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Tools · estimating takeoff markup

Companies using iSqFt

As of 4 November 2026, 162 companies show iSqFt: 134 carry it on their website or in their DNS records, 29 name it in their own job postings, and 1 do both.

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

Largest market
United States · 130 companies
Companies with 51+ staff
59 · 44% of the footprint
Top industry
Property & construction · 96%
Team that names it most
Construction and civil · 61 postings
Hiring on it, last 30 days
19 companies
Most often alongside
Bluebeam · 15 companies
162companies show iSqFt, all sources
134on their website or in DNS records
29name it in their own job postings
48postings naming iSqFt, last 90 days
02Two ways we see a tool

Where iSqFt 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 footprint134

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

Job postings29

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

Both1

Companies in the footprint whose postings also name iSqFt. The rest of the posting population (28) runs iSqFt without a public trace on the site or in DNS, which is where job data earns its place.

03Who uses it

Companies on iSqFt

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

Yonkers Contracting CompanyCivil infrastructure contractors · United States201-500 employeesMonteith ConstructionGeneral building contractors · Charleston, United States51-200 employeesPearce Construction Company IncGeneral building contractors · Huntsville, United States51-200 employeesBrinkmann ConstructorsGeneral building contractors · Chesterfield, United States1001-5000 employeesHunzinger Construction CompanyGeneral building contractors · Brookfield, United States51-200 employeesWharton-Smith Inc.General building contractors · Charlotte, United States501-1000 employeesDellbrookGeneral building contractors · Quincy, United States51-200 employeesPat Williams ConstructionGeneral building contractors · Lake Charles, United States51-200 employeesBNBuildersGeneral building contractors · United States1001-5000 employeesMcShane Construction CompanyGeneral building contractors · Orlando, United States201-500 employeesKBE Building CorporationGeneral building contractors · United States51-200 employeesBrasfield & GorrieCivil infrastructure contractors · Birmingham, United States1001-5000 employeesWoolems Luxury BuildersCustom home builders · West Palm Beach, United States51-200 employeesEarth Services and Abatement (ESA)Hazardous waste management · Commerce City, United States51-200 employeesMetcon Buildings & InfrastructureGeneral building contractors · Fayetteville, United States51-200 employeesThrash Commercial ConstructionGeneral building contractors · Brandon, United States51-200 employeesDarragh CompanyConstruction materials distribution · 51-200 employeesMortensonGeneral property developers · Minneapolis, United States5001-10000 employeesAhtna Diversified Holdings, LLCOther holding & investment companies · Barrigada, United States201-500 employeesPointcoreHealthcare consulting · Peoria, United States51-200 employees
Seen through the website or DNS only

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

162 companies show iSqFt; 4 of them have over 1,000 employees.

Filter by country, size, team and source, open verified e-mails for the decision makers, or push new matches to your CRM every week.

Start free, no card. The first 20 are above; e-mails are verified at the mail server when you open them.

04Footprint breakdown

By country, company size and industry

The 134 companies with iSqFt on their website or in DNS. Click a country for its own page where we have one.

By country
companiesshare
United States
13097%
Canada
21%
United Kingdom
11%
By company size
companiesshare
2-10 employees
1713%
11-50 employees
5843%
51-200 employees
4131%
201-500 employees
118%
501-1000 employees
32%
1001-5000 employees
43%
By industry
companiesshare
Property & construction
12896%
Business & finance services
21%
Hospitality & travel
21%
Manufacturing & industry
11%
Technology & software
11%
05What their DNS and pages also say

The mail, hosting and web stack of iSqFt 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.

Microsoft 365125 companies · 93%
SendGrid82 companies · 61%
microsoft_teams70 companies · 52%
Microsoft Entra ID57 companies · 43%
microsoft_intune57 companies · 43%
apple30 companies · 22%Cloudflare30 companies · 22%Mailchimp19 companies · 14%
proofpoint_essentials16 companies · 12%
Barracuda13 companies · 10%
barracuda_email_security13 companies · 10%
exclaimer13 companies · 10%Anthropic11 companies · 8%
duo_security11 companies · 8%
Google Workspace11 companies · 8%
Mimecast10 companies · 7%
06Job-posting evidence

Who runs iSqFt inside the company

The 29 companies whose postings name iSqFt: by country, size and the function of the role. The second number in the function table is companies.

Postings by function
postings · companies
Construction and civil
61 · 27
Sales
3 · 3
Administration & office
1 · 1
Marketing & communications
1 · 1
Product, program & project management
1 · 1
Posting companies by country
companiesshare
United States
2897%
Posting companies by size
companiesshare
11-50 employees
414%
51-200 employees
1345%
201-500 employees
517%
501-1000 employees
27%
1001-5000 employees
414%
5001-10000 employees
13%
Hiring on it right now
postings
Postings, last 30 days
30
Postings, last 90 days
48
All open postings
69

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

07Named alongside

What iSqFt teams also ask for

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

08estimating takeoff markup

iSqFt 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.

162 companies show iSqFt: 134 carry it on their website or in their DNS records, 29 name it in their own job postings, and 1 do both. (Breaknorm, 4 November 2026, https://breaknorm.co/tools/isqft)
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 iSqFt 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

iSqFt data: questions

How many companies use iSqFt?

162 as of 4 November 2026: 134 carry iSqFt on their website or in their DNS records and 29 name it in their own job postings; 1 show up in both. We keep the two counts apart because they measure different things.

What does "website or DNS" mean?

Our crawler finds iSqFt'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 iSqFt. 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 iSqFt, 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 162 with verified e-mails and a weekly feed of new iSqFt users is in the product. Counting is free.

Companies and people

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Every company on iSqFt,
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