiated and conducted immunity (IEC 61000-4-3, FCC Part 15B, ANSI C63.4, IEC 61000-4-2), ESD, transient immunity on supply lines, dips/drop/surge, V2X conformance for wireless security and networking, and wireless connectivity testing for Wi-Fi, Bluetooth, BLE, and short-range devices. Automotive OEM specifications supported span SAE, ISO, Ford, GM, Hyundai/Kia, FCA/Stellantis, Daimler, VW/Audi/Porsche, BMW, PSA, Renault, Honda, Nissan, Mazda, and JLR. The Auburn Hills facility, which is Bureau Veritas' Automotive Center of Excellence in the US, is noted as the largest third-party automotive EMC validation facility in Michigan. The Sunnyvale facility serves as a hub for OTA (over-the-air) testing and is recognized by GCF, Wi-Fi Alliance authorized test lab status, Bluetooth Qualified Test Facility, and PTCRB. Medical device EMC and safety testing to the IEC 60601 and IEC 80601 series, including FDA ASCA program participation, NRTL recognition, and IECEE CB scheme, is available at the Sunnyvale and Littleton locations. Global Market Access (GMA) services covering 200+ countries and territories are offered across the network.
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CKC Laboratories, Inc. is an independent EMC testing organization founded in 1973 with over 50 years of testing experience, operating facilities in Fremont and Chatsworth, California and Canyon Park, Washington. The company holds FCC Telecommunications Certification Body (TCB) status, is a Conformity Assessment Body (CAB) for Canada, serves as an EU Notified Body and UK Certified Body, holds ITAR/EAR registration, and is NIST SP 800-171 compliant. Staff includes iNARTE-certified engineers. CKC was the first US-based firm to assist mainframe computer manufacturers with VDE compliance testing and the first US-based lab to receive EN 45001 accreditation for transmitter testing. Aerospace and avionics EMC testing is a core specialty, with Fremont, Chatsworth, and Canyon Park facilities configured specifically for this purpose. RTCA/DO-160 capabilities include radiated susceptibility testing to Section 20 up to 200 V/m (10 kHz to 18 GHz) with HIRF testing available up to 3,000 V/m (DO-160E Category K and DO-160F/G Category G) for EUTs up to 32 cu ft, and up to 7,000 V/m (Category L) for smaller highly reflective EUTs. The Canyon Park reverberation chamber is a copper-lined 10' × 18' × 8' shielded enclosure with vertical z-fold paddles, capable of both mode-tuned and mode-stirred DO-160 procedures with a 4' × 10' × 3' test volume. Lightning transient testing covers up to Levels 1–5 for DO-160E Section 22 plus Waveform 6 multiple burst, as well as Boeing D6-16050 Landing Gear Level, Airbus ABD0100.1.2 G Landing Gear Level, and Airbus-specific cable bundle impedances including waveform 5A up to 2,000 V / 2,000 A. Additional aerospace standards include Boeing D6-16050-2/3/4, Boeing D200Z001, and NASA EMC requirements. Military EMC testing (MIL-STD-461) is also offered. Commercial and commercial automotive EMC testing covers FCC, ISED Canada, CE Mark, Korea approvals, medical device EMC (IEC 60601-1-2), wireless/transmitter testing, IC EMC testing, in-situ EMC testing, antenna calibrations, and engineering services. Agency certification for FCC, Industry Canada, and CE Mark is handled through the affiliated CKC Certification division. Environmental and dynamics testing is available at the Pacific Northwest and Southern California facilities. Safety testing and EMC training webinars and dedicated seminars are also offered.
