Oliver Greb - Owner

Q: Where is Oliver based?

Oliver is based in Wiesbaden, Germany and can operate in on-site , hybrid , and remote work models.

Q: What languages does Oliver speak?

Oliver speaks the following languages: German (Native), English (Advanced), Spanish (Elementary), French (Elementary), Italian (Elementary) .

Q: How many years of experience does Oliver have?

Oliver has at least 33 years of experience. During this time, Oliver has worked in at least 10 different roles and for 10 different companies . The average length of individual experience is 3 years and 4 months . Note that Oliver may not have shared all experience and actually has more experience.

Q: What is Oliver's latest experience?

Oliver's most recent position is Owner at Greb Consulting .

Q: What companies has Oliver worked for in recent years?

In recent years, Oliver has worked for Greb Consulting .

Q: Which industries is Oliver most experienced in?

Oliver is most experienced in industries like Information Technology , Telecommunication , and Energy . Oliver also has some experience in Professional Services , Media and Entertainment , and Advertising .

Q: Which business areas is Oliver most experienced in?

Oliver is most experienced in business areas like Sales , Project Management , and Product Development . Oliver also has some experience in Strategy , Information Technology , and Operations .

Q: Which industries has Oliver worked in recently?

Oliver has recently worked in industries like Energy , Information Technology , and Telecommunication .

Q: Which business areas has Oliver worked in recently?

Oliver has recently worked in business areas like Product Development , Project Management , and Sales .

Recommended expert

Wiesbaden, Germany

Check rate

Experience

Jan 2008 - Present

18 years 6 months

Wiesbaden, Germany

Owner

Greb Consulting

Business development, sales, key account management, project management, interim management, CRM, product management, product development in the industries of E-Mobility, renewable energy, energy industry, telecommunications, Internet of Things (IoT), software/SaaS B2B/Cloud

Jan 2006 - Sep 2008

2 years 9 months

Hamburg, Germany

Business Development Manager

d+s europe GmbH

Jan 2006 - Sep 2008

2 years 9 months

Hamburg, Germany

Managing Director

11899 Auskunft Service GmbH

Jan 2003 - Dec 2005

3 years

Bad Homburg, Germany

Senior Management Consultant

MC Technology Marketing GmbH

Management consulting in TIMES markets

Jan 2002 - Jun 2003

1 year 6 months

Eschborn, Germany

Sales Manager

Vodafone Mobile Systems GmbH

Jul 2000 - Dec 2001

1 year 6 months

Eschborn, Germany

Director Professional Services

Andate GmbH

Jul 1997 - Dec 2000

3 years 6 months

Wiesbaden, Germany

Managing Partner

Katahdin Consulting GmbH

Groupware, intranet and internet solutions for banks, telecom companies, industrial and service companies

Jan 1996 - Jun 1997

1 year 6 months

Hamburg, Germany

Hybrid

Business Unit Manager Lotus Notes

d.d. synergy AG

Oct 1994 - Dec 1995

1 year 3 months

Bad Homburg, Germany

On-site

Management Consultant

Marketing Corp. AG

Jun 1993 - Sep 1994

1 year 4 months

Frankfurt, Germany

Product Marketing Manager

ASK Ingres GmbH

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Information Technology, Telecommunication, Energy, Professional Services, Media and Entertainment, and Advertising.

Information Technology

Telecommunication

Energy

Professional Services

Media and Entertainment

Advertising

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Sales, Project Management, Product Development, Strategy, Information Technology, and Operations.

Sales

Project Management

Product Development

Strategy

Information Technology

Operations

Summary

I have built a solid foundation in business development, sales, project management, and product development with over 25 years of experience. Working in industries such as E-Mobility, renewable energy, telecommunications, IoT and software, I have applied my skills to drive growth and develop innovative solutions.

I bring expertise in key account management and technical marketing, supported by certifications in sales and project management. My background as a business owner and leader has enabled me to build and nurture practical, results-oriented approaches that consistently contribute to business success.

