Opex, Capex, Process Engineering, Prokurist
Current
Dec 2015 - Present
AeroLeads people directory · profile
Ralf Grubert Email & Phone Number
OPEX, CAPEX, Process Engineering, Prokurist
at
Calderys
1 work email found
@calderys.com
LinkedIn matched
✓ Verified Jun 2026
4 data sources
Profile completeness 100%
Current company
Role
OPEX, CAPEX, Process Engineering, Prokurist
Location
Düsseldorf, North Rhine-Westphalia, Germany
Company size
Who is Ralf Grubert? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Ralf Grubert is listed as OPEX, CAPEX, Process Engineering, Prokurist at Calderys, a company with 703 employees, based in Düsseldorf, North Rhine-Westphalia, Germany. AeroLeads shows a work email signal at calderys.com and a matched LinkedIn profile for Ralf Grubert.
Ralf Grubert previously worked as OPEX , CAPEX , Process Engineering, Project Management at Imerys and Managing Director at Sls Baustoffe Gmbh, Member Of The S&B Group And Quarzwerke. Ralf Grubert holds Diplom-Ingenieur (Dipl.-Ing.), Mechanical Engineering from Hochschule Düsseldorf (Hsd) University Of Applied Sciences.
Company email context
Email format at Calderys
This section adds company-level context without repeating Ralf Grubert's masked contact details.
{first}.{last}@calderys.com
89% confidence
AeroLeads found 1 current-domain work email signal for Ralf Grubert. Compare company email patterns before reaching out.
Profile bio
About Ralf Grubert
Ralf Grubert is a OPEX, CAPEX, Process Engineering, Prokurist at Calderys. He possess expertise in product development, fertigung, engineering, project planning, unternehmensstrategie and 7 more skills. He is proficient in Englisch.
Listed skills include Product Development, Fertigung, Engineering, Project Planning, and 8 others.
Current workplace
Ralf Grubert's current company
Company context helps verify the profile and gives searchers a useful next step.
Calderys
9 roles · 46 years
Ralf Grubert work experience
A career timeline built from the work history available for this profile.
Opex , Capex , Process Engineering, Project Management
Managing Director
Sls Baustoffe Gmbh, Member Of The S&B Group And Quarzwerke
International Plants & Neuss Plants Manager Northern Europe
2003 - 2015
~12 yrs
Manager Operations Facing Bricks
2000 - 2003
~3 yrs
Operations Director Expanded Perlite
1997 - 2000
~3 yrs
Plant Manager Expanded Perlite
Otavi Minen Ag
1994 - 1997
~3 yrs
Design Engineer
Duewag
1993 - 1994
~1 yr
1980 - 1983
~3 yrs
Team & coworkers
Colleagues at Calderys
Other employees you can reach at calderys.com. View company contacts for 703 employees →
YS
Yadav Sudhir
Colleague at CalderysKatni, Madhya Pradesh, India, India
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JO
Jonas Oldin
Colleague at CalderysKungsbacka, Halland County, Sweden, Sweden
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SB
Shilpan Bhatt
Colleague at CalderysAhmedabad, Gujarat, India, India
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PG
Pgiovani Giovaniribeiro
Colleague at CalderysGuaratinguetá, São Paulo, Brazil, Brazil
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NS
Nagendra Singh Gour
Colleague at CalderysMorbi, Gujarat, India, India
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SA
Steve Awad
Colleague at CalderysÅmål, Västra Götaland County, Sweden, Sweden
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NV
Nikolett Varga
Colleague at CalderysHungary, Hungary
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AS
Avadhesh Singh
Colleague at CalderysAlibag, Maharashtra, India, India
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TM
Thiru Moorthy
Colleague at CalderysChennai, Tamil Nadu, India, India
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SS
Surajit Sarkar
Colleague at CalderysKolkata, West Bengal, India, India
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Yadav Sudhir
Colleague at CalderysKatni, Madhya Pradesh, India, India
View →
JO
Jonas Oldin
Colleague at CalderysKungsbacka, Halland County, Sweden, Sweden
View →
SB
Shilpan Bhatt
Colleague at CalderysAhmedabad, Gujarat, India, India
View →
PG
Pgiovani Giovaniribeiro
Colleague at CalderysGuaratinguetá, São Paulo, Brazil, Brazil
View →
NS
Nagendra Singh Gour
Colleague at CalderysMorbi, Gujarat, India, India
View →
SA
Steve Awad
Colleague at CalderysÅmål, Västra Götaland County, Sweden, Sweden
View →
NV
Nikolett Varga
Colleague at CalderysHungary, Hungary
View →
AS
Avadhesh Singh
Colleague at CalderysAlibag, Maharashtra, India, India
View →
TM
Thiru Moorthy
Colleague at CalderysChennai, Tamil Nadu, India, India
View →
SS
Surajit Sarkar
Colleague at CalderysKolkata, West Bengal, India, India
View →
1 education record
Ralf Grubert education
FAQ
Frequently asked questions about Ralf Grubert
Quick answers generated from the profile data available on this page.
What company does Ralf Grubert work for?
Ralf Grubert works for Calderys.
What is Ralf Grubert's role at Calderys?
Ralf Grubert is listed as OPEX, CAPEX, Process Engineering, Prokurist at Calderys.
What is Ralf Grubert's email address?
AeroLeads has found 1 work email signal at @calderys.com for Ralf Grubert at Calderys.
Where is Ralf Grubert based?
Ralf Grubert is based in Düsseldorf, North Rhine-Westphalia, Germany while working with Calderys.
What companies has Ralf Grubert worked for?
Ralf Grubert has worked for Calderys, Imerys, Sls Baustoffe Gmbh, Member Of The S&B Group And Quarzwerke, S&B, and Wienerberger Ag.
Who are Ralf Grubert's colleagues at Calderys?
Ralf Grubert's colleagues at Calderys include Yadav Sudhir, Jonas Oldin, Shilpan Bhatt, Pgiovani Giovaniribeiro, and Nagendra Singh Gour.
How can I contact Ralf Grubert?
You can use AeroLeads to view verified contact signals for Ralf Grubert at Calderys, including work email, phone, and LinkedIn data when available.
What schools did Ralf Grubert attend?
Ralf Grubert holds Diplom-Ingenieur (Dipl.-Ing.), Mechanical Engineering from Hochschule Düsseldorf (Hsd) University Of Applied Sciences.
What skills is Ralf Grubert known for?
Ralf Grubert is listed with skills including Product Development, Fertigung, Engineering, Project Planning, Unternehmensstrategie, Prozesssteuerung, Produktentwicklung, and Mineralienaufbereitung.
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