Top Embedded Software Development Agencies

DornerWorks vs Promwad: full comparison for 2026

Quick verdict

DornerWorks (4.5/5) edges ahead of Promwad (4.3/5) overall. DornerWorks is the better choice for Aerospace/defense teams wanting a specialist, not a reassigned generalist practice. Promwad is the stronger option for programs needing hardware-through-manufacturing scope from a mid-size specialist. The right choice depends on your project size, budget, and required tech stack.

DornerWorks vs Promwad: head-to-head summary

Criterion DornerWorks Promwad
Founded 2000 2004
HQ Grand Rapids, Michigan, USA Essen, Germany (engineering centers in Latvia and Serbia)
Team size 51–200 101–250
Rating 4.5 / 5 4.3 / 5
Primary differentiator Two decades of unbroken aerospace/defense/medical focus with a narrower FPGA/Xen hypervisor specialty within that — genuine depth, not a boutique-branded generalist practice Mid-size specialist (100+ engineers) large enough for hardware-through-manufacturing scope, while electronics design remains the entire business rather than one division
Pricing model Fixed project, time and materials Fixed project, dedicated team
Min. engagement Not disclosed Not disclosed
Primary tech stack C/C++, FreeRTOS, Xen hypervisor C/C++, Embedded Linux (Yocto), Android embedded
Industries served Aerospace, Defense, Medical devices, Industrial Consumer Electronics, Industrial IoT, Telecom, Automotive

DornerWorks vs Promwad: overview

DornerWorks

DornerWorks was founded in 2000 in Grand Rapids, Michigan, and has grown to what the company describes as one of the larger dedicated embedded engineering firms of its type in the US (exact current headcount undisclosed, reported in the 51-200 range). Two decades of unbroken focus on aerospace, defense, and medical — domains where a generalist engineering firm's broader portfolio is a liability, not an asset, since reliability requirements are highest and hardest to fake — plus a recognized narrower specialty within that (FPGA co-design and the open-source Xen hypervisor) makes this a genuine specialist rather than a boutique-branded generalist.

Promwad

Founded in 2004 and headquartered in Essen, Germany with additional engineering centers in Latvia and Serbia, Promwad has built a 100+ engineer team around end-to-end electronics design: PCB layout, FPGA, embedded software, and coordination through contract manufacturing. At just over 100 people, Promwad is a mid-size specialist — large enough to run a hardware program through manufacturing handoff, still narrow enough in focus that embedded and electronics design is the entire business, not a division inside a larger generalist firm.

Services and capabilities: DornerWorks vs Promwad

Capability DornerWorks Promwad
RTOS firmware development
Embedded Linux (Yocto/BuildRoot)
FPGA programming (Verilog/VHDL)
Hardware & PCB / electrical engineering
IoT connectivity & protocols
Edge AI / on-device ML
Embedded GUI development
Cybersecurity & secure boot
Staff augmentation / team extension

Tech stack comparison: DornerWorks vs Promwad

Framework / platform DornerWorks Promwad
FreeRTOS N/A
Zephyr N/A N/A
Embedded Linux
AUTOSAR N/A N/A
AWS N/A N/A
Bluetooth N/A N/A
LoRaWAN N/A N/A
CAN bus N/A N/A
Qt N/A N/A
Verilog

Pricing comparison: DornerWorks vs Promwad

Criterion DornerWorks Promwad
Minimum engagement Not disclosed Not disclosed
Engagement models Fixed project, Time and materials Fixed project, Dedicated team
Rate transparency Not public Not public
Price tier Mid-market Mid-market

Target audience comparison: DornerWorks vs Promwad

Dimension DornerWorks Promwad
Best company size Startup to mid-market Startup to mid-market
Best industries Aerospace, Defense, Medical devices Consumer Electronics, Industrial IoT, Telecom
Best use cases Avionics or defense programs wanting a genuine domain specialist rather than a generalist firm's aerospace practice, FPGA-based systems needing high-reliability hardware/firmware co-design from a team that hasn't spread itself across unrelated verticals Connected hardware programs needing PCB, FPGA, and embedded Linux from a mid-size specialist rather than a generalist division, Programs requiring contract manufacturing coordination alongside development
Typical project type Fixed project Fixed project