Skills

Focus Areas: Sales B2b/B2c, Business Development, Project Management, Product Management, Partner Management, Customer Relationship Management (Crm)
Industry Focus: E-Mobility, Energy, Renewable Energy, Iot, Telecommunications, B2b Software, Saas/Cloud, Internet, E-Commerce / M-Commerce
Methodological Skills: Solution Selling, Sales Management, Project Management (E.G. Prince2, Scrum), Facilitation And Negotiation, Presentation / Reporting (All Management Levels), Stakeholder Management, Business Case Development And Optimization, Product Management, Customer Value Management
Management Skills: Analytical And Strategic Thinking, Performance And Results Orientation, Company Building And Management, Staff Leadership And Development, Business Development In Innovative Markets
Technical Skills: Ms Office 365, Project, Visio, Sharepoint, Teams, Mappoint, Planview, E-Mobility, Photovoltaics, Wind Energy, Bess, Internet Of Things (Iot), Artificial Intelligence (Ai), Lorawan, M2m, Various Iot Platforms, M-Commerce, E-Commerce, Mobile Payment, Cms, Cloud Platforms (E.G. Appdirect, Odin, Ms Azure, Aws), Cloud Applications, Crm: Salesforce.Com, Hubspot Crm, Sugarcrm, Pipedrive, Jira, Confluence, 37signals, Basecamp, Planview, Miro, Ms Windows, Apple Ios, Apple Mac Os X, Google Android, Xdsl, Fttx, Coax Networks, 3g, Lte, Lte-M, 5g, M2m, Wlan, Voip, Sdn, Lorawan, Nb-Iot
Social Skills: Persuasiveness, Assertiveness, Determination, Enthusiasm, Clear And Convincing Communication, International Project And Leadership Experience, Diplomacy, Teamwork

Languages

German

Native

English

Advanced

Spanish

Elementary

French

Elementary

Italian

Elementary

Education

Inter-University Industrial Engineering Program, Hamburg

Diploma in Industrial Engineering and Economics · Industrial Engineering, specialization in Marketing and Automation Engineering · Hamburg, Germany

Certifications & licenses

Certified Sales Manager

Die Akademie

PRINCE2 Foundations

Technical English / Business English Certificate

University of Hamburg

Statistics

Experience

Total positions 10

Experience in Information Technology 27.5 y

Avg length 3 y 8 m

Longest experience 18 y 5 m

Global Experience

Countries worked in 1 (Germany)

Primary country Germany

Expertise

Recent roles Owner, Business Development Manager, Managing Director

Main industries Information Technology, Telecommunication, Energy

Main business areas Sales, Project Management, Product Development

Qualifications

Highest degree Bachelor

Certifications earned 3

Profile

Created

July 2023

Last Update

June 2026

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Frequently asked questions

Have questions? Find more information here.

Where is Oliver based?

Oliver is based in Wiesbaden, Germany and can operate in on-site, hybrid, and remote work models.

What languages does Oliver speak?

Oliver speaks the following languages: German (Native), English (Advanced), Spanish (Elementary), French (Elementary), Italian (Elementary).

How many years of experience does Oliver have?

Oliver has at least 33 years of experience. During this time, Oliver has worked in at least 10 different roles and for 10 different companies. The average length of individual experience is 3 years and 4 months. Note that Oliver may not have shared all experience and actually has more experience.

What roles would Oliver be best suited for?

Based on recent experience, Oliver would be well-suited for roles such as: Owner, Business Development Manager, Managing Director.

What is Oliver's latest experience?

Oliver's most recent position is Owner at Greb Consulting.

What companies has Oliver worked for in recent years?

In recent years, Oliver has worked for Greb Consulting.

Which industries is Oliver most experienced in?

Oliver is most experienced in industries like Information Technology, Telecommunication, and Energy. Oliver also has some experience in Professional Services, Media and Entertainment, and Advertising.

Which business areas is Oliver most experienced in?

Oliver is most experienced in business areas like Sales, Project Management, and Product Development. Oliver also has some experience in Strategy, Information Technology, and Operations.

Which industries has Oliver worked in recently?

Oliver has recently worked in industries like Energy, Information Technology, and Telecommunication.

Which business areas has Oliver worked in recently?

Oliver has recently worked in business areas like Product Development, Project Management, and Sales.

What is Oliver's education?

Oliver holds a Bachelor in Industrial Engineering, specialization in Marketing and Automation Engineering from Inter-University Industrial Engineering Program, Hamburg.

Does Oliver have any certificates?

Oliver has 3 certificates. These include: Certified Sales Manager, PRINCE2 Foundations, and Technical English / Business English Certificate.

What is the availability of Oliver?

Oliver is immediately available part-time for suitable projects.

What is the rate of Oliver?

Oliver's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.