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Compatible Electronics, Inc. (CEI) is an ISO/IEC 17025-accredited and ISO/IEC 17065-accredited testing and certification laboratory founded in 1985 in Brea, California. The company operates three facilities in Southern California: headquarters in Lake Forest, a second lab in Brea (Orange and San Diego County), and a third location in Newbury Park (Ventura County). CEI is NVLAP-accredited (Lab Code 200527-0), holds ANAB accreditation (Accreditation ID 0567) for product certification, is designated by NIST, and is appointed by the FCC as a Telecommunications Certification Body (TCB). The lab is also an ILAC MRA-recognized laboratory and participates in the FDA's Accreditation Scheme for Conformity Assessment (ASCA) program under IDs TL-80, TL-81, and TL-82. EMC testing capabilities cover radiated and conducted emissions, radiated and conducted immunity, ESD, EFT/burst, surge, power frequency magnetic field, harmonic current, and voltage flicker. Standards addressed include CISPR 11, CISPR 32, IEC 61000-3-2, IEC 61000-3-3, and the full IEC 61000-4 immunity series. Medical device EMC testing is conducted to IEC 60601-1-2 and IEC 61326-2-6, with additional medical safety testing covering IEC 60601-1, ANSI/AAMI ES60601-1, and numerous IEC 60601-2-series particular standards including cardiac defibrillators, lung ventilators, infusion pumps, surgical equipment, and home healthcare devices. Commercial avionics testing is performed to RTCA DO-160. Regulatory certifications supported include FCC, CE Mark, UKCA, and ISED Canada. Product safety testing spans IEC 60601-1, IEC 60204-1, IEC 60335-1, IEC 61010-1, IEC 62368-1, IEC 61851 (EV charging), and others, with NRTL certification available for medical devices. CEI's staff includes iNARTE-certified EMC engineers and accredited test lab engineers. EMC consulting services include pre-compliance testing, EMC design review, test and control plan development, and regulatory research.
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DNB Engineering, Inc. is a NVLAP-accredited EMC, EMI, HIRF, lightning, and environmental testing laboratory with its corporate headquarters at 1750 Raymer Avenue in Fullerton, California, a dedicated lightning testing facility in Anaheim, California, and an additional facility in Coalville, Utah. The company has been involved in engineering and qualification testing for most major aerospace and defense prime contractors and hundreds of their subcontractors across the US over the past 40+ years. Accreditations and recognitions include NVLAP, FCC, CE, Nemko, CSA, TÜV, VCCI, and SEMI. DNB maintains a strategic collaboration with the National Radio Research Agency of Korea and has participated in testing for major military, aerospace, automotive, and commercial programs across its history. EMC and EMI testing capabilities cover the full scope of RTCA/DO-160 (all revisions and sections), MIL-STD-461, MIL-STD-464, MIL-STD-704, MIL-STD-1275, MIL-STD-1399, and SAE ARP 5412–5416. HIRF testing and direct and induced-effect lightning testing are specialty capabilities offered at the Anaheim lightning facility. ESD testing, connector and component qualification testing, and product safety testing are also offered. Environmental testing capabilities include MIL-STD-810, HALT/HASS, vibration, and shock testing, with expanded shock and vibration capabilities added in 2025. Custom products including Line Impedance Stabilization Networks (LISNs) are manufactured and available for sale. Industries served include military, aerospace and space, automotive, and commercial electronics, with particular depth of experience in aviation, space, and defense programs.
