Short answer
Account-based marketing (ABM) is a B2B strategy in which marketing and sales choose a defined list of high-value target accounts and run coordinated, personalized campaigns to the buying group at each one, instead of generating leads broadly and filtering them later. Programs are usually tiered: one-to-one for a few strategic accounts, one-to-few for clusters with shared needs, and one-to-many for larger lists. Success is measured per account: engagement, pipeline and revenue.
- ABM starts from a named account list, not a lead target.
- Tier the list: a few one-to-one accounts, clusters of one-to-few, and a wider one-to-many tier.
- Set a budget per account in each tier and check that the expected deal value justifies it.
- Measure accounts, not leads: buying group coverage, engagement, pipeline and win rate.
On this page
This page is for B2B marketers, sales leaders and founders whose deals are large enough that a few accounts matter more than a lot of leads. It defines ABM, shows how the tiers work, and works through the budget arithmetic most ABM guides leave out.
What account-based marketing means
Account-based marketing treats each target account, or a small cluster of similar accounts, as a market of its own. Instead of attracting as many leads as possible and passing the best to sales, marketing and sales agree on a list of named companies, research each one, and run campaigns aimed at the specific people who will make the buying decision there.
The approach took shape at ITSMA, a B2B marketing research and membership organization. Bev Burgess, who later co-wrote A Practitioner's Guide to Account-Based Marketing with ITSMA's president Dave Munn, first developed it while managing director of ITSMA Europe in 2003. Their book describes three types of ABM in use today: strategic, ABM lite and programmatic, often summarized as one-to-one, one-to-few and one-to-many.
ABM vs lead-based demand generation
| Lead-based demand generation | Account-based marketing | |
|---|---|---|
| Starting point | A target number of leads | A named list of accounts |
| Who it reaches | Anyone who responds | The buying group at each chosen account |
| Personalization | By persona or industry | By account or cluster of accounts |
| Success measure | Leads, MQLs, cost per lead | Account engagement, pipeline and revenue per account |
| Sales involvement | Receives qualified leads | Plans the campaign with marketing from day one |
The two work together. Demand generation fills the market with awareness and inbound interest; ABM concentrates effort where a single deal justifies it.
The three tiers
| Tier | Accounts | What's personalized | Typical tactics |
|---|---|---|---|
| Strategic (one-to-one) | A handful, often 5 to 20 | Everything, built for one account | Account research, custom proposals and events, executive meetings, content written for that company |
| ABM lite (one-to-few) | Tens, in clusters of similar accounts | Messages for each cluster's shared problem | Cluster-specific content, small roundtables, targeted ads, coordinated outreach |
| Programmatic (one-to-many) | Hundreds | Industry or segment, with account names inserted | Account-targeted ads, personalized web pages, sequenced email and calls |
Worked example: tiering and budget
Illustrative example. The company and numbers are invented to show the method.
Northgate Data Centers (northgate.example) is a colocation provider with new capacity to fill. It has $240,000 a year for an ABM program and three tiers of accounts:
| Tier | Accounts | Typical annual contract | Spend per account | Tier budget |
|---|---|---|---|---|
| One-to-one | 5 | $1,200,000 | $20,000 | $100,000 |
| One-to-few | 25 (5 clusters) | $300,000 | $3,200 | $80,000 |
| One-to-many | 150 | $60,000 | $400 | $60,000 |
Next, Northgate estimates what each account is worth before it's won: the chance of an opportunity, times the win rate, times the contract value.
| Tier | Expected value per account | Spend as a share of it |
|---|---|---|
| One-to-one | 1 win in 5 accounts: 20% × $1.2M = $240,000 | $20,000 ÷ $240,000 = 8% |
| One-to-few | 32% reach opportunity, 30% win: 0.32 × 0.30 × $300,000 = $28,800 | $3,200 ÷ $28,800 = 11% |
| One-to-many | 10% reach opportunity, 25% win: 0.10 × 0.25 × $60,000 = $1,500 | $400 ÷ $1,500 = 27% |
The first two tiers look sound. The one-to-many tier spends 27% of each account's expected value, so it's the place to cut: drop the spend to about $150 per account with automated, account-targeted ads, or move those accounts back to normal demand generation and put the $60,000 into more one-to-few clusters. A useful working rule is to keep spend per account well under a fifth of its expected value; your margins set the exact line.
