3.4 million active businesses across Spain's highest-demand B2B sectors
Spain B2B··6 min read
Key takeaways
Spain has 3.4 million active businesses and the most profitable industries for B2B sales are hospitality, construction, healthcare, tech and professional services
The Spanish B2B market exceeds 600 billion euros annually with increasing digitalization
With Vonsel you generate Spanish business databases filtered by industry, city and size
The market
What are the most profitable industries in Spain?
The most profitable industries for B2B sales in Spain are hospitality (315,000+ establishments), construction, healthcare, technology and professional services. Each has specific supplier needs.
Spain has 3.4 million active businesses according to INE. Sectors like hospitality and construction lead in volume, while tech and healthcare lead in per-client profitability. study on Spain's most dynamic economic sectors confirms that technology, healthcare and renewable energy sectors are leading growth in Spain, with expansion rates exceeding 15% annually.
Start by identifying where your ideal customer is and getting verified contact data. A lead generation platform lets you filter by industry and city to get emails, phones and social profiles instantly.
3.4M
active businesses in Spain across all economic sectors
-- Source: INE, Central Business Directory (DIRCE) 2025
The most profitable industries in Spain for B2B sales are construction, hospitality, professional services, healthcare, technology and retail. Construction, hospitality and retail give you the largest pools of buyers, while healthcare and technology tend to bring more value per client. Choose the sector that fits your offer, then build a list city by city.
315K
hospitality establishments in Spain
$600B
annual volume of the Spanish B2B market
78%
of Spanish SMEs search for suppliers online
Analysis
What makes an industry profitable for B2B sales?
An industry is profitable for B2B sales when it has high business volume, constant need for suppliers, payment capacity and low commercial saturation. In Spain, several sectors meet all these criteria. report on the Spanish business landscape shows that 99% of Spanish companies are SMEs, meaning that adapting your offer to this segment exponentially multiplies your potential market.
Search Google one by one
Slow, unstructured. Takes hours for 50 businesses.
Efficiency10%
INE/CNAE official databases
Official data but no emails, phones or social profiles.
Efficiency20%
Online sector directories
Partially useful but outdated and missing complete contact data.
Efficiency30%
Recommended
Vonsel Google Maps Scraper
Filter by industry + city across Spain and get verified data in seconds.
Efficiency95%
Need leads from a specific sector in Spain?
Select the industry and city. Vonsel generates your database with verified data instantly.
Define which businesses you sell to: hospitality, construction, healthcare, tech, legal, education, industrial...
2
Select the geographic area
In the Google Maps Scraper, choose the city, province or autonomous community. Works across all of Spain. This analysis of B2B opportunities by autonomous community breaks down commercial opportunities by region, revealing significant differences in sector concentration across autonomous communities.
3
Generate and filter your database
In seconds you'll have name, phone, verified email, address, website and social media. Filter by rating and reviews to decide who to contact first.
4
Launch your sector campaign
Personalize your emails by mentioning sector-specific problems, which multiplies responses.
78% of Spanish SMEs search for suppliers online. If you're not contacting them with verified data, your competition is.
Top sectors
The 6 most profitable industries to sell to in Spain
These are the sectors with highest business volume and B2B supplier demand:
Sector
Business Count
B2B Demand
Hospitality
315,000+ establishments
Digital marketing, POS software, supplies
Construction
420,000+ companies
Materials, machinery, management software
Healthcare
180,000+ centers
Equipment, software, training, insurance
Technology
95,000+ companies
Talent, infrastructure, partnerships
Professional Services
500,000+ firms
Software, training, marketing, legal
Retail
600,000+ shops
Marketing, logistics, software, POS
Spain has 3.4 million potential customers: you just need to know where to look
What is the most profitable sector to sell to in Spain?
It depends on your service, but hospitality (315,000+ establishments), construction (420,000+ companies) and professional services (500,000+) offer the highest volume. Healthcare and tech have higher per-client profitability. Search by sector free.
Can I filter businesses by city and industry at the same time?
Yes. With Vonsel you can filter simultaneously by business type and geographic location. For example: restaurants in Barcelona, clinics in Madrid or construction firms in Valencia.
Does the data cover all of Spain?
Yes. Vonsel covers all cities, towns and autonomous communities in Spain with verified data: email, phone, address, website, social media and Google rating.
How many businesses are there in Spain?
According to INE's Central Business Register, Spain had 3.31 million active enterprises on 1 January 2025, 1.7% more than a year earlier. Trade is the largest sector with 625,664 companies, followed by professional, scientific and technical activities with 416,544 and construction with 389,146. Hospitality has 266,476. Use these counts as the baseline when you size a market.
Which sectors in Spain are growing the fastest?
INE data for 1 January 2025 shows the number of active enterprises rising fastest in information and communications (8.0%), arts, recreation and entertainment (5.1%), real estate (4.5%) and finance and insurance (4.1%). Construction grew 1.4% and hospitality 0.9%, while trade fell 1.5% and industry fell 1.7%. A rising company count means more new buyers to reach in those sectors.
How do I build a list of companies in one industry in Spain?
Pick the industry and the city or province you want to cover, then run the search in the Vonsel Google Maps Scraper. You get name, phone, address, website and rating for each business in the area. Sort by reviews and rating to decide who to contact first, then export the list to your CRM or spreadsheet. Repeat for the next city. The guide on finding local businesses in any city covers the search in more detail.
Should I focus on one industry or several at the same time?
Start with one industry in one city. A single focus lets you write messages about problems that sector really has, and it makes your results easy to read. Once you see which messages get replies, add a second sector or move to the next city. The checklist above suggests shortlisting two or three sectors that fit your service and testing them in turn.
What data can I get for each Spanish business?
For each business you can export the name, phone number, address, website, category, Google rating and number of reviews. Vonsel also collects emails and social media profiles when the business publishes them on its website. Filtering by rating, reviews and location lets you prioritise the companies that are most active online, whatever the sector or city.
