Co-marketing: generating more B2B leads together with partners

Co-marketing means setting up a campaign, piece of content or event together with a partner in which you share each other’s audience. In B2B it is one of the fastest ways to reach a new, relevant audience without having to build that audience from scratch yourself. The idea is simple: your partner has the trust and the attention of people you want to reach too, and vice versa. In this article you will read how to use co-marketing as a genuine lead channel, and not as a non-committal brand party.

Work it out for yourself: calculate what a single lead is worth to you with our free value-per-lead calculator.

Why co-marketing is a lead channel, not a branding exercise

Most co-marketing falls apart because it is sold as visibility. Two logos on a webinar, a shared post, and afterwards everyone stares at the sign-ups as if that were the result. But sign-ups are not pipeline. A co-marketing activation only earns its place in your growth engine once it produces sales-ready leads that you can trace back to a deal.

That distinction changes everything about how you set up a partnership. A branding exercise is optimised for reach. A lead channel is optimised for qualification and follow-up. In our approach, co-marketing is the capture layer of one focused growth engine: it brings the right people in, but the value only emerges in what happens next. It is therefore one of the many channels within lead generation, not a replacement for it. Anyone who flips that around and thinks about visibility first is left with a nice event and an empty sales calendar.

The beauty of the channel is that you borrow trust. A cold prospect who sees your ad starts at zero. That same prospect who comes into contact with you through a respected partner starts with a head start. That borrowed trust is exactly why co-marketing leads often arrive warmer than leads from pure outbound.

That does not mean the channel is free. You pay with time, with content and with a slice of your own audience that you share. The trade only pays off if both partners put in an equal amount. A partnership in which one party does all the work and the other merely supplies a logo feels equal at first, but stalls after a single activation. So treat co-marketing as a mutual investment with an expected return, not as a favour you do each other.

When does a partner really fit you?

Not every partnership is worth co-marketing. The ideal partner shares your buyer but does not sell your solution. Think of a company that solves an adjacent problem for the same audience: you speak to the same people, at the same moment in their journey, without being each other’s deal.

Three questions help you recognise a suitable partner:

• Do your audiences overlap, rather than your offerings? If you sell the same thing, it is competition, not co-marketing.
• Does the partner sit at a different moment in the buyer journey? Someone who has just solved an adjacent problem often delivers a buyer who is ready for your step.
• Does your audience already trust this partner? The whole point is borrowed trust. A partner without credibility among your audience adds nothing.

Compare this with other ways of winning customers: with cold lead generation you build every relationship yourself, whereas with co-marketing you step into a relationship the partner already has. That does not make the channel better or worse, just different. It works best as an addition to your own, ongoing lead generation, not as a substitute for it.

Co-marketing formats that produce pipeline in B2B

Co-marketing does not have to be grand. The formats that most reliably produce leads are often the simplest:

• A joint webinar or online session. Both partners bring their audience, both supply content. The sign-ups have value, but the real harvest lies in who asks questions during and after the session.
• A shared report or guide. Two perspectives on the same problem give you content that neither party could have made alone. If you work with gated content, agree upfront who receives which leads.
• A joint case or customer story. If you have helped one client together, that story is doubly credible and reaches both networks.
• Borrowing each other’s channels. A guest contribution in each other’s newsletter or a joint LinkedIn activation brings you to an audience you reach only with difficulty organically.

Whichever format you choose, treat it the way you would treat any lead generation campaign: with a sharp goal, a clear offer and follow-up that is arranged in advance.

The agreement that makes or breaks every co-marketing

This is where most partnerships stumble: who owns the lead? If you do not agree that upfront, you end up in a division argument at the very moment there is finally interest, and by then it is too late. Put it in writing who gets which contacts, whether you share everything, and who does the first follow-up.

The agreement on follow-up itself is just as important. A lead that nobody follows up because both parties think the other is doing it is a burned lead. Agree within what timeframe contact is made, through which channel, and how you report back on what happened to the lead. That feedback is not admin: it is the only way both partners can see whether the partnership really produces pipeline.

Put the leads straight into the same system as all your other leads as well. A co-marketing lead that sits loose in a spreadsheet falls outside your normal follow-up and gets lost. If it belongs to your standard flow, it gets the same qualification and the same aftercare as every other lead.

How you know whether it works

Measure co-marketing the same way you measure your whole growth engine: on sales-ready pipeline and lead-to-deal attribution, not on sign-ups or reach. The questions that matter are clear. How many of the leads from the activation were qualified? How many became a genuine opportunity? And how many of those became a deal?

Only once you can trace that do you know whether a partner is worth working with again. Often one good partner turns out to be worth more than ten one-off activations with partners who have an audience but not your buyer. Which is why the right order is: start small with a single shared webinar or report, prove that it produces pipeline, and only then build a standing programme with your best partners.

Bear in mind too that a single co-marketing activation rarely fills a calendar overnight. The value compounds as you deploy a handful of partners structurally and make each activation just a little sharper based on what the previous one produced. That way co-marketing does not become a one-off stunt, but a recurring channel that tops up a predictable share of your pipeline every quarter.

Co-marketing is not a separate island next to your marketing. It is a capture channel that works best when it sits in the same growth engine as your content, your ads and your follow-up. Do you want to use co-marketing as part of an approach that steers on qualified pipeline instead of on lists? Book a call with us and together we will look at which partners get you in front of the right buyers fastest.