What is business-to-business (B2B)? Definition, types, and examples

Published Monday 8 June 2026

Table of contents

• Business-to-business definition
• B2B vs B2C: what's the difference?
• How the B2B model works
• Types of B2B businesses
• B2B business models
• Examples of B2B companies and industries
• Why B2B matters: key benefits
• Common B2B challenges
• Managing your B2B relationships
• Strengthen your B2B partnerships with Xero
• FAQs on B2B

Key takeaways

• B2B (business-to-business) refers to transactions between two businesses rather than between a business and an individual consumer. It covers everything from wholesale supply chains to software subscriptions and professional services.
• B2B sales cycles tend to be longer and involve multiple decision-makers, while B2C transactions are typically faster and driven by individual preferences. Understanding which model fits your business helps you plan your sales and marketing strategy.
• Common B2B models include vertical B2B (within one industry), horizontal B2B (across industries), and B2B2C hybrids. Choosing the right model depends on your target market and how your product or service reaches the end user.
• Strong B2B relationships depend on clear communication, reliable processes, and the right technology. Investing in these areas helps you build trust, reduce admin, and grow your business over time.

Business-to-business definition

If you sell products or services to other businesses rather than directly to consumers, you're operating in the B2B space. Understanding B2B meaning is key to shaping your sales, marketing, and operations strategy.

B2B, or business-to-business, describes any transaction where one business sells goods or services to another business. This could be a manufacturer supplying raw materials to a factory, a software company selling tools to a retailer, or a consultancy advising a start-up. The defining feature is that both the buyer and the seller are businesses.

B2B commerce makes up a massive share of the global economy. The global B2B e-commerce market was valued at over $24 trillion in 2025, far outpacing the consumer e-commerce sector. This reflects how deeply interconnected modern businesses are.

For example, Xero accounting software is a B2B product. It's designed for small businesses, accountants, and bookkeepers, not for personal budgeting. It helps businesses manage invoicing, bank reconciliation, and reporting so they can focus on running their business rather than wrestling with spreadsheets.

B2B vs B2C: what's the difference?

Knowing whether your business is B2B or B2C (business-to-consumer) affects everything from how you price your products to how you find customers. The two models differ in key areas.

Sales cycles

B2B sales cycles are typically longer and more complex. The median B2B sales cycle ranges from one to three months, and high-value deals can take much longer. Multiple stakeholders are usually involved in the decision.

B2C purchases, on the other hand, are often quick. A consumer might decide to buy a budgeting app like YNAB after reading a few reviews in a single sitting.

Customer relationships

B2B relationships tend to be ongoing and relationship-driven. You might work with the same supplier or client for years, with regular check-ins and contract renewals. Trust and reliability matter enormously.

B2C relationships are usually more transactional. A customer buys a product, uses it, and may or may not come back. Brand loyalty exists, but the relationship is less hands-on.

Purchase motivation

B2B buyers are motivated by return on investment, efficiency, and solving a specific operational problem. Research shows that most B2B buyers do extensive research before ever contacting a vendor. Decisions are rational and data-driven.

B2C buyers are more likely to be influenced by emotions, brand perception, convenience, and price. The decision-making process is typically individual rather than committee-based.

How the B2B model works

B2B transactions follow a structured process that differs significantly from consumer sales. Understanding these steps helps you streamline your own sales approach and meet buyer expectations.

A typical B2B sale follows these steps:

1. Identifying a need: A business recognises a gap or problem, such as needing new accounting software, a better supply of raw materials, or specialist consulting advice.
2. Researching solutions: The buying team investigates options, reads case studies, compares features, and shortlists potential suppliers. B2B buyers spend only about 17% of their total purchase time meeting with potential vendors, with the rest spent on independent research.
3. Evaluating and comparing: Stakeholders assess shortlisted suppliers against criteria like price, reliability, support, and scalability. Demos, trials, and reference checks are common at this stage.
4. Negotiating terms: Once a preferred supplier is chosen, both parties negotiate pricing, contract terms, service-level agreements, and delivery timelines.
5. Completing the purchase and onboarding: The deal is finalised, contracts are signed, and the onboarding process begins. For many B2B products, this includes training, integration, and ongoing account management.

