# B2B marketplace ideas: 6 opportunities worth exploring Six real opportunity patterns for B2B marketplace ideas, backed by an Andreessen Horowitz study of 100 marketplaces, plus how to spot each one. [![Author: Juho Makkonen](https://images.prismic.io/sharetribe/8ecdbf96-a3fd-4c2c-a052-46b825b276a7_juho.makkonen-b5a1d1aa79e83fcb6e2e25c55d56b38c.png?auto=compress%2Cformat&fit=max&w=3840)](/author/juho-makkonen/) Aug 25, 2026 Juho Makkonen CEO & Co-Founder [LinkedIn](https://www.linkedin.com/in/juhomakkonen/) Table of contents 1. [6 B2B marketplace ideas worth exploring](#6-b2-b-marketplace-ideas-worth-exploring) 1. [1\. “Holy Grail” transactions](#1-holy-grail-transactions) 2. [2\. Inefficient processes](#2-inefficient-processes) 3. [3\. Fragmented markets](#3-fragmented-markets) 4. [4\. Change of habits](#4-change-of-habits) 5. [5\. Blue ocean](#5-blue-ocean) 6. [6\. New ways to engage](#6-new-ways-to-engage) 2. [Which pattern fits your idea?](#which-pattern-fits-your-idea) 1. [Ready to test your idea?](#ready-to-test-your-idea) 3. [FAQs about B2B marketplace ideas](#faqs-about-b2-b-marketplace-ideas) 1. [What makes a good B2B marketplace idea?](#what-makes-a-good-b2-b-marketplace-idea) 2. [Is starting a B2B marketplace still a good idea?](#is-starting-a-b2-b-marketplace-still-a-good-idea) 3. [Do I need a completely new idea to start a B2B marketplace?](#do-i-need-a-completely-new-idea-to-start-a-b2-b-marketplace) Plenty of B2B marketplace ideas sound reasonable on paper and go nowhere. The difference between the ones that work and the ones that don't usually comes down to a handful of underlying patterns, not effort or funding. Andreessen Horowitz [studied](https://a16z.com/2020/02/20/marketplace-engagement/) the 100 fastest-growing marketplaces and found the winners kept following the same repeatable setups, and B2B has a genuine edge in several of them that consumer marketplaces don't share. **Below are six of those patterns**: what each one looks like in practice, a real B2B example for most of them, and a quick way to check whether your own idea actually fits one, before you spend months building around it. ## 6 B2B marketplace ideas worth exploring --- ![The 6 marketplace ideas and opportunities in B2B for marketplaces, placed in colorful circles arranged also in a circle. They are blue ocean, "Holy Grail" transaction, inefficient processes, fragmented markets, new ways to engage, and change of habits.](https://images.prismic.io/sharetribe/72c80b4f-6854-4b43-bd39-c8794d3b0393_b2b+opportunities.png?auto=format%2Ccompress&fit=max&w=3840) ### 1\. “Holy Grail” transactions Marketplaces thrive in markets with high single transaction value or high transaction frequency, exemplified by B2C and P2P unicorns like [Airbnb](/how-to-build/website-like-airbnb/) and Uber. Surprisingly, a [study on the top 100 marketplaces](https://a16z.com/2020/02/20/marketplace-engagement/) by the VC firm **Andreessen Horowitz** reveals that successful marketplaces can operate with various combinations. Many B2C marketplaces have thrived even in low-value, low-frequency markets. One category, which the authors of the study label “**The Holy Grail**,” has both high purchase frequency and high average order value. This combination is difficult to find. But B2B marketplace platforms have tremendous potential to fall into this category. Freight brokerage (Freightos), heavy equipment rentals, and bulk commodity trading all fit this pattern: they deal with high-value transactions that happen regularly. The opportunity for a commission-based marketplace business model is ripe. **How to find the Holy Grail:** The reason why transactions are large and frequent in B2B is that the underlying need is often operational and non-negotiable. When evaluating verticals, look for purchases that would stop a business in its tracks if they couldn't be made. Those are markets where buyers and suppliers will also likely have a high willingness to pay for a reliable platform with a fair commission rate and stick around if their needs are met well. ### 2\. Inefficient processes In the consumer realm, nearly any demand can be satisfied through a simple click. But in the B2B landscape, high-value, high-frequency transactions often still rely on pen and paper, phone, and even fax. These practices persist for valid reasons: high stakes, the resulting high need for trust, price negotiations, certificate exchanges, and complex purchase chains that involve multiple parties and locations. That combination produces real inefficiencies, and marketplaces are well-positioned to fix them: if a marketplace can solve the underlying requirements (trust, oversight, administrative overhead) while streamlining the steps, it can [improve productivity](/academy/productivity-marketplaces/) at every stage of the B2B purchase process. Done