Best Firmware Development Companies

Promwad vs Elektrobit (EB): full comparison for 2026

Quick verdict

Promwad (4.3/5) edges ahead of Elektrobit (EB) (4.2/5) overall. Promwad is the better choice for automotive and telecom firmware bundled with electronics and PCB design. Elektrobit (EB) is the stronger option for large-scale automotive firmware programs requiring ASIL D certification. The right choice depends on your project size, budget, and required tech stack.

Promwad vs Elektrobit (EB): head-to-head summary

Criterion Promwad Elektrobit (EB)
Founded 2004 1988
HQ Essen, Germany Erlangen, Germany
Team size 146 1,000–5,000
Rating 4.3 / 5 4.2 / 5
Primary differentiator ASIL-C functional-safety experience in automotive ECU and infotainment work alongside full-stack electronics design ASIL D-certified automotive software running in more than 600 million vehicles as a Continental subsidiary
Pricing model Project-based electronics and firmware engagements Enterprise automotive software engagements
Min. engagement Not published Not published
Primary tech stack MISRA C, C, C++ MISRA C, C, C++
Industries served Telecom & networking, Automotive & transportation, Digital TV & video streaming, Industrial automation & IIoT Automotive

Promwad vs Elektrobit (EB): overview

Promwad

Promwad was founded in 2004 by Roman Pakholkov and is now headquartered in Essen, Germany, with roughly 146 employees across Europe, North America, and Asia. The company covers embedded software development, hardware design, PCB layout, and enclosure design, with stated ASIL-C functional-safety work in automotive infotainment and ECU development alongside telecom, digital TV, and industrial automation projects. That combination of electronics design and firmware under one roof, plus safety-relevant automotive experience, distinguishes it from firmware-only vendors that don't carry board-level design capability.

Elektrobit (EB)

Elektrobit traces its roots to 3SOFT, a firm founded in Erlangen, Germany in 1988 that became an automotive control-device specialist before its 2004 acquisition by the Finnish Elektrobit Group and 2015 acquisition by Continental, where it now operates as a wholly owned, independently run subsidiary. With more than 1,000 employees, its software runs in over 600 million vehicles worldwide, covering car infrastructure software, connectivity and security, automated driving tooling, and user-experience platforms up to ASIL D, the highest automotive functional-safety level. That scale and certification depth make it one of the largest and most safety-credentialed firms on this list, at the cost of the flexibility a smaller boutique firmware team can offer.

Services and capabilities: Promwad vs Elektrobit (EB)

Capability Promwad Elektrobit (EB)
RTOS firmware development
Bare-metal & driver development
Secure boot / OTA firmware updates
MCU & platform migration
Connectivity & IoT protocols
Functional safety / compliance
Embedded AI / on-device inference
Firmware GUI development
Hardware co-design / board bring-up
Staff augmentation

Tech stack comparison: Promwad vs Elektrobit (EB)

Framework / platform Promwad Elektrobit (EB)
FreeRTOS N/A N/A
Zephyr N/A N/A
STM32 N/A N/A
ARM Cortex-M N/A N/A
Embedded Linux N/A
BLE N/A N/A
MISRA
Secure Boot N/A N/A
AWS IoT N/A N/A
RISC-V N/A N/A

Pricing comparison: Promwad vs Elektrobit (EB)

Criterion Promwad Elektrobit (EB)
Minimum engagement Not published Not published
Engagement models Project-based engineering Enterprise automotive software programs
Rate transparency Not public Not public
Price tier Mid-market Mid-market

Target audience comparison: Promwad vs Elektrobit (EB)

Dimension Promwad Elektrobit (EB)
Best company size Startup to mid-market Mid-market to enterprise
Best industries Telecom & networking, Automotive & transportation, Digital TV & video streaming Automotive
Best use cases ASIL-C automotive ECU or infotainment firmware development, Combined electronics, PCB, and firmware design for a new industrial device ASIL D-certified safety-critical automotive control software, Large-scale automated driving software platform development
Typical project type Project-based engineering Enterprise automotive software programs

