5 Best Embedded Systems Development Companies with In-House Lab Infrastructure

Embedded programs often fail because hardware is not properly validated. In-house lab infrastructure is a strong sign that a development partner owns validation, speeds up iteration, and reduces accountability gaps.

The embedded systems market was valued at $114.75 billion in 2025 and is projected to grow at a 7.10% CAGR through 2034, increasing demand for partners with in-house testing capability.

The best embedded systems development companies below were selected for the depth and ownership of their infrastructure.

The Best Embedded Systems Development Companies on This List

• SQUAD: End-to-end embedded engineering for AI cameras, IoT, and connected security, with 6,500+ m² of in-house lab space and a 225-device camera testing system.
• Tessolve: Global semiconductor and embedded engineering firm with 20+ years of experience, a 5,000 sq ft test floor, 15,000 sq ft lab, and 700+ engineers.
• eInfochips: Arrow Electronics company founded in 1994, with 10 global design centers, 1,500+ engineers, and labs for 5G, RF, wireless, and EMI/EMC testing.
• Lemberg Solutions: Ukrainian embedded engineering company with 200+ specialists and an in-house hardware lab supporting embedded Linux, MCU firmware, and hardware co-design.
• Softeq: US-headquartered engineering company founded in 1997, with an in-house hardware lab and full-stack delivery for embedded and connected products, including ISO 13485 and IEC 62304 pre-certification support.

How These Companies Compare

The right embedded partner is not the one with the biggest lab, but the one whose infrastructure matches your product’s validation needs: RF testing for wireless devices, thermal labs for industrial or automotive hardware, power measurement for battery-powered products, and image testing for camera platforms. The table below maps each company’s lab infrastructure to its delivery scope.

Analysis of Top Embedded Systems Development Companies

The 5 companies below represent different in-house lab infrastructure profiles, from SQUAD’s 6,500+ m² of camera and IoT-focused validation space to Tessolve’s 15,000+ sq ft semiconductor test floor and eInfochips’ global validation network. Each profile explains what the company owns, what it validates in-house, and why that matters for the type of embedded program it is best equipped to support.

SQUAD — The Most Complete Lab Infrastructure for AI Camera and Connected Hardware Programs

50+ home security products shipped to mass production show the scale at which SQUAD’s in-house lab infrastructure has been proven across AI camera and connected security programs.

Its 6,500+ m² of lab space includes RF/EMC anechoic suites, thermal labs, multi-channel power measurement rigs, 3D printers, CNC machines, and image testing infrastructure. Its custom Roboarm v2 system can test 225 devices simultaneously, enabling faster parallel validation than most third-party test houses can support.

Company Profile

• Team size: 700+ engineers across embedded, hardware, cloud, mobile, and AI
• Track record: 50+ home security products shipped to mass production
• Facilities: 6,500+ m² of in-house lab space
• Testing capabilities: RF/EMC anechoic suites, thermal labs, multi-channel power rigs, 3D printers, CNC machines, and the 225-device Roboarm v2 camera testing system

Tech Stack

• Hardware design: 9+ years of analog, digital, and low-power board design
• Hardware platforms: Ambarella, OmniVision, SigmaStar, Qualcomm
• Firmware and software: C, C++, Linux, Yocto, Buildroot, FreeRTOS, Zephyr
• Architecture: ARM Cortex-M through high-performance application processors
• Manufacturing prep: DFM reviews, BOM optimization, and second-source supplier planning

Key Differentiator

SQUAD uses a zero-handoff, single-team model. Hardware design, firmware development, ML integration, RF/EMC validation, and post-launch support all stay with the same team, helping reduce delays, cost overruns, and accountability gaps in complex connected hardware programs.

Tessolve — Semiconductor and Embedded Test Floor Depth at Scale

Tessolve brings deep semiconductor and embedded validation infrastructure at a scale few firms can match. Its 5,000 sq ft test floor, 15,000 sq ft lab for final test and wafer sort, and 800+ test engineers across 40+ ATE platforms make it especially well-suited to programs that require post-silicon validation, system-level testing, and wireless certification.

Its testing infrastructure covers thermal chambers, wireless testing labs, characterization labs, reliability labs, EMI/EMC suites, and PCB fabrication. Combined with 200+ PCB designers and a reported 99% first-pass PCB success rate, Tessolve has unusually strong depth across both design and validation.