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Element Materials Technology
Element U.S. Space & Defense is an ISO/IEC 17025-accredited EMC and EMI testing and engineering organization with a network of laboratories described as the largest EMI testing lab network in North America. The company has operated for nearly 50 years and holds Verizon Independent Test Laboratory recognition under the NEBS program. It is a division of Element Materials Technology and serves the defense, space, aerospace, and telecommunications industries. Customers include Boeing, Lockheed Martin, Raytheon, Northrop Grumman, Collins Aerospace, Pratt & Whitney, L3 Communications, General Electric, Eaton Aerospace, Aerojet Rocketdyne, the US Department of Defense, ViaSat, and United Technologies. EMC/EMI testing capabilities include harmonics and flicker, EFT, voltage dips and interrupts, electrical surge, radiated susceptibility up to 200 V/m (10 kHz to 40 GHz), magnetic susceptibility (DC to 100 kHz), HIRF testing (400 MHz to 18 GHz), mode-tuned and mode-stirred chamber testing, and indirect lightning testing (to 10 kV/10 kA, multiple stroke, multiple burst, and single stroke per SAE ARP 5416, DO-160, Airbus, and Boeing specifications). ESD testing covers a wide range of network models up to ±30 kV contact and air discharges, 300 kV vertical lift simulation, and P-static discharges. Chamber infrastructure includes 3-meter and 10-meter listed semi-anechoic chambers as well as 40' × 40' × 20' semi-anechoic chambers for military and aerospace applications, TEM cells, and strip line cells. NEBS/telecom/ITE compliance testing covers GR-1089-CORE and RBOC supplements (Verizon and AT&T), acoustic noise, bonding and grounding, DC power characteristics, and energy efficiency (TEER). International market approvals supported include FCC, CE (EN 61000-4-x series, CISPR 32/35, EN 55024), MIL-STD-461/462/464, MIL-STD-704, MIL-STD-1275, MIL-STD-1399 Section 300, RTCA DO-160, VCCI, BSMI, Korea MIC, IC ICES-003, IEEE C37.90.1/C37.90.2, ETSI EN 301 489, and AS/NZS CISPR 22. EMC/EMI engineering services include Electromagnetic Environmental Effects (E3) test and analysis of systems and platforms, EMC control plans, product design review and compliance risk assessments, EMI/EMC design hardening, pre-compliance testing, troubleshooting and mitigation, requirements gap analysis, and test plan and procedure development. All engineering work is supported by NARTE-certified engineers.
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ITC Engineering Services is an EMC/EMI compliance testing laboratory based in Sunol, California, with over 40 years of experience in electromagnetic compatibility testing. The lab serves a broad range of industries including information technology equipment (ITE), medical devices, audio/video equipment, industrial equipment, and aerospace and defense. EMC testing capabilities cover a comprehensive set of international standards including IEC/EN 61000-6-1 through 61000-6-4 (generic emissions and immunity), IEC/EN 61326-1 for measurement and laboratory equipment, EN 55011/CISPR 11 for ISM equipment, EN 55022/CISPR 22 for ITE, EN/IEC 60601-1-2 for medical devices, and MIL-STD-461 for military and aerospace applications. For large or immovable equipment, the lab also conducts on-site evaluations. Additional services include product safety testing, environmental simulation testing, wireless and telecom approvals, engineering and compliance consulting, and field evaluation services for National Electric Code (NEC) compliance.
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Montrose Compliance Services is an ISO/IEC 17025-assessed EMC test and compliance laboratory based in Santa Clara, California, specializing in in situ EMC conformity assessment for large industrial products that cannot practically be tested in a traditional chamber environment. The lab's primary focus is on Industrial, Scientific and Medical (ISM) equipment and Information Technology Equipment (ITE), with particular depth in semiconductor manufacturing equipment. Testing utilizes the Technical File route where appropriate, based on the product's environment of use, with compliance services delivered on a worldwide basis. Beyond in situ testing, Montrose offers PCB and system-level EMC consulting and troubleshooting, product safety compliance to SEMI standards and EU directives (including the Machinery, Low Voltage, and CE directives), and expert witness services covering patent litigation and electrical design disputes. The firm also provides global EMC training and seminars under the registered "EMC Made Simple®" brand, covering topics including PCB design, signal integrity, grounding, shielding, and testing methodology.
