Stack Lookup
Get a free key

Segment answer

Companies running React, reCAPTCHA and Sentry, in Educational Services

techReact×techreCAPTCHA×techSentry×naics61×Add a filter: technology, sector, band or date

25,917

companies, 0.05% of 54,527,857 in the index. Landing 10 Sept 2026.

n8 of 10 buckets a dimension
Denominator25,917 companies in this segment
Landing10 Sept 2026
Figurefacets.tech-react.tech-recaptcha.tech-sentry.naics-61

8 of 10 buckets a dimensionof 25,917 companies in this segmentlanding 10 Sept 2026/method/segment-facetsfacets.tech-react.tech-recaptcha.tech-sentry.naics-61

How the segment is made up

NAICS sector

NAICS sector

Companiesof 25,917 in this segment

1 of 24 sectors; the remainder is the last row

The 1 number behind this chart
SectorCompaniesShare
61 Educational Services25,917100.0%
Business category

Business category

Companiesof 25,917 in this segment

The 8 largest categories; the remainder is the last row

The 11 numbers behind this chart
Business categoryCompaniesShare
Professional & Management Training6,98426.9%
Colleges & Universities3,38613.1%
Learning, Tutoring & Courses2,89811.2%
Gyms, Fitness & Health Centers1,7176.6%
Business Coaching1,0374.0%
Yoga Studios8823.4%
Language & Speaking Schools7472.9%
Music Schools & Instructors7312.8%
Computer Training Schools6892.7%
Dance Schools6682.6%
All other categories7,53529.1%
Employee band

Employee band

Companiesof 25,917 in this segment

4 of 4 bands: the decades every page and every company on this site uses

The 5 numbers behind this chart
BandCompaniesShare
1 to 1020,96580.9%
10 to 1002,69310.4%
100 to 1,0001,5335.9%
over 1,0004051.6%
Unknown band3211.2%
Freshness

Freshness

Companiesof 25,917 in this segment

fresh23,457
recent1,694
aging313
stale453

Last verified, against landing 10 Sept 2026: within 30 days, 90, a year, past a year. The four add to the segment

The 4 numbers in this chart
TierCompaniesShare
fresh23,45790.5%
recent1,6946.5%
aging3131.2%
stale4531.7%
HQ country

HQ country

Companiesof 25,917 in this segment

The 8 largest countries the count returns; the remainder is the last row

The 11 numbers behind this chart
CountryCompaniesShare
the United States9,05234.9%
India3,02811.7%
Brazil2,63910.2%
the United Kingdom2,0267.8%
Mexico1,7796.9%
Spain9613.7%
Canada5852.3%
France5822.2%
Peru4141.6%
Australia3711.4%
All other countries, and unknown5,26520.3%
Technologies alongside React

Technologies alongside React

Companiesof 25,917 in this segment

The 8 most often alongside; these overlap and do not add up

The 10 numbers behind this chart
TechnologyCompaniesShare
PHP24,53994.7%
Google Tag Manager19,44775.0%
styled-components18,42071.1%
Cloudflare18,08769.8%
Lodash17,11966.1%
Facebook15,67960.5%
IBM WebSphere Application Server14,51256.0%
MySQL13,32451.4%
WordPress13,28451.3%
JSS13,22451.0%
n9 rows shown
Denominator25,917 companies in this segment
Landing10 Sept 2026
Figurerows.tech-react.tech-recaptcha.tech-sentry.naics-61

9 rows shownof 25,917 companies in this segmentlanding 10 Sept 2026/method/segment-rowsrows.tech-react.tech-recaptcha.tech-sentry.naics-61

Who is in it

Company
Website
HQ country
Sector
Business category
Live technologies
Freshness
United States
61
Professional & Management Training
18
fresh
United States
61
Professional & Management Training
18
fresh
Japan
61
Colleges & Universities
38
fresh
United States
61
Fine Arts Schools
25
fresh
United States
61
Professional & Management Training
20
fresh
United States
61
Professional & Management Training
17
fresh
China
61
Colleges & Universities
38
fresh
Italy
61
Colleges & Universities
265
fresh
India
61
Yoga Studios
34
fresh

9 rows of 25,917, by cursor. Ordered by the day the matched technology was first verified, most recent first. Freshness is at landing, 10 Sept 2026.

Next 9 rows

Counting is free and keyless. A free key opens 100 named rows on one filter; past that, 1 credit per 25. The CSV needs Starter, 79 USD a month.

Save this segmentExport CSV, Starter