DornerWorks vs Promwad: pros and cons

DornerWorks
+ Two decades of concentrated aerospace/defense/medical focus, with no diversification into unrelated business lines diluting attention
+ FPGA and open-source Xen hypervisor work are a narrower, harder-to-fake specialty within an already-narrow domain focus
+ US-based team simplifies export-control and ITAR-sensitive engagements for defense procurement
- Exact current headcount is not publicly disclosed, only described qualitatively as among the larger firms of its type in the US
- Domain concentration in aerospace/defense/medical means less demonstrated relevance for consumer electronics manufacturing concerns
- No public pricing tiers or minimum engagement figures for budget pre-qualification
Promwad
+ Over 20 years combining PCB layout, FPGA design, and embedded software under one specialist agency, not a division of a larger generalist firm
+ 100+ engineers across German, Latvian, and Serbian centers give more capacity than the smallest boutiques while staying purely embedded/electronics-focused
+ Contract manufacturing coordination extends the engagement past pure development into production handoff
- Mid-size team sits between boutique specialists and large engineering conglomerates — verify concurrent-program bandwidth directly for large needs
- No large named enterprise case studies published to independently verify scale claims
- No public pricing or minimum engagement figures

Who should choose DornerWorks?

A typical fit: avionics or defense programs wanting a genuine domain specialist rather than a generalist firm's aerospace practice.

Two decades of unbroken aerospace/defense/medical focus with a narrower FPGA/Xen hypervisor specialty within that — genuine depth, not a boutique-branded generalist practice. Minimum engagement starts at Not disclosed. Works best with clients in Aerospace, Defense, Medical devices, Industrial.

Who should choose Promwad?

A typical fit: connected hardware programs needing PCB, FPGA, and embedded Linux from a mid-size specialist rather than a generalist division.

Mid-size specialist (100+ engineers) large enough for hardware-through-manufacturing scope, while electronics design remains the entire business rather than one division. Minimum engagement starts at Not disclosed. Works best with clients in Consumer Electronics, Industrial IoT, Telecom, Automotive.

Decision matrix: DornerWorks vs Promwad

Your situation Recommended choice
You need full-ownership delivery on a defined project scope DornerWorks
You need a large dedicated team for an ongoing programme Promwad
Your budget is at the lower end Compare: DornerWorks (Not disclosed) vs Promwad (Not disclosed)
You need specialist depth in a specific vertical DornerWorks
You need staff augmentation or team extension Neither; consider alternatives that offer staff aug
You need consulting before committing to a build DornerWorks

Use case fit: DornerWorks vs Promwad

Use case DornerWorks fit Promwad fit Winner
Avionics or defense programs wanting a genuine domain specialist rather than a generalist firm's aerospace practice Strong Limited DornerWorks
FPGA-based systems needing high-reliability hardware/firmware co-design from a team that hasn't spread itself across unrelated verticals Strong Limited DornerWorks
Connected hardware programs needing PCB, FPGA, and embedded Linux from a mid-size specialist rather than a generalist division Limited Strong Promwad
Programs requiring contract manufacturing coordination alongside development Strong Strong Both equally
Fixed-price build Limited Limited Both equally
Staff augmentation Limited Limited Both equally

Verdict: DornerWorks vs Promwad

DornerWorks (4.5/5) is the stronger overall choice for most Embedded Software Development projects. Two decades of unbroken aerospace/defense/medical focus with a narrower FPGA/Xen hypervisor specialty within that — genuine depth, not a boutique-branded generalist practice.

Promwad (4.3/5) is worth a look if you need programs requiring contract manufacturing coordination alongside development. If your situation matches that, Promwad is a competitive option.

Related comparisons

DornerWorks vs Promwad FAQ

Is DornerWorks better than Promwad?

DornerWorks (4.5/5) scores higher overall, but "better" depends on your use case. DornerWorks's strongest advantage: two decades of concentrated aerospace/defense/medical focus, with no diversification into unrelated business lines diluting attention. Promwad's strongest advantage: over 20 years combining PCB layout, FPGA design, and embedded software under one specialist agency, not a division of a larger generalist firm.

How do DornerWorks and Promwad differ in pricing?

DornerWorks uses fixed project, time and materials pricing with a minimum engagement of Not disclosed. Promwad uses fixed project, dedicated team pricing with a minimum engagement of Not disclosed. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: DornerWorks or Promwad?

Promwad is the larger team and typically the better enterprise-scale choice. For very large programmes, verify team size and compliance coverage directly with each agency before shortlisting.

What are the main differences between DornerWorks and Promwad?

DornerWorks's primary differentiator is: two decades of unbroken aerospace/defense/medical focus with a narrower FPGA/Xen hypervisor specialty within that — genuine depth, not a boutique-branded generalist practice. Promwad's primary differentiator is: mid-size specialist (100+ engineers) large enough for hardware-through-manufacturing scope, while electronics design remains the entire business rather than one division. They also differ in team size (51–200 vs 101–250), minimum engagement (Not disclosed vs Not disclosed), and primary industries served (Aerospace, Defense vs Consumer Electronics, Industrial IoT).

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