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IT Service Providers

Flatstack LLC

Custom software studio with engineers, designers and project managers working from Kazan, Russia

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About Flatstack LLC

Flatstack LLC is a custom software development company run from Kazan, Russia. It began as an outsourcing arrangement between a founder and a group of developers met online, and took on its first client in 2005 under the name Flatsourcing.

What Flatstack LLC offers

Custom digital products — software built to order for clients.
Integration of ready-made solutions — connecting existing tools to improve how a business runs.
Urban technology — parking, bike sharing, navigation, identity checks and smart cameras.
Event platform — a tool for planning online and hybrid events, from concept to reporting.
Staff engagement platform — software meant to improve motivation and teamwork.

Who it works with

The website names large semi-state corporations, football clubs, universities and startups. It reports taking part in more than 100 projects over two decades.

Key facts

Based in: Kazan, Russia
Team: more than 70 engineers, designers and project managers, per its older profile
Name origin: taken from a book about a flat, connected world

Profile written by TrustList from the business's own published information, Oct 2026.

Categories & features

What the business tells TrustList

Number of staff: 70 people evidence sent

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