How to run an ABM program
- Choose the accounts together. Sales and marketing agree on the list from the ideal customer profile, plus signals that an account is in market: expansion, new leadership, a contract coming up for renewal.
- Map the buying group. List the roles that decide, influence and sign at each account, and who you already know.
- Research each account. Find what's happening at the company and the angle that connects it to your offer. The account research guide shows how. At volume this is the slow part; Bebop researches each account in a list and writes a playbook with the people, the trigger and the angle.
- Build the message by tier. One-to-one gets bespoke material; one-to-few gets a message per cluster; one-to-many gets segment messaging with the account's name and situation.
- Coordinate the touches. Agree who contacts whom, in what order and through which channel, so the account hears one story.
- Review accounts weekly. Look at which accounts are engaging, which roles are missing and what sales has learned.
How to measure ABM
| Metric | How to calculate it |
|---|---|
| Buying group coverage | Engaged contacts ÷ roles mapped at the account |
| Account engagement rate | Accounts with meaningful activity (meetings, replies, repeat visits) ÷ accounts in the tier |
| Pipeline per account | Open opportunity value ÷ accounts in the tier |
| Win rate | Won ÷ closed opportunities, compared with similar non-ABM deals |
| Return on spend | Closed contract value ÷ tier budget, tracked by tier |
Common mistakes
- A list marketing chose alone. If sales doesn't believe in the accounts, it won't follow up.
- Too many one-to-one accounts. Real one-to-one work takes weeks per account. Twenty is a lot for a small team.
- Counting leads. An ABM program judged on MQLs drifts back into lead generation.
- One contact per account. B2B purchases involve several people; reach only one and the deal stalls when they're out.
- No exit rule. Decide in advance when an account that isn't engaging moves down a tier.
Next step: pick your first one-to-one account and work through the account research guide.
Sources
- A Practitioner's Guide to Account-Based Marketing, 2nd edition (preliminary pages), Kogan Page (Bev Burgess and Dave Munn), 2021
Written by the Bebop team at Blackpearl Group. Last updated .
Questions people ask
What is ABM in marketing?
ABM stands for account-based marketing, a B2B strategy where marketing and sales pick a list of specific target companies and run coordinated, personalized campaigns to the people who make buying decisions at each one. It replaces the usual approach of generating as many leads as possible and filtering them later. It suits companies with large deals, long sales cycles and buying groups of several people.
What are the three types of ABM?
The three types described by Bev Burgess and Dave Munn of ITSMA are strategic ABM, ABM lite and programmatic ABM, usually summarized as one-to-one, one-to-few and one-to-many. Strategic ABM builds bespoke programs for a handful of accounts; ABM lite runs campaigns for small clusters of similar accounts; programmatic ABM uses technology to personalize campaigns across hundreds of accounts.
What is the difference between ABM and demand generation?
Demand generation tries to create interest across a whole market and measures success in leads and pipeline from all sources. ABM starts with a named list of accounts and measures success account by account: who at each company is engaged, how much pipeline the list produces and how many accounts are won. Most B2B companies run both, using ABM for the accounts large enough to justify personal attention.
What does ABM experience mean in a job description?
It means the employer wants someone who has run account-based programs: chosen target accounts with sales, mapped buying groups, built personalized campaigns by tier, coordinated outreach with account executives and reported results per account rather than per lead. Be ready to describe a program you ran, how many accounts were in each tier, what you spent and what pipeline and revenue it produced.
How many accounts should an ABM program target?
It depends on your team and deal size. As a rough guide, a one-to-one tier is usually a handful of accounts, often no more than 20, because each needs weeks of bespoke work. One-to-few tiers run to tens of accounts in clusters, and one-to-many tiers to hundreds. Check that the budget per account is a small fraction of what each account is expected to be worth.
Is ABM a sales or a marketing strategy?
Both. Despite the name, ABM only works when sales and marketing plan it together: they choose the accounts jointly, agree who contacts which people and when, and share one view of each account's progress. Marketing usually runs the campaigns and content, while account executives and SDRs run the conversations. A program run by marketing alone tends to drift back into lead generation.