Harwig's tech stack
What does Harwig use?
Harwig (harwig.nl) uses at least 26 tools we can see from public records, including Exclaimer for email and documents, Calendly for sales, Stripe for payments and ActiveCampaign for marketing. Last checked .
- Industry
- Construction
- Size
- 51–200 employees
- Based in
- Emmen, Netherlands
- Founded
- 1907
- Company page
- Tools found
- 26
- Categories
- 12
- Layers
- 4 of 5
- Last checked
- Nov 2026
Harwig's stack, layer by layer
Of 26 tools, 20 came from website code, 3 from email records and 3 from DNS verification records. Each tool links to the other companies we've found using it. The label says what kind of public trace gave it away.
Application
5 tools, what the product is built with
Frontend
Payments & Billing
Media & UI
Data & Observability
2 tools, what they measure and store
Go-to-market
10 tools, how they find and keep customers
Website & CMS
Marketing
Ads & Pixels
Sales & CRM
Company Ops
9 tools, what the team runs on day to day
Email Delivery
Collaboration
Security & Compliance
Harwig tech stack FAQ
What tools does Harwig use?
As of November 2026, runsonwhat has found 26 tools at Harwig (harwig.nl) in public records. Application: jQuery, Google Fonts and GSAP. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: WordPress, Google Ads and Meta Pixel. Company Ops: Microsoft 365, reCAPTCHA and Apple Business. Last checked November 10, 2026.
What sales tools does Harwig use?
The sales tools runsonwhat has found at Harwig are Calendly (November 2026); no CRM shows up in Harwig's public records. runsonwhat found Calendly through Calendly code on harwig.nl. Calendly is used by 31,529 companies runsonwhat tracks.
What email provider does Harwig use?
Harwig uses Microsoft 365 for email and office software, alongside Apple Business and Exclaimer, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and code on harwig.nl. Microsoft 365 is used by 739,102 companies runsonwhat tracks.
What payment provider does Harwig use?
Harwig uses Stripe for payments and billing, according to runsonwhat (November 2026). runsonwhat found Stripe through Stripe code on harwig.nl. Stripe is used by 31,550 companies runsonwhat tracks.
What analytics tools does Harwig use?
Harwig uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on harwig.nl. Google Analytics is used by 904,694 companies runsonwhat tracks.
What is Harwig's website built with?
Harwig uses WordPress for its website, alongside Yoast SEO, according to runsonwhat (November 2026). runsonwhat found WordPress through WordPress code on harwig.nl. WordPress is used by 607,347 companies runsonwhat tracks.
Does Harwig use jQuery?
Yes. runsonwhat found jQuery at Harwig through jQuery code on harwig.nl. jQuery is a Frontend tool used by 927,406 companies runsonwhat tracks.
How does runsonwhat know what Harwig uses?
runsonwhat reads public records only. Of the 26 tools at Harwig, 20 were found through code on harwig.nl, 3 through email records and 3 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and harwig.nl about monthly.
We read public traces only: DNS and email records, certificate logs, website code and published subprocessor lists. A tool is listed when a direct record backs it up, and dropped when a recheck no longer finds it. Is this your company? See how to opt out.