well, that kind of convenience also makes a marketplace resistant to [leakage](/academy/how-to-discourage-people-from-going-around-your-payment-system/), since users have a real reason to keep transacting on it instead of moving off-platform once they've connected. We've already seen this pattern up close: one of our [B2B marketplace examples](/how-to-build/b2b-marketplace/examples/), JOOR, replaced in-person fashion trade shows and paper catalogs with a digital wholesale platform. The same setup shows up elsewhere, too. Construction subcontractor bidding, medical supply procurement, and custom manufacturing quotes still run largely on email and spreadsheets today. **How to look for inefficient processes:** if you don't already have insider intel on how processes in the niche you're considering work, talk directly to procurement managers. If they describe their process with the words "we just call around," or "we've been using the same partners for decades because finding new ones that deliver what we need would be a pain," that's your signal. ### 3\. Fragmented markets Marketplaces are great for aggregating products or services, especially in fragmented B2B markets with numerous small suppliers lacking an online presence. These markets often rely on personal contacts or intermediaries like brokers and agencies. [Building a marketplace in a highly fragmented market](/twosided/ep3-ruthie-amaru-building-marketplace-for-fragment-markets/) could make finding a B2B provider infinitely easier, and bring transparency and efficiency to the transactions. A marketplace can offer a streamlined alternative to these go-betweens, or [work with them](/twosided/ep5-michael-degiorgio-crexi-embrace-middleman/) to increase efficiency for all parties involved. **How to identify fragmented markets:** local building materials suppliers, regional food producers, and independent industrial parts manufacturers are all examples. A useful test: if a buyer has to contact five or more suppliers just to compare options, or if both buyers and sellers name awareness of options as a key challenge, the market is fragmented enough for a marketplace to add real value. ### 4\. Change of habits As a result of the B2C marketplace revolution, private consumers are very accustomed to solving problems through e-commerce and online marketplace platforms. We're familiar with standard marketplace procedures, [marketplace payments](/academy/marketplace-payments/), and trust-building elements like reviews and identity verification. That comfort spills over into B2B: as people grow used to marketplaces in their personal lives, they find it easier to embrace online platforms for business purchases too, and the barrier to adopting new technology is lower today than in the early marketplace era. _This is a big part of why Amazon Business exists_: from the start, its whole premise has been giving business buyers the same self-serve shopping experience they already know from Amazon.com, just adapted for purchase workflows, approvals, and reconciliation. A [2018 Salesforce study](https://www.salesforce.com/news/wp-content/uploads/sites/3/2020/08/state-of-the-connected-customer-report-second-edition2018.pdf) found that 69% of B2B buyers now expect "Amazon-like" buying experiences, and it climbs by generation: 54% of Boomers, 66% of Gen X, and 77% of Millennials say the same. **How to turn a change of habits into an idea:** think about what you already buy through marketplaces in your personal life, then ask whether the business equivalent still runs on relationships and phone calls. Professional services procurement, corporate event management, and office supplies have all followed this path. The shift is often led by younger procurement managers who expect a consumer-grade experience at work. ### 5\. Blue ocean Most new customer-facing marketplaces have to take on existing competitors and differentiate on product to compete. [B2B marketplace platforms](/any-marketplace/) still have unexplored market space of their own, known as a blue ocean. Finding one means founders can focus on solving the chicken-and-egg problem and reaching liquidity without battling an incumbent, which puts them in a stronger position to build network effects and defensibility over time. [Indigo Agriculture](https://www.indigoag.com/) is a real example: when it launched, agricultural inputs and carbon credit trading had no real online marketplace serving them, just a landscape of regional dealers and paper contracts. Indigo built the digital layer connecting farmers with buyers before any competitor did, and it's one of our own [B2B marketplace examples](/how-to-build/b2b-marketplace/examples/). **How to find blue oceans:** agricultural inputs in emerging markets, specialized parts for niche manufacturing, and professional training and certifications