Top 10 PCB Board Making Suppliers in Spain

If you're in need of high-complexity PCBs, Iberian Circuits should be at the top of your list. With over 25 years in the game, this Barcelona-based firm has built a reputation for mastering the pcb board making process , especially when it comes to multilayer boards. Their facility houses state-of-the-art lamination and drilling equipment, allowing them to produce boards with up to 40 layers—perfect for aerospace, automotive, and industrial control systems.

What really sets them apart? Their commitment to transparency. They walk clients through every step, from initial design reviews to final testing, using 3D modeling to catch potential issues early. "We treat each project like it's our own," says Maria Lopez, their head of client relations. "Last year, a medical device startup came to us with a prototype that kept failing thermal tests. Our engineers adjusted the layer stack-up and material selection, and now their device is in clinical trials."

Ideal for: Companies needing high-reliability, multi-layer PCBs for critical applications. Minimum order quantity (MOQ) starts at 50 units, with lead times as fast as 10 days for prototypes.

Madrid Microelectronics isn't just a PCB manufacturer—they're a one-stop shop for smt pcb assembly . Their 15,000 sq.m facility in Madrid's tech park is equipped with 12 SMT lines, including high-speed pick-and-place machines that handle components as small as 01005 (0.4mm x 0.2mm). This makes them a favorite for consumer electronics brands and IoT device makers.

What clients love most is their flexibility. Whether you need 100 prototype boards or 100,000 mass-produced units, they scale seamlessly. "We recently partnered with a Spanish smart home company that needed 5,000 PCBs for their new sensor hub," explains Juan Martinez, their production manager. "They were tight on time, so we ran two shifts and delivered in 14 days—with zero defects." They also offer in-house testing, including AOI (Automated Optical Inspection) and X-ray, to ensure every assembly meets specs.

Ideal for: Brands requiring end-to-end SMT assembly, from PCB fabrication to final testing. They specialize in low-to-medium volume production with quick turnarounds.

For PCBs that need to withstand extreme conditions—think industrial machinery, marine equipment, or outdoor sensors—Barcelona Circuits & Co. is the name to know. Their specialty? Conformal coating —a protective layer that shields PCBs from moisture, dust, chemicals, and temperature fluctuations. They offer a range of coating materials, including acrylic, silicone, and Parylene, tailored to each project's needs.

"We once worked with a renewable energy client whose wind turbine controllers kept failing due to humidity," says Elena Ruiz, their technical director. "By applying a 50μm silicone conformal coating, we increased the controller's lifespan from 2 years to over 5. Now they're a repeat customer." Their coating process is fully automated, ensuring uniform coverage and reducing human error. They also provide coating thickness testing and adhesion checks as part of their quality control.

Ideal for: Industries with harsh operating environments (energy, automotive, marine). They also offer coating-only services if you already have PCBs fabricated.

One of the biggest headaches in PCB manufacturing is component sourcing and inventory management—Valencia PCB Solutions solves this with their proprietary pcb component management software . Named "CompTrack," this cloud-based tool lets clients track component availability, manage BOMs (Bill of Materials), and even predict shortages using AI-driven analytics. It's a game-changer for companies tired of production delays due to missing parts.

"A medical device startup came to us last year struggling with obsolete components in their BOM," recalls Carlos Mendez, their supply chain manager. "CompTrack flagged the issue upfront, suggested alternatives, and even helped them negotiate bulk discounts with suppliers. They saved 15% on component costs and avoided a 3-month delay." Beyond software, Valencia offers full PCB fabrication, with a focus on quick-turn prototypes (as fast as 48 hours for 2-layer boards) and small-batch production.

Ideal for: Startups and SMEs looking to streamline component management and reduce production risks. Their software is available as a standalone service, too!

Waterproof, dustproof, and shock-resistant PCBs? Seville Electronics Group specializes in low pressure molding pcb assembly , a process that encapsulates PCBs in a durable thermoplastic resin. This makes their boards ideal for medical devices, outdoor electronics, and automotive under-the-hood components. Their molding facility can handle parts up to 300mm x 200mm, with resin options including PP, PE, and TPE.

"We recently worked with a fitness tech company on a waterproof heart rate monitor," says Laura Gomez, their R&D lead. "The PCB needed to withstand sweat, rain, and even submersion in water. Using low pressure molding, we achieved an IP68 rating—meaning it can be submerged in 1.5m of water for 30 minutes without damage. Their product now leads the European market for rugged fitness trackers." They also offer post-molding testing, including thermal cycling and impact resistance checks.