Because so much of the buying journey happens before a prospect reaches out, having clear, accessible information about your products and services is essential.

Types of B2B businesses

B2B businesses come in many forms, each serving a different role in the supply chain. Knowing where your business fits can help you refine your business model and target the right customers.

• Manufacturers: These businesses produce goods from raw materials and sell them to other businesses. A food manufacturer selling ingredients to restaurants is a classic example.
• Wholesalers and distributors: They buy products in bulk from manufacturers and sell them in smaller quantities to retailers or other businesses. Think of a stationery wholesaler supplying office supply shops.
• Service providers: Businesses that offer professional services to other companies, such as business accounting firms, marketing agencies, IT support companies, and logistics providers.
• Government suppliers: These businesses sell products or services to government bodies and public sector organisations. This can range from office furniture to specialist software and consulting services.

B2B business models

Beyond the types of businesses involved, the way B2B companies structure how they sell and reach customers varies. Three common models shape how products and services flow between businesses.

Vertical B2B

In a vertical B2B model, businesses operate within a single industry or supply chain. A pharmaceutical wholesaler selling exclusively to pharmacies is a vertical B2B example. This model lets you specialise deeply and build strong expertise in your sector.

Horizontal B2B

Horizontal B2B businesses sell products or services that are used across multiple industries. Accounting software, office supplies, and cloud storage are all examples. The horizontal model opens up a wider customer base but often means more competition.

B2B2C hybrid

In a B2B2C (business-to-business-to-consumer) model, a business sells to another business, which then sells to the end consumer. A software platform that powers an online retailer's checkout system is a B2B2C example. This model is common in technology, financial technology, and e-commerce.

Examples of B2B companies and industries

B2B commerce spans virtually every sector of the economy. Here are some of the industries where B2B transactions are most common.

• Technology and software: Cloud platforms, cybersecurity firms, and enterprise software providers selling tools to other businesses.
• Manufacturing and industrial: Companies producing machinery, components, or raw materials for other manufacturers.
• Professional services: Accounting firms, legal practices, marketing agencies, and consultancies serving business clients.
• Wholesale and distribution: Businesses that move goods from producers to retailers or end-use businesses.
• Financial services: Payment processors, business lenders, and insurance providers focused on commercial clients.
• Construction and trades: Suppliers of building materials, equipment hire, and specialist subcontracting services.

The shift to digital is accelerating too. Research from McKinsey found that 71% of B2B companies now generate revenue through e-commerce channels, up from much lower figures just a few years ago.

Why B2B matters: key benefits

Whether you're a B2B seller or a business that relies on B2B suppliers, this model offers real advantages. These benefits matter for small businesses.

Increase efficiency

B2B partnerships let you focus on what you do best while relying on specialists for everything else. Instead of trying to handle every function in-house, you can outsource areas like accounting, IT, or logistics to dedicated providers. This frees up your time for the work that actually grows your business. Learn more about how to improve efficiency in your operations.

Lower costs

Buying in bulk from wholesalers, negotiating long-term contracts, and consolidating suppliers can significantly reduce your costs. B2B relationships often come with volume discounts and preferential pricing that you wouldn't get as a one-off buyer.

Enhance scalability

B2B partnerships give you access to resources, expertise, and infrastructure that would be expensive to build on your own. As your business grows, your B2B suppliers can often scale with you, whether that means larger orders, additional services, or expanded support.

Drive innovation

Working closely with B2B partners exposes you to new ideas, technologies, and approaches. A software provider might introduce you to business automation tools you hadn't considered. A supplier might suggest a more efficient material. These collaborations push your business forward.

Build lasting relationships

B2B relationships tend to be longer and deeper than B2C ones. When you find reliable partners, you build mutual trust and create stability for your business. Strong relationships also lead to better terms, faster problem resolution, and more flexibility when you need it.

Common B2B challenges

While B2B offers significant benefits, it comes with its own set of challenges. Being aware of these helps you plan ahead and avoid common pitfalls.