are all areas where marketplaces remain sparse. A practical check: search Google for your target vertical. If the results are directories, association websites, and PDFs rather than a clear marketplace, no one has built the obvious thing yet. ### 6\. New ways to engage Introducing a marketplace component to an existing business lets it engage its audience in new ways, while minimizing the financial risk of traditional expansion: third-party suppliers bring their own capabilities, marketing, and customer networks, easing the original business's investment burden. It's also a way to deepen customer relationships and loyalty, since an ecosystem of third-party suppliers can serve a wider range of customer needs and adapt faster to new developments in the market. Salesforce is the clearest example of this pattern at scale. In 2006, it opened AppExchange, a marketplace where outside developers could build and sell apps directly to Salesforce's own CRM customers, on top of a product that had nothing to do with a marketplace when it launched. Two decades later, AppExchange is one of the largest B2B software marketplaces in the world. **How to find marketplace ideas in an existing business:** a software company adding a marketplace for certified integrations, a logistics provider launching a freight platform, or a trade association enabling transactions among its members are all examples of this pattern. If you already have strong relationships with one side of a potential market, you have a head start on the hardest part of building a marketplace: getting the first side on board. We also recommend this talk by James Currier at a Sharetribe Marketplace Conference, [Success factors of B2B marketplaces](https://www.youtube.com/watch?v=CxO8tajS3jA), where he covers why the 2020s are a great time to build a B2B marketplace and shares 24 tactics to make one work. ## Which pattern fits your idea? --- Most real B2B marketplaces fit more than one of these at once, but it usually helps to know which one is doing the heavy lifting for you. Ask yourself: * **Holy Grail transactions:** would your buyers be in real trouble if they couldn't make this purchase, and do they make it often? * **Inefficient processes:** do the people who'd use your marketplace already describe their current process as painful, manual, or slow? * **Fragmented markets:** would a buyer need to contact five or more suppliers just to compare options today? * **Change of habits:** are your target users already comfortable buying similar things through consumer marketplaces in their personal lives? * **Blue ocean:** when you search your target vertical, do you find real marketplaces, or just directories and PDFs? * **New ways to engage:** do you, or does your business, already have a relationship with one side of this market? Whichever question you answered most confidently is usually the strongest reason to build, and the one worth leading with when you start validating the idea. ### Ready to test your idea? Once you know which pattern fits, the next step is validating it with real buyers and suppliers, not building in a vacuum. Read our [step-by-step guide to building a B2B marketplace](/how-to-build/b2b-marketplace/) for how to do that, or start with what a B2B marketplace actually is if you're still working through the basics. ## FAQs about B2B marketplace ideas --- ### What makes a good B2B marketplace idea? The strongest B2B marketplace ideas usually match one of a small number of recurring patterns: a high-value or high-frequency transaction, a genuinely inefficient manual process, a fragmented market with no dominant player, a market where buyers already want a consumer-style buying experience, an underserved "blue ocean" vertical, or an existing business that can add a marketplace layer to something it already runs. ### Is starting a B2B marketplace still a good idea? Yes. The core research behind this page is from 2020, but the underlying dynamics, large transaction volumes, underserved niches, and a continuing shift toward digital procurement, haven't gone away. If anything, the "change of habits" pattern has only gotten stronger as more procurement decision-makers have grown up buying things online. ### Do I need a completely new idea to start a B2B marketplace? No. The "new ways to engage" pattern is built around the opposite case: an existing business, whether that's a software company, a logistics provider, or an industry association, adding a marketplace component to something it already does. If you already have a relationship with one side of a market, that's a real head start, not a disqualifier. Start your 14-day free trial ## Create a marketplace today! * Launch quickly, without coding * Extend infinitely * Scale to any size [Start free trial](https://console.sharetribe.com/new) No credit card required