Tools · ai coding assistants

Companies using Windsurf_

As of 4 November 2026, 350 companies show Windsurf: 119 carry it on their website or in their DNS records, 239 name it in their own job postings, and 8 do both.

As of 4 November 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.

Largest market
United States · 74 companies
Companies with 51+ staff
82 · 69% of the footprint
Top industry
Technology & software · 40%
Team that names it most
Software engineering · 482 postings
Hiring on it, last 30 days
199 companies
Most often alongside
Cursor · 267 companies
350companies show Windsurf, all sources
119on their website or in DNS records
239name it in their own job postings
634postings naming Windsurf, last 90 days
02 — Two ways we see a tool

Where Windsurf shows up

Each population is counted on its own. We never add them up without saying so, because they answer different questions.

Website and DNS footprint119

Companies whose own pages load Windsurf's scripts or embeds, or whose domain's mail and hosting records (SPF, DKIM, MX, CNAME) point at Windsurf. From our crawl of 41.5M company websites and the DNS sweep behind it. Reach: the tool is in the building.

Job postings239

Companies whose own postings say the team works in Windsurf. Read hourly from ~70 applicant tracking systems, with the function, a quote and a date. Intent: the team that runs it is hiring.

Both8

Companies in the footprint whose postings also name Windsurf. The rest of the posting population (231) runs Windsurf without a public trace on the site or in DNS, which is where job data earns its place.

03 — Who uses it

Companies on Windsurf

Companies with 51+ employees and at least medium-confidence evidence in their own postings; job boards and portals left out.

TSMCSemiconductor manufacturers · United States10,001+ employeesCreativefuelCreative campaign agencies · Andheri H.O, India51-200 employeesIntuitiveMedical device manufacturers · Sunnyvale, United Kingdom10,001+ employees7-ElevenConvenience stores & kiosks · Irving, United States10,001+ employeesSantanderRetail & commercial banks · Boadilla Del Monte, Spain10,001+ employeesPubMaticAd serving & adtech platforms · Redwood City, United States501-1000 employeesRBCRetail & commercial banks · United States10,001+ employeesRiot GamesGame studios · Roppongi Roppongihiruzumoritawa(34-, United States1001-5000 employeesSynetisManaged cybersecurity services · Paris, France201-500 employeesMariaDBData engineering & database tools · Milpitas, United States201-500 employeesGet WellDigital health platforms · Bethesda, United States201-500 employeesSkydioUav aerospace manufacturers · San Mateo, United States501-1000 employeesCometConsumer electronics appliance webshops · Bologna, Italy1001-5000 employeesNew York Life Insurance CompanyInsurance companies underwriters · New York City, United States10,001+ employeesWPPFull service marketing agencies · Jersey, United Kingdom10,001+ employeesMark43Govtech public sector software · New York, United States201-500 employeesBNYWealth management general · Atlanta, United States10,001+ employeesVMLFull service marketing agencies · New York, United States10,001+ employeesSolidgateOnline payment gateways · United States51-200 employeesMcKesson CorporationPharmaceutical wholesale · Atlanta, United States10,001+ employees
Seen through the website or DNS only

Companies with 1,000+ employees whose website or DNS carries Windsurf but whose postings never name it: the part of the market job data alone misses.

350 companies show Windsurf; 20 of them have over 1,000 employees.

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04 — Footprint breakdown

By country, company size and industry

The 119 companies with Windsurf on their website or in DNS. Click a country for its own page where we have one.

By country
companiesshare
United States
7462%
United Kingdom
87%
Canada
65%
Germany
54%
Brazil
33%
Spain
33%
India
22%
Italy
22%
Mexico
22%
Australia
11%
Israel
11%
KE
11%
By company size
companiesshare
Self-employed
54%
2-10 employees
98%
11-50 employees
1916%
51-200 employees
2723%
201-500 employees
1714%
501-1000 employees
98%
1001-5000 employees
1613%
5001-10000 employees
65%
10,001+ employees
76%
By industry
companiesshare
Technology & software
4840%
Business & finance services
2420%
Media & content
2017%
Manufacturing & industry
1311%
Utilities & infrastructure
33%
Automotive
22%
Commerce & trade
22%
Health care
22%
Public, community & associations
11%
05 — What their DNS and pages also say

The mail, hosting and web stack of Windsurf companies

Other tools found on the same companies' websites or in their DNS records. Mail providers and senders come from SPF, DKIM and MX; the rest from page code.

