You have the names. You need the rest of the row
A list of 400 company names is not a pipeline. Somebody has to find the industry, the size, the location, the tech stack, and whether they are even worth a call. SheetAI researches each row on the live web, writes what it finds into the columns you name, and cites the page it came from, so the list you hand your reps is one they will actually work.

Salesforce's State of Sales research has repeatedly found that only about 30% of a rep's time goes to actual selling; the rest is administration, research, and data entry. Enrichment is the single largest research slice, and it is the one that looks most like a machine's job.
Source: Salesforce: State of SalesThis page is about filling in the columns you do not have. You start with something thin: a conference attendee list, a webinar signup export, a scrape of an association directory, a CRM segment where half the fields are blank, and you need it to become a list somebody can prioritise: industry, headcount band, headquarters, funding stage, relevant technology, a plausible reason to reach out. SheetAI does that research row by row on the live web, writes each finding into the column you specify with a source link, and marks the ones it could not confirm rather than filling them with something that reads well. It is not a contact database, it will not produce personal email addresses or phone numbers, and the boundaries section says exactly why.
The economics of a cold list
Four numbers that explain why enrichment eats the week it does, and why buying your way out of it is not always the answer.
Rep time spent on non-selling activity
Research, data entry, CRM hygiene, and internal admin. Enrichment is the largest automatable slice, the part that requires reading rather than judgement.
Salesforce State of SalesB2B contact data going stale each year
Roughly one field in five is wrong within a year of collection. Enrichment is therefore not a one-off project but a maintenance task, which is precisely what makes manual effort so expensive.
HubSpot, widely citedOrganisations reporting inaccurate contact data
Experian's data quality research has repeatedly found businesses believe roughly a quarter to a third of their customer and prospect data is inaccurate, and act on it anyway.
Experian Data QualityAnnual cost of a mid-tier enrichment subscription
Per-seat, per-credit pricing on the major data vendors adds up quickly, and the coverage gap on smaller, non-US, and non-tech companies is exactly where most lists live.
Published vendor pricingThe pattern: the expensive part is not the data itself; most of it is publicly on a company's own website. The expensive part is a human opening 400 tabs. Doing the research inside the sheet collapses that into a loop, and keeps the citation next to the cell so the answer is checkable.
Anatomy of an enrichment pass
What building a workable list from a raw export actually involves, before anything is automated.
Phase 1: Normalise what you already have
- ›Fix company names: trailing Ltd, Inc, duplicated whitespace
- ›Deduplicate the obvious repeats
- ›Split the one column that contains three fields
Phase 2: Find the company
- ›Search for the official website
- ›Discard the directory aggregators and the LinkedIn mirror
- ›Confirm it is the right entity, not a similarly named one
Phase 3: Read and record
- ›Industry, headcount band, headquarters, ownership
- ›Recent funding, acquisition, or leadership change
- ›Whatever qualifying signal matters to your motion
Phase 4: Score and prioritise
- ›Apply the ICP criteria to each row
- ›Rank by fit and by timing signal
- ›Cut the bottom half so reps do not work it
Phase 5: Hand it over and defend it
- ›Push to the CRM or hand to the reps
- ›Answer 'where did this come from?' for the disputed rows
- ›Re-run the whole thing next quarter
Why the source link matters more than the field
In 2018 the Federal Trade Commission brought an action against a set of data brokers over lists sold to marketers that had been assembled and represented in ways the buyers could not verify; the recurring pattern across the FTC's data-broker work has been that purchased lists arrive with confident-looking fields and no way to check any of them. Buyers discovered the problem the way buyers always do, after the campaign, from the bounce rate and the complaints. The same failure mode appears whenever a field is separated from its provenance: the value survives, the uncertainty does not.
The lesson: An enriched cell without a source is a rumour with formatting. The practical defence is boring and effective: make every researched field carry the URL it came from, and make the tool say 'not found' out loud. SheetAI writes a citation column alongside the values and leaves unconfirmed fields blank and flagged, so a rep who challenges a row can settle it in one click rather than distrusting the file.
Source: FTC: Data Broker Enforcement and ResearchWho it's for
If your pipeline starts as a spreadsheet with too few columns, this one is for you.
SDRs & BDRs
Given a raw list and a quota, and expected to research each account before the first touch.
Sales Operations
Maintain a CRM where a third of the account fields are empty and the rest are eighteen months old.
Founders Doing Their Own Sales
Have no data budget, no ops team, and a list of 300 companies that needs qualifying by Friday.
Demand Generation
Turn event and webinar exports into something segmentable before routing it to sales.
Partnerships & BD
Research long-tail targets that the major data vendors simply do not cover well.