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Note: RMV Technology Group is a specialist ESD materials testing, training, and consulting organization, not a traditional EMC compliance test laboratory. Their focus is on ESD packaging, materials, and handling compliance for space, defense, medical, and pharmaceutical applications. RMV Technology Group LLC is a Service-Disabled Veteran-Owned Small Business (SDVOSB) and Hispanic-owned NASA Industry Partner located onsite at NASA Ames Research Center, Space Portal Building 555, in Moffett Field, California. Founded in 2009 by Bob Vermillion — who was named ESD Technical Authority for NASA in 2018 — the company operates what it describes as the largest and most advanced ESD/EMI materials testing facility on a NASA site, and is a member of the American Council of Independent Laboratories (ACIL). The laboratory specializes in ESD and EMI materials testing, with particular expertise in qualifying packaging, storage, handling, transport, and kitting materials for use in harsh and low-humidity environments. Testing and consulting work addresses non-conformance and suspect counterfeiting in the supply chain, with a formal qualification process for volatile materials used in space, military, medical device, drug delivery, and wearable product applications. Technical staff includes iNARTE-certified engineers and EMC experts supporting government and industry clients across NASA, the Department of Defense, DOE, Fortune 100 companies, and academia. RMV is also internationally recognized for its iNARTE-certified training programs, developed in collaboration with Exemplar Global (an ASQ member certification body), with over 200 certified individuals from NASA, DoD, and DOE to date. Training courses cover ESD compliance, EMI materials, personnel safety, incoming inspection, procurement, and packaging qualification, and are offered to engineers, technicians, quality professionals, logistics specialists, and ESD coordinators across space and defense, consumer electronics, disk drive, medical device, and pharmaceutical sectors. Vermillion has been widely published in peer-reviewed articles and presented to the NASA Quality Leadership Forum on suspect counterfeit materials infiltrating the defense supply chain.
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Note: Safety Engineering Laboratory is a product safety and EMC compliance consulting firm with an in-house lab certified by UL and TÜV for product safety testing. EMC services are primarily advisory, project management, and CE Mark support rather than accredited EMC chamber testing. Safety Engineering Laboratory (SEL) is a product safety and EMC compliance consulting and testing company located at 2370D Qume Drive in San Jose, California. The lab is certified by UL and TÜV for product safety testing, and offers the option of testing at the client's facility for large, complex, or scarce units. Services span design consulting, product safety testing, EMC compliance support, CE Mark technical construction file preparation, medical device evaluations, and laser safety compliance and testing. EMC services include support for wireless technology implementation, FCC and CE Mark compliance guidance, assistance when problems arise during testing, and hands-on involvement in running tests and certifying compliance with EN standards. CE Mark services cover technical construction file preparation, testing to applicable EN standards, and declaration of conformity support. Medical device services include risk assessments, risk management files, and practical solutions for IEC 60601-1 compliance. Laser safety services cover consultation, testing, and CDRH/FDA report filing with familiarity with IEC/EN 60825-1 and IEC/EN 60601-2-22. Design consulting is offered early in the development cycle to identify and resolve compliance issues before formal testing. SEL welcomes on-site testing at client facilities for equipment that cannot easily be transported.
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Vista Laboratories operates a state-of-the-art EMC test facility out of San Clemente, California, designed to support manufacturers seeking compliance across a wide range of global markets. The lab is built around a 10-meter semi-anechoic chamber — the gold standard for radiated emissions testing — whose measurement results are accepted by regulatory bodies in both Taiwan and South Korea, in addition to North American and European markets. Fully automated measurement and reporting software is used throughout, ensuring data accuracy and fast turnaround on test reports. The lab is equipped to handle frequency ranges up to 120 GHz and uniform field levels up to 30 V/m, making it capable of testing even advanced wireless and high-frequency products. Vista covers the full spectrum of EMC/EMI testing, including radiated and conducted emissions, radiated and conducted immunity, electrostatic discharge (up to 30 kV), EFT/Burst immunity (up to 6 kV), surge immunity (up to 6 kV), voltage dips and interruptions, power magnetic fields, and harmonics and flicker testing. Supported standards include CISPR 22/32, EN 55022/55032, EN 60601-1-2, FCC Part 15 and Part 18, ICES-003, VCCI, and the full EN 61000 immunity series, among others. Whether you're targeting the U.S., Canadian, European, or Asian markets, Vista Labs offers cost-effective, flexible scheduling and a comprehensive testing solution tailored to your product's specific compliance needs.