Multiple decision-makers

Most B2B buying decisions involve four or more stakeholders. This means longer approval processes, more questions, and the need to satisfy different priorities within the same organisation. Patience and clear communication are essential.

Complex pricing

B2B pricing is rarely straightforward. Volume discounts, tiered pricing, custom quotes, and contract-specific terms all add layers of complexity. You need transparent pricing structures and the ability to tailor proposals without losing track of your margins.

Longer sales cycles

B2B sales cycles can stretch from weeks to months. This means longer gaps between initial contact and revenue. Managing your cash flow during these periods is critical, especially for smaller businesses with tighter budgets.

Customer concentration risk

If a large share of your revenue comes from just one or two B2B clients, losing one can be devastating. Diversifying your client base reduces this risk. It's worth regularly reviewing who your biggest customers are and how dependent your business is on any single relationship.

Managing your B2B relationships

Strong B2B relationships don't happen by accident. They take consistent effort, clear systems, and the right tools. These strategies help keep your partnerships running smoothly.

Prioritise clear communication

Set expectations early and keep your partners informed. Regular check-ins, transparent updates on timelines, and honest conversations about problems build trust over time. Don't wait for issues to escalate before addressing them.

Build reliable processes

Consistency matters in B2B. Whether it's invoicing, order fulfilment, or contract management, having reliable processes reduces errors and makes you easier to work with. Document your workflows and look for areas where you can standardise.

Use the right technology

The right tools can save you hours of manual admin. Cloud accounting software like Xero helps you manage invoices, track payments, and reconcile transactions in one place. This kind of visibility makes it easier to stay on top of your B2B finances and spot issues early.

Track performance

You can't improve what you don't measure. Keep an eye on key metrics like payment terms, order accuracy, and customer satisfaction. Research suggests that businesses which track supplier performance regularly see measurable improvements in cost efficiency and service quality. Regular reviews help you identify what's working and where you need to make changes.

Strengthen your B2B partnerships with Xero

Building strong B2B relationships starts with getting the basics right. When your invoicing, payments, and financial reporting run smoothly, you can focus on growing your partnerships instead of chasing paperwork.

Xero's cloud accounting software gives you real-time visibility into your finances, automates routine tasks like bank reconciliation and invoice reminders, and keeps everything organised in one place. Whether you're managing a handful of suppliers or a growing network of business clients, Xero helps you stay on top of it all, so get one month free.

FAQs on B2B

These frequently asked questions about B2B cover the basics of business-to-business transactions.

What exactly does B2B mean?

B2B stands for business-to-business. It refers to transactions where one business sells products or services to another business, rather than to individual consumers. Examples include a software company selling to a retailer or a wholesaler supplying a restaurant.

What is a B2B and B2C?

B2B (business-to-business) involves selling to other businesses. B2C (business-to-consumer) involves selling directly to individual customers. Some businesses operate in both models, for example a printer manufacturer that sells to office supply shops (B2B) and also to individuals through its own website (B2C).

What are the different B2B business models?

The three main B2B models are vertical (operating within a single industry), horizontal (selling across multiple industries), and B2B2C (selling through another business to reach the end consumer). Your choice depends on your target market and how your product or service reaches buyers.

Is B2B or B2C better for small businesses?

Neither is inherently better. B2B often means larger order values and longer-lasting client relationships, but sales cycles are longer and involve more stakeholders. B2C typically offers faster transactions and a broader customer base, but with smaller individual sales. The right choice depends on your product, skills, and market opportunity.

How do I know if my business is B2B?

If your primary customers are other businesses rather than individual consumers, you're a B2B business. Ask yourself who buys your product or service. If the answer is companies, organisations, or professionals acting on behalf of their employer, you're in the B2B space.

Do I need special software for B2B transactions?

You don't necessarily need specialist B2B software, but the right tools make a big difference. Cloud accounting software helps you manage invoicing, track payments from multiple business clients, and keep your financial records organised. CRM (customer relationship management) software can also help you manage longer sales cycles and multiple contacts within each client organisation.