Real enrichment workflows
The prompt, what the agent actually does, and what the sheet looks like at the end.
- ✓Searches for each company and identifies the official site rather than a directory mirror.
- ✓Reads the site to extract industry, size band, and location.
- ✓Writes one row per company with the source URL alongside.
- ✓Leaves unconfirmed fields blank and marks the row NOT FOUND rather than guessing.
312 of 400 rows enriched with a citation each, 88 marked NOT FOUND, mostly duplicates under alternate spellings and three companies that no longer trade. Roughly seven hours of tab-switching, done while the sheet was open.
Everything you need to make a thin list workable
Live web research per row, written into the columns you choose, with a citation beside every finding and an explicit not-found rather than a confident invention.
Plays well with your stack
- CRM exports (Salesforce, HubSpot, Pipedrive)
- Event and webinar attendee CSVs
- LinkedIn Sales Navigator saved-list exports
- Marketing automation contact exports
- Company registry and directory downloads
- Any CSV with a company or domain column
What enriching 400 accounts looks like
A representative outbound team preparing a quarter's target list, before and after the research step moves into the sheet.
Before SheetAI
~26 hours- MonClean the export; deduplicate; fix name variants~4h
- TueResearch the first 130 accounts by hand~7h
- WedResearch the next 130; lose the thread twice~7h
- ThuFinish the tail; chase the ambiguous company names~5h
- FriScore what got finished; ship the list unranked~3h
With SheetAI
~5 hours- MonClean and dedupe in one prompt; enrichment runs on the full list~1h
- TueReview the NOT FOUND rows; correct the ambiguous keys~2h
- WedScore against ICP with written justifications; tier the list~1h
- ThuRecent-news pass on Tier 1 only; hand to reps~1h
~80% reduction in list-preparation hours on a representative 400-account quarterly build.
What SheetAI will not do
Enrichment is one field away from surveillance, so the line matters. Here is where it sits.
Find personal email addresses or phone numbers
SheetAI does not generate, guess, or pattern-match personal contact details, and it is not a contact database. Beyond the legal exposure under GDPR, PECR, and similar regimes, guessed addresses are the fastest way to destroy a sending domain's reputation. If you need verified contact data, license it from a vendor whose lawful basis and opt-out handling you can inspect.
Bypass a paywall, login, or robots.txt
It reads pages that are publicly available. It does not authenticate as you, work around access controls, or fetch what a site has asked automated clients not to fetch. If the information is behind a subscription you hold, the licence terms are between you and the publisher; read them before you point a tool at it.
Guarantee a field is current
It reports what the source said at the time it read it, which is why the citation and the date matter. Company data decays at roughly a fifth per year; a field from six months ago is a hypothesis, not a fact. Re-run rather than trust.
Replace consent and suppression checks
Knowing a company exists is not permission to contact anyone at it. Suppression lists, consent records, and regional marketing rules stay your responsibility, and no enrichment output should be treated as a lawful basis for outreach.
We were paying for a data tool that covered maybe half our market: everything US and tech, almost nothing in our actual segment. Now the research runs against the companies' own websites and the answer arrives with a link. My reps stopped arguing with the list, which I did not expect to be the main benefit.
Frequently asked
The questions that come up before anyone points this at a real list.
Does this replace ZoomInfo or Clearbit?
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Will it find email addresses?
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How accurate is the enrichment?
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How many rows can it handle?
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Is this legal under GDPR?
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Can it work from domains instead of company names?
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What happens when it cannot find a company?
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Can I re-run it to refresh a list?
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Sources & further reading
Every benchmark and statistic on this page is drawn from publicly available research. We cite our sources because we read theirs.
- Salesforce: State of Sales Report↗
Multi-edition research on how sales representatives allocate their time; selling consistently accounts for under a third of the working week, with research and administration taking the majority.
- HubSpot: Marketing and CRM Data Decay↗
Source of the widely cited ~22.5% annual B2B database decay rate driven by role changes, relocations, rebrands, and business closures.
- Experian: Global Data Management Research↗
Recurring survey work finding organisations believe roughly a quarter to a third of their customer and prospect data is inaccurate.
- FTC: Privacy and Data Security Business Guidance↗
The regulator's guidance and enforcement record on data brokers and list purchasing, including the recurring problem of unverifiable purchased fields.
- ICO: Direct Marketing Guidance (UK GDPR / PECR)↗
The UK regulator's position on lawful basis, consent, and suppression for B2B direct marketing, the obligations that enrichment output does not satisfy on your behalf.
Related teams using SheetAI
Adjacent functions that hit the same kinds of problems.
Stop opening 400 tabs.
Start working the list.
Paste your company names into a sheet, name the columns you want filled, and get a researched list back with a source link on every finding.
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