Promwad vs Elektrobit (EB): pros and cons

Promwad
+ ASIL-C functional-safety work in automotive ECU and infotainment development is a specific, verifiable safety credential
+ Electronics design, PCB layout, and firmware sit inside one company rather than being split across vendors
+ 21 years of operating history and roughly 146 people give it more delivery capacity than most boutique firmware teams
+ Industry spread across telecom, automotive, digital TV, and industrial automation reduces single-sector concentration risk
- ASIL-C is one level below the ASIL D some automotive safety programs require, which may not fit the most stringent projects
- 146 employees spread across telecom, automotive, and industrial work means firmware specialists are shared across a broader practice, not a dedicated firmware-only team
- No published pricing or minimum engagement figure
Elektrobit (EB)
+ ASIL D certification, the highest automotive functional-safety integrity level, is a credential few firmware vendors on this list can match
+ Software runs in more than 600 million vehicles, an unusually large deployed-scale figure to verify a track record against
+ 1,000 to 5,000 employees give it enterprise-scale delivery capacity for the largest automotive programs
+ Continental ownership since 2015 provides financial stability and tier-1 automotive supplier relationships
- Wholly owned by Continental, a tier-1 automotive supplier, which is a disclosed ownership relationship worth weighing for OEMs that compete with Continental's other business lines
- Enterprise scale and process overhead typically make it a poor fit for small firmware projects or startups needing fast iteration
- Automotive concentration means its stated expertise carries over less directly to medical, industrial, or consumer firmware work

Who should choose Promwad?

A typical fit: ASIL-C automotive ECU or infotainment firmware development.

ASIL-C functional-safety experience in automotive ECU and infotainment work alongside full-stack electronics design. Minimum engagement is not publicly disclosed. Works best with clients in Telecom & networking, Automotive & transportation, Digital TV & video streaming, Industrial automation & IIoT.

Who should choose Elektrobit (EB)?

A typical fit: ASIL D-certified safety-critical automotive control software.

ASIL D-certified automotive software running in more than 600 million vehicles as a Continental subsidiary. Minimum engagement is not publicly disclosed. Works best with clients in Automotive.

Decision matrix: Promwad vs Elektrobit (EB)

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Both offer fixed-price models
You need a large dedicated team for an ongoing programme Check each company's engagement model
Your budget is at the lower end Compare: Promwad (Not published) vs Elektrobit (EB) (Not published)
You need specialist depth in a specific vertical Promwad
You need staff augmentation or team extension Neither; consider alternatives that offer staff aug
You need consulting before committing to a build Both may offer discovery engagements

Use case fit: Promwad vs Elektrobit (EB)

Use case Promwad fit Elektrobit (EB) fit Winner
ASIL-C automotive ECU or infotainment firmware development Strong Limited Promwad
Combined electronics, PCB, and firmware design for a new industrial device Strong Limited Promwad
ASIL D-certified safety-critical automotive control software Strong Strong Both equally
Large-scale automated driving software platform development Limited Strong Elektrobit (EB)
Fixed-price build Limited Limited Both equally
Staff augmentation Limited Limited Both equally

Verdict: Promwad vs Elektrobit (EB)

Promwad (4.3/5) is the stronger overall choice for most Firmware Development projects. ASIL-C functional-safety experience in automotive ECU and infotainment work alongside full-stack electronics design.

Elektrobit (EB) (4.2/5) is worth a look if you need large-scale automated driving software platform development. If your situation matches that, Elektrobit (EB) is a competitive option.

Related comparisons

Promwad vs Elektrobit (EB) FAQ

Is Promwad better than Elektrobit (EB)?

Promwad (4.3/5) scores higher overall, but "better" depends on your use case. Promwad's strongest advantage: ASIL-C functional-safety work in automotive ECU and infotainment development is a specific, verifiable safety credential. Elektrobit (EB)'s strongest advantage: ASIL D certification, the highest automotive functional-safety integrity level, is a credential few firmware vendors on this list can match.

How do Promwad and Elektrobit (EB) differ in pricing?

Promwad uses project-based electronics and firmware engagements pricing. Elektrobit (EB) uses enterprise automotive software engagements pricing. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: Promwad or Elektrobit (EB)?

Elektrobit (EB) is the larger team and typically the better enterprise-scale choice. For very large programmes, verify team size and compliance coverage directly with each company before shortlisting.

What are the main differences between Promwad and Elektrobit (EB)?

Promwad's primary differentiator is: ASIL-C functional-safety experience in automotive ECU and infotainment work alongside full-stack electronics design. Elektrobit (EB)'s primary differentiator is: ASIL D-certified automotive software running in more than 600 million vehicles as a Continental subsidiary. They also differ in team size (146 vs 1,000–5,000), minimum engagement (Not published vs Not published), and primary industries served (Telecom & networking, Automotive & transportation vs Automotive).

Verify all details directly with each company before making a decision.