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Business development: what it does and how it differs from sales

Łukasz Siemaszko · September 24, 2026 · 8 min read

Most B2B companies that come to us for support share the same problem: sales is somehow working, but no one is responsible for where clients will come from two quarters from now. Business development sounds like the answer, but in practice it is often confused with the sales department or with marketing. Below we break it down: who does what, how it looks in a manufacturing or service company, and how to tell that business development is actually working.

Business development usually enters a company through a sentence we hear almost identically across different markets. The company has three or five salespeople who visit clients and close orders. The portfolio is stable, but it has not grown for two years. The owner says: "we have sales, what we lack is business development". And that sentence already contains half the problem, because what is usually missing is someone to handle what happens before the first call to a client, rather than people to sell.

What question does business development start with

Business development answers the question: where will the revenue come from that is not yet in the plan today. It is about creating new sources, not about closing existing inquiries better. This could be a new customer segment, a new distribution channel, a new type of contract (subscription instead of one-time delivery), entering a market where the company has not been present before, or a partnership that opens access to someone else's customer base.

In practice, this means working on two levels at once. The first is analysis: who buys, why they buy, and whether the same competence can be sold to a different audience. The second is execution: conversations, tests, pilots, partnership agreements. Without the first level, the second turns into chaotic chasing of anyone who picks up the phone. Without the second, the analysis stays in slides.

A good illustration is how marketing planners define target markets. Tomczak, Reinecke, and Kuss in Strategic Marketing (2018) show this using the example of publishers: the same product can be sold to private individuals, students, companies, or libraries, and each of these groups requires a different market definition and a different channel to reach them. Business development is exactly the exercise of translating the same competence to a new audience, before anyone in the company starts calling them.

How it differs from sales, or the division of roles in practice

The most common mistake we see with clients is putting business development into the salesperson's scope of responsibilities. The result is predictable: the salesperson has a quarterly sales plan, so they do what gives results in that quarter. A new customer segment that will pay off in six months never gets attention because it does not fit into the settlement.

This difference comes from the structure of settlements and goals, not from the ambitions of individual people:

  • Sales works on existing demand. It has a client list, a pipeline, a sales cycle, and a numerical goal. Success is measured by closed deals.
  • Business development works on demand that does not exist yet. It builds relationships, tests market hypotheses, negotiates terms of cooperation with partners. Success is measured by the number of open paths and the quality of relationships, not by the number of invoices this month.

Practical consequence: these roles should have different goals and different time horizons. If a business developer is settled on monthly sales, within a few weeks they will turn into another salesperson. If a salesperson is also supposed to "do B2B business development," they will not do either well.

Sales vs. business development: division of roles and settlement method
SalesBusiness development
Source of demandExisting demandDemand that does not exist yet
Main taskClosing deals from the current pipelineOpening new segments, channels, and partnerships
Time horizon for resultsWeeks, monthsTwo to three quarters
Basis for settlementSigned contracts and revenueMilestones: conversations, pilots, letters of intent, stop decisions
Main riskPressure for short-term results at the expense of relationship qualityLack of decision-making mandate and diluted responsibility

It is also worth distinguishing business development from marketing. Marketing generates inquiries and builds recognition in an existing category. Business development checks whether entering a new category is worth it at all, before marketing starts communicating anything in it. The order matters: verification first, campaign second. We write more about how to structure communication on the marketing side in the article on B2B marketing strategy.

Who a business developer is and what to expect from them

A business developer is someone who combines three competencies: they understand the product or service well enough to assess where else it makes sense, they can talk to decision-makers on the other side, and they can lead a project from hypothesis to signed contract. In manufacturing companies, this is often someone pulled from the technical team or customer service, because they know the realities and only lack negotiation skills.

At one company, a salesperson with twelve years of experience told us plainly: "I have a plan for the quarter and three clients who call on their own. If I'm also supposed to look for new segments, when am I supposed to do that?" The owner saw this as a lack of ambition and let him go after six months. The new salesperson behaved exactly the same way, because the problem was not the person, but the fact that no one in the company had the time or the mandate to look for revenue outside the current portfolio.

What you can realistically expect from such a person in the first six months:

  1. Maps of segments where the company has a right to win, with justification, not a list of "everyone who could buy".
  2. Three to five active development paths: partner conversations, pilots, tests of a new channel.
  3. One or two "we're in / we're out" decisions, made based on conversations, not hunches.

If after six months none of these things exist, the problem is the lack of a mandate, not the person. A business developer without access to the owner or management and without the right to make decisions about tests will just be another link in the reporting chain.

B2B business development: four types of moves that realistically increase revenue

In our work with clients, we most often return to four types of development moves. They are not groundbreaking, but they organize the conversation and let you choose one direction instead of five at once.

1. A new segment for the same product

The same service, a different audience. A training company serving corporations enters the public sector. A manufacturer of automotive components checks whether its part might work in agricultural machinery. A cheap move in production, expensive in verification, because it requires conversations with a new type of decision-maker.

2. A new route to market

Direct sales supplemented by a distributor, an industry catalog, or a procurement platform. In digital models this move is usually cheaper and faster than traditional approaches, which is well described in the literature on online-channel business models (Digital Stractics, ch. 3: New Business Models for the New World). The condition: the channel has to make economic sense at the current margin.

