Grant Grobbelaar
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Grant Grobbelaar Email & Phone Number

Collaborating to deliver software solutions which solve complex business problems at Opti-Num Solutions
Location: City of Johannesburg, Gauteng, South Africa 3 work roles 3 schools
2 work emails found @optinum.co.za LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 100%

Contact Signals · 2 work emails

Work email g****@optinum.co.za
LinkedIn Profile matched
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Current company
Opti-Num Solutions
Role
Collaborating to deliver software solutions which solve complex business problems
Location
City of Johannesburg, Gauteng, South Africa
Company size
48 employees

Who is Grant Grobbelaar? Overview

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Quick answer

Grant Grobbelaar is listed as Collaborating to deliver software solutions which solve complex business problems at Opti-Num Solutions, a with 48 employees, based in City of Johannesburg, Gauteng, South Africa. AeroLeads shows a work email signal at optinum.co.za and a matched LinkedIn profile for Grant Grobbelaar.

Grant Grobbelaar previously worked as Chief Executive Officer at Opti-Num Solutions and Director at Dynamet Insights. Grant Grobbelaar holds Phd, Engineering from University Of The Witwatersrand.

Company email context

Email format at Opti-Num Solutions

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{first}@optinum.co.za
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AeroLeads found 2 current-domain work email signals for Grant Grobbelaar. Compare company email patterns before reaching out.

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Profile bio

About Grant Grobbelaar

Experienced CEO and entrepreneur with a history of working in leading edge technical consulting and software product sales. Skilled in developing and directing company strategy, management and mentorship. Technical experience in business analytics, modelling and simulation, control systems design, safety critical embedded software development and deployment, risk management and quantitative finance. Professional with a PhD in Engineering from University of the Witwatersrand.

Listed skills include Simulations, Matlab, Software Engineering, Programming, and 41 others.

Current workplace

Grant Grobbelaar's current company

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Opti-Num Solutions
Opti-Num Solutions
Collaborating to deliver software solutions which solve complex business problems
johannesburg, gauteng, south africa
Website
optinum.co.za
Employees
48
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3 roles · 35 years

Grant Grobbelaar work experience

A career timeline built from the work history available for this profile.

Chief Executive Officer

Current
Opti-Num Solutions

Johannesburg Area, South Africa

At Opti-Num Solutions we work with our clients to identify their business problems and find workable solutions that empower them to make data-driven, evidence-based decisions. Our clients benefit from our can-do approach and deep, multi-sector expertise augmented with our modular MathWorks tools, which we use to build (or empower our clients to build) the software applications and simulations that solve the complex problems our clients face.

1995 - Present ~31 yrs 7 mos

Director

Current
Dynamet Insights

Johannesburg Area, South Africa

Dynamet Insights develops modelling and simulation tools for the mineral and extractive processing industries

Jun 2015 - Present
Team & coworkers

Colleagues at Opti-Num Solutions

Other employees you can reach at optinum.co.za. View company contacts for 48 employees →

KK Kate Kleingeld Kate Kleingeld Colleague at Opti-Num SolutionsSouth Africa View → TF Tatiely Ferreira Tatiely Ferreira Colleague at Opti-Num SolutionsAugusto Corrêa, Pará, Brazil View → NR Nicole Ramessar Nicole Ramessar Colleague at Opti-Num SolutionsCity Of Johannesburg, Gauteng, South Africa View → AP Antonio Peters Antonio Peters Colleague at Opti-Num SolutionsJohannesburg Metropolitan Area, South Africa View → TH Trishkaya Harisunker Trishkaya Harisunker Colleague at Opti-Num SolutionsJohannesburg, Gauteng, South Africa View → TC Tinashe Chingozha Tinashe Chingozha Colleague at Opti-Num SolutionsCity Of Johannesburg, Gauteng, South Africa View → VM Vimbai Mapurisa Vimbai Mapurisa Colleague at Opti-Num SolutionsJohannesburg Metropolitan Area, South Africa View → RM Ryan Mccallum Ryan Mccallum Colleague at Opti-Num SolutionsJohannesburg Metropolitan Area, South Africa View → BJ Brendan James Gray Brendan James Gray Colleague at Opti-Num SolutionsCity Of Johannesburg, Gauteng, South Africa View → LM Londeka Mhlongo Londeka Mhlongo Colleague at Opti-Num SolutionsJohannesburg Metropolitan Area, South Africa View →
3 education records

Grant Grobbelaar education

FAQ

Frequently asked questions about Grant Grobbelaar

Quick answers generated from the profile data available on this page.

What company does Grant Grobbelaar work for?

Grant Grobbelaar works for Opti-Num Solutions.

What is Grant Grobbelaar's role at Opti-Num Solutions?

Grant Grobbelaar is listed as Collaborating to deliver software solutions which solve complex business problems at Opti-Num Solutions.

What is Grant Grobbelaar's email address?

AeroLeads has found 2 work email signals at @optinum.co.za for Grant Grobbelaar at Opti-Num Solutions.

Where is Grant Grobbelaar based?

Grant Grobbelaar is based in City of Johannesburg, Gauteng, South Africa while working with Opti-Num Solutions.

What companies has Grant Grobbelaar worked for?

Grant Grobbelaar has worked for Opti-Num Solutions, Dynamet Insights, and University Of The Witwatersrand.

Who are Grant Grobbelaar's colleagues at Opti-Num Solutions?

Grant Grobbelaar's colleagues at Opti-Num Solutions include Kate Kleingeld, Tatiely Ferreira, Nicole Ramessar, Antonio Peters, and Trishkaya Harisunker.

How can I contact Grant Grobbelaar?

You can use AeroLeads to view verified contact signals for Grant Grobbelaar at Opti-Num Solutions, including work email, phone, and LinkedIn data when available.

What schools did Grant Grobbelaar attend?

Grant Grobbelaar holds Phd, Engineering from University Of The Witwatersrand.

What skills is Grant Grobbelaar known for?

Grant Grobbelaar is listed with skills including Simulations, Matlab, Software Engineering, Programming, Mathematical Modeling, Systems Engineering, Embedded Systems, and Simulink.

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