Printed circuit board development fuels innovation across every electronics segment. The right design company can cut PCB manufacturing costs, simplify complex designs, and deliver top-tier performance. Below are firms leading the charge in PCB layout, signal integrity, and full-stack design services.
1. Conclusive Engineering – EU Precision for U.S. Projects
European-based Conclusive Engineering has become a go-to PCB design company for U.S. businesses outsourcing to reduce costs without sacrificing quality. Their edge lies in end-to-end design services with strong in-house technical capabilities.
- End-to-end coverage: Schematic capture, PCB layout, embedded firmware, and full development cycles
- Powerful tools: Altium Designer, Cadence Allegro
- Advanced layouts: HDI boards, rigid-flex, and ceramic PCBs
- Real collaboration: In-house engineers work closely with clients for seamless integration
With expertise in automotive, industrial, and IoT applications, Conclusive’s engineers convert complex requirements into high-performing layouts ready for manufacturing.
2. Sierra Circuits – Fast, Integrated, Reliable
Based in Sunnyvale, Sierra Circuits brings speed and control to the full PCB lifecycle. Every step – from schematic and layout to PCB fabrication and PCB assembly – happens in-house.
- Quick prototyping: PCB boards in 24 hours
- Full control: Manufacturing and design under one roof
- Precision engineering: High-speed layouts, impedance control, and advanced stack-ups
- Top-tier tools: Altium Designer and Cadence
Their production process supports tight tolerances and rapid feedback, making Sierra one of the top PCB design services for fast-moving teams.
3. TTM Technologies – Big Volume, Big Capability
TTM Technologies is a leading PCB manufacturer with a global footprint and deep experience in complex multilayer board design.
- Scale-ready: Supports 40+ layers and advanced materials like Rogers and ceramics
- Design services: Stack-up planning, signal integrity analysis, and schematic assistance
- Manufacturing focus: IPC Class 3 testing, high reliability builds
- HDI expertise: High-density boards with mixed-signal and RF design
Their complete range of layout services makes them ideal for defense, medical, and telecom sectors.
4. Summit Interconnect – Technical Depth, Agile Execution
Summit Interconnect, headquartered in Irvine, is known for handling the heavy lifting in high-complexity PCB development.
- Advanced capabilities: 30+ layer PCBs, microvia structures, HDI configurations
- Toolchain: Uses Altium Designer and Mentor Graphics for robust schematic and layout work
- Manufacturing and layout: In-house control from CAD to final product
- Certifications: ITAR, AS9100 – trusted for aerospace and industrial builds
Summit’s team understands layout complexity and balances it with manufacturability—making them a smart partner for advanced hardware projects.
5. Epec Engineered Technologies – Custom-Fit PCB Solutions
Epec, based in New Bedford, Massachusetts, is one of the longest-operating PCB manufacturers in the U.S., offering a complete range of PCB design and manufacturing services. They’re especially strong in low- to mid-volume runs where tailored designs and specific material needs take priority.
- Materials expertise: Support for a wide range of board substrates, including polyimide and ceramic
- Layout and schematic precision: Strong in Altium Designer workflows
- One-stop services: PCB layout, fabrication, and PCB assembly under a single project manager
- Focus areas: Aerospace, medical, defense, and industrial applications
Epec excels at managing complex requirements, so if your team needs a design that hits specific needs without endless back-and-forth, Epec delivers.
6. Cirexx International – Silicon Valley Rigid-Flex Pros
Cirexx, based in Santa Clara, California, is known for building printed circuit boards with advanced rigid-flex and RF performance.
- Deep rigid-flex knowledge: Multi-layer configurations and dynamic bending requirements
- Speed to market: Rapid prototyping available
- Full stack capabilities: From layout to PCB fabrication and final PCB assembly
- Certified workflows: IPC and ITAR-compliant processes
Cirexx is a fit when tight tolerances, dynamic environments, and form factor constraints are all part of the spec. Their designers know how to hit performance targets without over-complicating the production process.
7. Saturn PCB Design – The Layout-Focused Engineers
While some PCB firms are built around manufacturing, Saturn PCB is all about layout. Located in Florida, they’re highly specialized in PCB design and layout services for high-speed digital, analog, and RF systems.
- Advanced tools: Altium Designer, Cadence Allegro, and Mentor Graphics
- Clean handoff: Detailed gerber files and BOMs ready for manufacturing
- Project customization: Built for unique electronic components and hardware constraints
- Industries served: Automotive, medical, commercial, and defense
If you already have a fab and just need best-in-class PCB design, Saturn is the kind of specialist firm that adds serious value.
8. Jabil – Global Scale with Engineering Muscle
Jabil, headquartered in Florida, operates on a massive scale. They’re a full product development partner, offering layout, manufacturing, and assembly for some of the biggest names in electronics.
- Production scale: Supports high-volume, global PCB board deployment
- Vertical strength: From PCB design and layout to enclosure and system-level assembly
- Software integration: Seamless integration with CAD tools and supply chain platforms
- Use cases: Industrial automation, telecom, healthcare, and consumer electronics
For projects needing global logistics, optimized production costs, and robust manufacturing power, Jabil gets it done.
Last Words
The companies featured here don’t just provide PCB design services. The next generation of smart hardware, the right PCB partner makes all the difference.
Beyond this list, companies like Integra Sources also offer comprehensive electronic design services spanning PCB layout, embedded systems development, and full-cycle hardware engineering for IoT, healthcare, and industrial applications.
From flexible manufacturing timelines to deep layout expertise and high-quality electronic components, these firms consistently deliver on both complexity and precision. If you value clean schematics, optimized layer stacks, and strong collaboration, the PCB board manufacturers above are well worth shortlisting.
