Overtake Book a free call
Blog · Lead gen

How to build a B2B prospect list your sales team will actually use

Bought lists go stale and manual research is slow. Here's how to build a ranked, verified prospect list where every lead comes with a reason to reach out.

Pratyush Agarwal · 3 min read

I've watched sales teams spend most of a morning researching three companies, just to work out whether they're worth an email. I've also watched teams buy a list of 50,000 contacts and get a bounce rate that hurts their email domain for months.

There's a middle path, and it's where AI is genuinely good: reading a lot of public information about a company and telling you, in a sentence, why it's worth contacting now.

Step 1: Write your ideal customer down

Not "SMBs in tech". Something your team would recognise on sight:

FieldExample
IndustryLogistics and freight forwarding
Size20 to 200 employees
LocationIndia, Singapore, UAE
SignalsHiring ops roles, opened a new warehouse, raised funding
BuyerHead of operations or founder

Step 2: Collect, then enrich

  1. 1Find matching companies
  2. 2Add size, tools and recent news
  3. 3Find the right person
  4. 4Verify the email
  5. 5Score and rank

Sources are mostly public: company sites, job boards, LinkedIn, directories and news. The AI's job is to read all of that and fill in the blanks, so a person isn't doing it one tab at a time.

Step 3: Give every lead a reason

This is what separates a list people use from a list people ignore. Each row should say why this company, why now. For example: "Posted three warehouse supervisor jobs in the last month. Expanding to Pune." That one line makes the first email ten times easier to write.

Step 4: Rank them

Step 5: Keep it alive

A prospect list starts going stale the day it's built. People change jobs, companies get acquired. Rebuild the important parts weekly and log every refresh, so you can always see how fresh a row is.

Questions people ask me

Where does the contact data come from?

Public sources plus standard enrichment tools. Every email is verified before it goes on the list, so your domain doesn't get burned.

Can it write the outreach too?

Yes. Each lead can come with a first draft based on its 'why now' line. A person should still approve it.

See our lead gen and outreach service.

Pratyush Agarwal
Pratyush Agarwal

Founder of Overtake. I was a founding engineer at four startups, two of them in Y Combinator. I write about the AI systems I build for small businesses: what works, what doesn't, and how to start.

About meFollow on X

Want this set up for your business?

30 minutes with me. You leave with a written plan and a fixed quote, whether or not we work together.

Book a free strategy call