06 — Job-posting evidence

Who runs Windsurf inside the company

The 239 companies whose postings name Windsurf: by country, size and the function of the role. The second number in the function table is companies.

Postings by function
postings · companies
Software engineering
482 · 211
Data & AI
195 · 93
Product, program & project management
26 · 21
Engineering (non-software)
24 · 9
IT operations & business systems
19 · 13
Sales
9 · 5
Marketing & communications
8 · 3
Design & UX
7 · 4
Unclassified
4 · 3
Business development & strategy
2 · 2
Posting companies by country
companiesshare
United States
15866%
Germany
115%
India
104%
United Kingdom
83%
Brazil
52%
France
42%
Poland
31%
Sweden
31%
United Arab Emirates
21%
Belgium
21%
Finland
21%
Lithuania
21%
Posting companies by size
companiesshare
Self-employed
52%
2-10 employees
198%
11-50 employees
4318%
51-200 employees
4318%
201-500 employees
3013%
501-1000 employees
229%
1001-5000 employees
3013%
5001-10000 employees
146%
10,001+ employees
3314%
Hiring on it right now
postings
Postings, last 30 days
447
Postings, last 90 days
634
All open postings
882

199 companies opened a role that names Windsurf in the last 30 days. A hiring team that names its tools is the moment to write to the person who owns the stack.

07 — Named alongside

What Windsurf teams also ask for

Tools named in the same postings as Windsurf. Office software is left out.

08 — ai coding assistants

Windsurf against the rest of its category

Ranked by companies naming each tool in postings. Whole category →

Cite this

Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.

350 companies show Windsurf: 119 carry it on their website or in their DNS records, 239 name it in their own job postings, and 8 do both. (Breaknorm, 4 November 2026, https://breaknorm.co/tools/windsurf)
How we know

Read from the source, not self-reported

Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →

  • Website codeScripts, tags and embeds found on the company's own pages in our crawl of 41.5M sites. A tool counts once per company.
  • DNS recordsSPF includes, DKIM selectors, MX and CNAME records of the company's domain that point at Windsurf or another vendor. Swept in cycles; dedicated mail-provider and hosting facets open once coverage passes 80% per country.
  • Job postingsRead hourly from the applicant tracking systems behind company career sites. A tool counts when the employer's own text names it as the team's system; candidate wish-lists and apply boilerplate are excluded. Confidence low, medium or high per company.
  • Sending infrastructureCold-e-mail sending domains are look-alike domains on a provider's infrastructure (DNS records, certificate logs) that redirect to the company. Absence is not evidence: only companies with a found sending domain are counted.
  • CompaniesCountry, size and industry come from the company profile we build from its website; headcount from LinkedIn where known, otherwise estimated. Job boards, portals and aggregators are kept out of lists.
FAQ

Windsurf data: questions

How many companies use Windsurf?

350 as of 4 November 2026: 119 carry Windsurf on their website or in their DNS records and 239 name it in their own job postings; 8 show up in both. We keep the two counts apart because they measure different things.

What does "website or DNS" mean?

Our crawler finds Windsurf's scripts, embeds and tags on the company's own pages, and our DNS sweep reads the domain's mail and hosting records (SPF includes, DKIM selectors, MX, CNAMEs) that point at Windsurf. Either one puts the company in the footprint. The sweep is still running, so this number grows week by week.

Why is the job-posting number so much smaller?

A posting only names a tool when the team that will use it is hiring and chooses to say so. That makes it a smaller but stronger signal: it tells you which team runs Windsurf, with a quote and a date. The footprint tells you reach.

How fresh is this?

Career sites are read hourly, websites are re-crawled on a rolling schedule and DNS is re-swept in cycles. The date at the top is when these counts were computed.

Can I get the list?

Yes. The first 20 are on this page; the full 350 with verified e-mails and a weekly feed of new Windsurf users is in the product. Counting is free.

Companies and people

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