Company Overview

• Team size: 3,200+ engineers, including 800+ test engineers across 40+ ATE platforms
• Track record: 20+ years of semiconductor and embedded delivery, EN9100-certified
• Facilities: 5,000 sq ft test floor and 15,000 sq ft lab for final test and wafer sort
• Testing capabilities: Thermal chambers, wireless testing labs, characterization labs, reliability labs, EMI/EMC suites, PCB fabrication

Tech Stack

• Hardware: 200+ PCB designers, 99% first-pass success rate, analog, digital, mixed-signal, and RF board design
• Testing: Post-silicon validation, system-level testing, wireless testing, and ATE across 40+ platforms
• Software: Embedded software, device drivers, BSP, middleware, and application development
• Verticals: Semiconductor, automotive, defense, industrial IoT, medical devices

Key Differentiator

Tessolve combines a 99% first-pass PCB success rate with 800+ test engineers across 40+ ATE platforms, giving it the deepest semiconductor-grade test infrastructure on this list. For programs where validation speed and test depth are critical, the owned infrastructure removes a major third-party dependency.

eInfochips — Global Test Infrastructure Across 10 Design Centers

eInfochips stands out for the scale of its global validation network and its ability to pair engineering delivery with supply chain continuity through Arrow Electronics. With 10 global design centers, 1,500+ engineers, 500+ products, and 10M+ deployments across 130 countries, it is built for high-volume embedded programs with complex delivery requirements.

Its lab infrastructure covers 5G, RF, EMI/EMC, electrical, mechanical, and wireless testing across multiple global locations. That testing depth sits alongside silicon engineering, ASIC/FPGA design, and PCB development from prototype through production.

Company Overview

• Team size: 1,500+ engineers across 10 global design centers
• Track record: 500+ products, 10M+ deployments in 130 countries, and 150+ first-pass silicon tape-outs
• Facilities: Lab infrastructure across 10 design centers covering 5G, RF, EMI/EMC, electrical, mechanical, and wireless testing
• Supply chain: Arrow Electronics backing for direct component sourcing and BOM continuity

Tech Stack

• Hardware: Silicon engineering, ASIC/FPGA design, PCB design from prototype to production, multicore and GPU-based hardware
• Testing: 5G, RF, EMI/EMC, electrical, mechanical, and wireless validation across global labs
• Software: Embedded firmware, IoT, M2M, multimedia, and full product lifecycle management
• Verticals: Medical, industrial, consumer electronics, automotive, semiconductor

Key Differentiator

eInfochips combines global validation infrastructure with Arrow Electronics supply chain access, making it a strong fit for high-volume embedded programs where engineering scale, component sourcing, and BOM continuity must all be managed together.

Lemberg Solutions — In-House Hardware Lab with Medical Device Compliance

Lemberg Solutions combines in-house hardware lab infrastructure with a delivery model designed for regulated and hardware-software co-development programs. With 200+ specialists and certifications across ISO 13485, ISO 9001, and ISO 27001, it is especially well-suited to medical device and consumer IoT programs that need engineering and compliance to progress in parallel.

Its in-house hardware lab includes oscilloscopes, lab PSUs, soldering stations, a microscope, dev kits, evaluation boards, and an FDM 3D printer for mechanical prototype enclosures. That setup supports fast prototyping, debugging, and hardware iteration within the same team that develops the firmware.

Company Overview

• Team size: 200+ embedded and IoT specialists
• Certifications: ISO 13485, ISO 9001, ISO 27001
• Hardware lab: In-house lab with oscilloscopes, lab PSUs, soldering stations, a
• microscope, dev kits, and FDM 3D printer
• Partnerships: STMicroelectronics, DigiKey

Tech Stack

• Hardware: Electrical schematic and PCB design, mechanical engineering, component selection, rapid prototyping, and BOM compilation
• Firmware: Embedded Linux, MCU firmware, kernel and driver development, FOTA pipelines, RTOS, embedded AI, and firmware security
• Certification prep: CE, FCC, and RED pre-certification testing and certification support built into delivery
• Verticals: Medical devices, consumer electronics, industrial automation, agritech, energy

Key Differentiator

Lemberg Solutions is a strong fit for regulated device programs thanks to its ISO 13485 certification, in-house hardware lab, and built-in DFM and pre-certification support.