Ideal for: Medical, automotive, and outdoor electronics brands needing ruggedized PCBs. They excel at low-to-medium volume production with custom molding designs.

Startups and R&D teams, listen up: Bilbao Tech Circuits is your go-to for rapid prototyping. They understand that in the early stages, speed and flexibility matter most. With their "ProtoExpress" service, they can deliver 2-layer PCBs in as little as 24 hours and 4-layer boards in 48 hours—no MOQ required. Their small-batch production (up to 500 units) is also priced competitively, making them a favorite for iterative design cycles.

"We had a client last month developing a smart pet feeder," says owner David Alonso. "They went through 7 prototype iterations in 6 weeks. We adjusted the PCB layout each time, even adding a new sensor footprint on the fly. Now their prototype is ready for crowdfunding." While they're known for speed, they don't skimp on quality—all prototypes undergo electrical testing and visual inspection before shipping.

Ideal for: Startups, universities, and R&D labs needing fast-turn prototypes. They also offer design consulting to help optimize PCBs for manufacturability.

For electronics that demand miniaturization and high density, Zaragoza PCB Innovations is a leader in HDI (High-Density Interconnect) and flexible PCBs. Their HDI boards feature microvias (as small as 0.1mm) and fine line widths/spacings (3mil/3mil), making them perfect for wearables, drones, and medical implants. Their flex PCBs, made with polyimide substrates, can bend and twist without compromising performance—ideal for foldable devices.

"A robotics company approached us last year needing a flexible PCB for their surgical robot's arm," explains technical manager Sofia Torres. "The arm has to move in multiple directions, so a rigid PCB would have failed. Our flex PCB solution reduced weight by 40% and improved durability. Now they're using it in all their next-gen robots." They also offer rigid-flex PCBs, combining the best of both worlds for complex assemblies.

Ideal for: Medical devices, robotics, and consumer electronics requiring compact, flexible PCBs. They specialize in high-precision, low-volume production.

Sustainability isn't just a buzzword for Malaga Electronics Manufacturing—it's their core mission. They've invested heavily in eco-friendly practices, from using lead-free solder and halogen-free laminates to recycling 95% of their manufacturing waste. Their solar-powered facility in Malaga reduces carbon emissions by 30% compared to traditional PCB plants, making them a top choice for brands with strong ESG goals.

"We work with a lot of European consumer brands that want to market their products as 'green,'" says sustainability director Pedro Navarro. "Last year, a laptop manufacturer needed PCBs for their eco-line. We used 100% recycled copper in the traces and biodegradable soldermask, helping them achieve their carbon neutrality targets. Their product line now sells at a 15% premium due to the sustainability badge." They also offer carbon footprint reporting for each batch of PCBs.

Ideal for: Brands prioritizing sustainability and compliance with EU environmental regulations. They handle all standard PCB types, from single-layer to 20-layer boards.

When your PCBs need to operate in extreme heat (think 150°C and above), Palma PCB Services has the solution. They specialize in high-temperature PCBs using materials like Rogers 4003C and Teflon, which maintain stability in harsh thermal environments. This makes them a trusted partner for aerospace, defense, and oil & gas industries, where failure due to heat is not an option.

"An aerospace client came to us needing PCBs for a jet engine sensor," recalls lead engineer Miguel Sanchez. "The sensor is exposed to temperatures up to 200°C during flight. Using Rogers 4350B laminate and gold-plated traces, we built a PCB that not only withstands the heat but also resists vibration and chemical exposure. It's now flying in over 50 commercial jets across Europe." Their testing lab includes thermal cycling chambers to simulate extreme temperature conditions.

Ideal for: Aerospace, defense, and industrial clients with high-temperature requirements. They offer small-batch production with rigorous quality testing.

New to PCB manufacturing? Granada Circuit Masters is tailored for startups and first-time electronics creators. They offer end-to-end support, from design reviews and prototyping to mass production and even help with CE certification. Their "Startup Package" includes free design consulting, discounted prototypes, and flexible payment terms—perfect for cash-strapped founders.

"We had a team from a Granada university spinout last year developing a smart irrigation controller," says founder Lucia Fernandez. "They had a great idea but no experience with PCBs. We walked them through BOM optimization, suggested cost-saving component alternatives, and even connected them with our network of investors. Now their product is selling in 3 European countries." They also host monthly workshops on PCB design basics, making them a hub for the local startup community.

Ideal for: First-time PCB buyers, university spinouts, and early-stage startups. They prioritize education and support to help clients navigate the manufacturing process.