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Company · Civil infrastructure contractors

Seier Gruppe

As of 2 November 2026, Seier Gruppe has 20 open roles (0 new in 30 days), its skilled trades and field service team is hiring most, and its postings do not name a tool yet.

As of 2 November 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.

, Germany1001-5000 employees50M-250M revenue, est.B2B, B2Gseier-gruppe.de ↗LinkedIn ↗
Headquarters
, , Germany
Employees
1001-5000 employees (linkedin)
Sells to
municipalities and public sector, industrial and commercial clients
Certifications on site
Site languages
DE
Career system
Ownsite_html
20open roles · 0 new in 30 days
0tools named in postings
Germanyhiring locations
0change signals read in postings
02What they do, whom they sell to, who else does it

Seier Gruppe in one screen

Read from seier-gruppe.de: what the company does, the customers it names, the buyers we can actually see, and the companies that sell the same thing.

What Seier Gruppe does

Seier Gruppe is a family-owned construction group active in Germany that provides infrastructure construction services across 35 locations in 8 federal states. Its offerings include waste disposal, deep and pipe construction, district heating, broadband expansion, horizontal drilling, and telecommunications work. The group operates through several subsidiary companies.

broadband expansionwaste disposal servicesdistrict heatinghouse connectionhorizontal drillingsewer constructionpipe constructiontelecommunications work
Whom it sells to

Named on the site: municipalities and public sector, industrial and commercial clients.

Who else sells this

Nearest companies by what they do, sell and whom they serve, 51+ employees. 595 scored.

Schleicher GruppeGermany · 201-500 employeesSTREICHER GruppeGermany · 1001-5000 employeesNiersberger GroupGermany · 201-500 employeesEGGERS-GruppeGermany · 501-1000 employeesUNTERNEHMENSGRUPPE HAIDERAustria · 501-1000 employeesIED Gruppe AGSwitzerland · 201-500 employees
03Tech stack, with the evidence

What Seier Gruppe says it runs

Tools named in the company's own postings as the team's systems, with the sentence that says so. What the website and DNS show is listed separately.

On the website or in DNS

Vendors whose code loads on seier-gruppe.de or whose records sit in its DNS. Page plumbing (libraries, fonts, consent banners) is left out.

Anthropicseen on seier-gruppe.deBarracudaseen on seier-gruppe.de
barracuda_email_securityseen on seier-gruppe.de
exclaimerseen on seier-gruppe.de
Google Workspaceseen on seier-gruppe.de
mailjetseen on seier-gruppe.demetaseen on seier-gruppe.de
Microsoft 365seen on seier-gruppe.de
Microsoft Entra IDseen on seier-gruppe.de
microsoft_intuneseen on seier-gruppe.de
perspectiveseen on seier-gruppe.desosafeseen on seier-gruppe.de
04Hiring

20 open roles, 17 opened in 90 days

Read hourly from the company's career system. Open roles and new roles in the last 30 days, by team. Companies hiring skilled trades and field service in Germany →

05Signals

What is changing, read from the postings

Intents are events the employer states about itself, each with the sentence and the posting it came from.

No change signals read in the current postings.

Decision makers at Seier Gruppe, with verified e-mails, and every change the moment it is posted.

Sales, marketing and IT leaders by function. Add Seier Gruppe to a monitor and get a webhook when a role opens, a tool appears or a signal is read.

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

06Lookalikes

Companies like Seier Gruppe

Nearest by what they do, what they sell and whom they sell to, 51+ employees. 6 of 595 scored.

Schleicher GruppeCivil infrastructure contractors · Germany201-500 employees
STREICHER GruppeCivil infrastructure contractors · Germany1001-5000 employees
Niersberger GroupGeneral property developers · Germany201-500 employees
EGGERS-GruppeCivil infrastructure contractors · Germany501-1000 employees
UNTERNEHMENSGRUPPE HAIDERCivil infrastructure contractors · Austria501-1000 employees
IED Gruppe AGTelecom network contractors · Switzerland201-500 employees
07Profile

From the company's own website

Legal nameSeier Gruppe
IndustryProperty & construction · Civil infrastructure contractors
Offeringsbroadband expansion · waste disposal services · district heating · house connection · horizontal drilling · sewer construction · pipe construction · telecommunications work
Target customersmunicipalities and public sector · industrial and commercial clients
Geographic scopenational · also Austria
Reviews found
Public contact points0 role addresses · 0 phone numbers
Pages readteam, home
Datescrawled 2026-09-22 · profiled 2026-09-22 · hiring built 2026-10-27
Cite this

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

Seier Gruppe (, Germany, 1001-5000 employees) has 20 open roles, 0 new in 30 days, and names 0 tools in its postings. (Breaknorm, 2 November 2026, https://breaknorm.co/company/seier-gruppe.de)
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 →

  • ProfileBuilt from seier-gruppe.de: summary, offerings, customers, certifications and contact points are extracted from its pages, with a confidence score per field.
  • HiringRead hourly from the company's Ownsite_html career site; reposts collapse into one record.
  • Tech stackTools the employer's own text names as the team's systems, with the quote; website scripts counted separately.
  • HeadcountLinkedIn where known, otherwise estimated from the site.
FAQ

Seier Gruppe: questions

Is Seier Gruppe hiring?

20 open roles as of 2 November 2026, 0 opened in the last 30 days and 0 closed. The largest team hiring is skilled trades and field service.

Where does this profile come from?

From seier-gruppe.de itself: we crawled it on 2026-09-22, built the profile on 2026-09-22, and read its career site (Ownsite_html) hourly since. Headcount is from LinkedIn.

Who should I write to at Seier Gruppe?

The people are behind the login: decision makers by function, verified at the mail server when you open them. 0 public role addresses from the site are there too.

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