3. A new model of working with the client

Replacing a one-off delivery with a service agreement, a subscription, or a retainer. This is usually the most profitable move, because it increases customer value over time, but it requires rebuilding the service and billing process.

4. A partnership or alliance

A company that sells to the same audience but does not compete directly. A joint offer, mutual referrals, a joint tender. A fast move if the partner is chosen deliberately, and an expensive one if it rests only on the goodwill of both sides.

The business developer's workflow, from hypothesis to decision
  1. 1

    Segment analysis

    Determining which audience groups the company's current competence has a chance to win in, with a rationale based on conversations and data.

  2. 2

    Choosing one direction

    Choosing one of four types of move: a new segment, a new channel, a new model of working with the client, or a partnership. One direction per quarter.

  3. 3

    Conversations and pilots

    Direct conversations with a new type of decision-maker and launching a test or pilot with a client.

  4. 4

    The decision: we go in or we don't

    Assessing the pilot results and deciding whether to scale or close the direction. Closing on time is just as valuable as scaling.

  5. 5

    Handover to sales

    Once the model is confirmed, the workflow goes to the sales team as a repeatable process with a clearly described cycle.

Choosing one of these directions per quarter matters more than trying to run all four in parallel. In companies of up to 50 people, running four development tracks in parallel ends with none of them reaching the decision stage.

How to measure results when the outcome appears after two quarters

This question comes back at every meeting. If business development doesn't close sales this month, what should it be accountable for? The answer: milestones leading to a decision, not revenue.

A practical set of metrics that works in service and manufacturing companies:

  • The number of conversations held with a new type of decision-maker per month.
  • The number of active pilots or tests with a client.
  • The number of signed letters of intent or partnership agreements.
  • Sales pipeline value in the new segment, broken down by stage.
  • Stop decisions made on time, meaning projects closed before they consumed budget.

The last point is underrated. Well-run business development regularly closes directions that did not prove out. If after a year all paths are still open, most likely no decision was ever made.

In the interim model we use with clients, we are paid based on these milestones, not on the number of hours spent in meetings. That difference quickly verifies whether a given growth path makes sense. We write more about this model on our marketing consulting.

When business development in a company does not work

There are situations where hiring a business developer is a waste of money. The three most common:

  1. The company does not have repeatable sales. If no one can describe why customers buy, there is nothing to translate into a new segment. First, bring order to current sales.
  2. The owner will not hand over decisions. Business development requires consent for tests, pilots, and sometimes for lowering margin in the first year. If every decision goes back to the owner for three weeks, the pace of work drops to zero.
  3. The goal is financial, not market-based. "We need to win 2 million in revenue from a new segment" without specifying which segment and why that one is a wish, not business development.

In such cases it is better to start by bringing order to the current sales and marketing model, and plan B2B business growth for the moment when the company has a stable, documented customer acquisition process. Then every new growth move can be compared against a benchmark, not against impressions.

Business development does not fix sales. It builds a second leg for the company to stand on two years from now.

Sources

  1. Torsten Tomczak, Sven Reinecke, Alfred Kuss, Strategic Marketing: Market-Oriented Corporate and Business Unit Planning, 2018
  2. Digital Stractics, ch. 3: New Business Models for the New World: Stractics in Practice

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Frequently asked questions

What is business development in a B2B company?

Business development is a set of activities that create new sources of revenue: new customer segments, new channels of reaching them, new cooperation models (for example a subscription instead of a one-off delivery), and partnerships. Unlike sales, it does not work on existing demand. It tests and opens demand that the company does not have yet.

How does business development differ from sales?

Sales works on the existing pipeline and is measured by deals closed in a short horizon. Business development builds relationships and tests market hypotheses, and its effects appear after two or three quarters. Sales answers the question "how do we close what we have", while business development answers the question "where will the revenue come from that is not in the plan yet".

Who is a business developer and what are their tasks?

A business developer is a person who combines product knowledge with the ability to talk to decision-makers and to run a project from hypothesis to a signed contract. In the first six months, they should deliver a map of segments where the company has a chance to win, three to five active development paths, and one or two go / no-go decisions.

How do you measure the effects of business development when the results are deferred?

You measure milestones, not monthly revenue: the number of conversations with a new type of decision-maker, the number of active pilots, the number of signed letters of intent, the value of the pipeline in the new segment, and the number of "stop" decisions made on time. Regularly closing directions that did not confirm is just as important an indicator as the number of open paths.

When does business development in a company make no sense?

Three situations: when the company does not have repeatable sales and cannot describe why customers buy; when the owner does not delegate decisions about tests and pilots; when the goal is purely financial ("win 2 million from a new segment") without indicating a specific segment and justification. In such cases, the current sales model needs to be organized first.

Łukasz Siemaszko

Łukasz Siemaszko

He has been running B2B marketing projects for 16 years. Growth Group has served more than 60 companies and generated PLN 160 million in profit for clients.

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About the author. Łukasz Siemaszko has many years of experience managing marketing. He combines strategy with hands-on execution, from audit and plan to day-to-day channel work, and manages by data: every marketing decision has a measurable goal. Today he is the founder of Growth Group, where clients pay for results.