Marcis Grinis’s Email & Phone Number
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Investor at Tapbox in January 2020 - Present
COO & Co-Founder at Roibox in May 2020 - Present
Member, Angel Investor at BADideas.fund in December 2023 - Present
Co-Founder at Eleving Group in September 2012 - Present
Chairman of the Supervisory Board at Eleving Group in June 2024 - Present
Co-Founder at FINITERA in January 2017 - December 2020
Managing Director at NordCard in January 2016 - April 2017
Member of the Board at Eleving Group in September 2012 - March 2016
Chairman of the Board at SIA POScredit in September 2012 - April 2013
Freelance Consultant at Aon Risk Services in September 2012 - October 2012
Account Executive at Aon Risk Services in October 2011 - September 2012
Consultant in Transaction Advisory at EY in March 2011 - October 2011
Finance Project Manager at UPB, AS in July 2007 - January 2010
Project Manager at DNB in May 2006 - July 2007
Financial Assistant (intern) at Prudentia in June 2005 - August 2005
Copenhagen Business School, M.Sc., October 2026
Indian Institute of Management, Lucknow, Exchange, October 2026
Rīgas Ekonomikas augstskola - Stockholm School of Economics in Riga, B.Sc., October 2026
Roibox is a SaaS platform focused on location data. We perform geo-diagnostics of the marketing funnel, fix all the mismatches found, improve the advertising campaign performance by up to 30% and save the marketing team time. The core of the platform is its Grid Technology™, which holds 100 thousand data points per square kilometer, using 1st party data, campaign data, and socio-economic data, and is directly plugged onto the advertising platforms (Google Ads, Meta, etc.)
Discover more about Roibox
Founder at Roibox 🚀 We elevate your advertising ROI with advanced geospatial analytics 💸 I invest in startups
TweetDeleter was born in 2011 at a Garage48 hackathon when I took to the stage to pitch a new idea - that the world needs a tool to get rid of drunk tweets, fast and easy.
Over 48 hours the first TweetDeleter prototype was launched. Good ol' days. Since, TweetDeleter has grown...
Co-Founder at Roibox | Data-tech for Marketing | Amateur guitarist
Marketing backed by Geospatial Data Science | We built Roibox to use the hidden potential of location data to help advertisers analyze, segment, and target audiences better than ever before.
Our mission is to ensure every advertiser has access to data science that leads to pr...
CTO at Roibox
Chief Technology Officer at Roibox
(Sep 2020 – Present)
I like to build stuff
Swiss Army Knife at Roibox
(Jun 2021 – Present)
Growth Scientist
Growth Scientist at Roibox
(Mar 2023 – Present)
Digital Marketing @ Roibox
Digital Marketing at Roibox
(Jul 2024 – Present)
What is Marcis Grinis email address?
Email Marcis Grinis at [email protected] and [email protected]. This email is the most updated Marcis Grinis's email found in 2026.
What is Marcis Grinis phone number?
Marcis Grinis phone number is 0037126139428.
How to contact Marcis Grinis?
To contact Marcis Grinis send an email to [email protected] or [email protected]. If you want to call Marcis Grinis try calling on 0037126139428. (updated on December 23, 2025)
What company does Marcis Grinis work for?
Marcis Grinis works for Roibox.
What is Marcis Grinis's role at Roibox?
Marcis Grinis is COO & Co-Founder
What industry does Marcis Grinis work in?
Marcis Grinis works in the Computer Software industry.