Softeq — In-House Hardware Lab Supporting Full-Stack Connected Product Delivery

Softeq brings in-house hardware lab support to a full-stack connected product delivery model that spans hardware, firmware, cloud, and mobile. Founded in 1997 and headquartered in Houston, with R&D centers in Munich, London, and Vilnius, the company is well-suited to connected product programs that need multiple engineering workstreams to move in parallel.

Its in-house hardware lab supports hardware prototyping and bring-up, allowing firmware development to progress alongside hardware rather than waiting for handoff from a separate vendor. That helps reduce the integration delays that often slow connected product programs.

Company Overview

• Team size: 250+ engineers across embedded, hardware, cloud, and mobile disciplines
• Founded: 1997, headquartered in Houston with R&D centers in Munich, London, and Vilnius
• Certifications: ISO-certified processes, Microsoft Gold Application Development Partner, Apple MFi Program member
• Pre-certification support: ISO 13485 and IEC 62304 for medical devices

Tech Stack

• Hardware: Board design, hardware prototyping, bring-up, BSP development, RTOS porting
• Firmware: Embedded Linux, firmware development, edge AI, and ML integration
• Software: Cloud backend, mobile application development, and IoT platform integration
• Verticals: Healthcare, industrial automation, consumer IoT, smart home, wearables

Key Differentiator

Softeq uses its in-house hardware lab to keep hardware prototyping and firmware development moving in parallel under one contract. That makes it a strong fit for connected product programs that also require cloud and mobile delivery on the same schedule.

How We Chose the Best Embedded Systems Development Companies from This List

In-house lab infrastructure matters only when it translates into real delivery value. We evaluated each company on four criteria:

• Lab ownership: companies had to own and operate the testing infrastructure they used.
• Fit to product requirements: lab capabilities had to match the company’s delivery focus, whether RF, thermal, power, or other validation needs.
• Same-team validation: priority went to companies where the engineers validating the hardware are the same team that designed it.
• Post-validation iteration: we favored companies that can diagnose issues, make hardware changes, and retest quickly without relying on external test houses.

Frequently Asked Questions

Does an in-house lab replace the need for official third-party certification, such as CE, FCC, or UL?

No. In-house labs support pre-compliance testing, not formal certification. Their main value is catching EMI/EMC issues, thermal problems, and other validation risks early, before a product reaches a certified test house. That helps teams avoid repeated fail-fix-retest cycles, which can add major cost and delay to a launch.

How does in-house validation affect BOM cost?

It helps teams optimize the BOM with more confidence. With in-house stress testing, engineers can compare second-source or lower-cost components under real thermal, power, and performance conditions, rather than over-specifying parts to reduce risk. Over time, that can lower the cost of every unit shipped.

What lab equipment matters most for high-performance embedded products?

It depends on the product, but the most important categories usually include:

• Anechoic chambers for RF and EMI/EMC pre-compliance
• Thermal chambers for validation across extreme temperatures
• Multi-channel power rigs for battery life and power optimization
• Automated test equipment (ATE) for programs preparing to scale

Why is a zero-handoff model more efficient than using a separate testing vendor?

Because the same team that designed the hardware and firmware also runs validation. When testing is split across organizations, diagnosing failures usually takes longer and creates accountability gaps. In a zero-handoff model, the engineers closest to the design can identify, fix, and retest issues much faster.

Can these companies support medical device certification, such as ISO 13485?

Yes, but capabilities vary by company. For regulated device programs, it is important to look for teams that specifically work under ISO 13485 and support the documentation, traceability, and version control required for medical device development.

How does in-house infrastructure improve supply chain resilience?

It makes component substitution easier to validate. If a key part becomes unavailable, a team with its own lab can quickly test an alternative component and confirm whether firmware behavior, timing, thermal performance, and power consumption still meet requirements. That reduces the risk of production delays.

Conclusion

Each company on this list stands out for a different kind of in-house validation strength. SQUAD leads in camera and IoT-focused lab depth, Tessolve in semiconductor-grade test infrastructure, eInfochips in global validation scale and supply chain continuity, Lemberg Solutions in regulated hardware development, and Softeq in full-stack connected product delivery.

The right embedded partner is the one whose in-house infrastructure matches your product’s validation needs and is used by the same team responsible for delivery.