Web3 Service

Discover our journey since 2017 and the driving force
behind softstack.

We help our clients unlock the potential of Web3, decentralized applications, and cryptocurrencies, ensuring successful projects and long-term growth in a rapidly evolving digital landscape.

We strive to shape the future of Web3 together with our clients as their leading and trusted Web3 service partner.

We bring our clients’ projects to successful realization through careful execution and close collaboration. We place great emphasis on ethical behavior and decision-making with integrity. This way, we strive to fulfill our vision and positively impact the Web3 industry.

Meet the softstack Team

Introducing the minds behind our dedication and innovation.


CEO & Project Manager


CFO & Compliance

softstack employee Robert


Web3 Software Developer

softstack employee Marvin


Web3 Software Developer & DevOps

softstack employee Daniel


Web3 Software Developer

softstack employee Sander


Web3 Software Developer & Auditor

softstack employee Jendrik


Web3 Software Developer

softstack employee Nico


Web3 Software Developer


Web3 Software Developer

softstack employee Tim


Software Quality Assurance Tester


Web3 Security Researcher & Auditor




UI & UX Designer


Facility Manager


Feel Good Manager

ISO Certification for
Successful and Secure Processes

Our complete IT service management processes are standardized and certified according to ISO standards.

ISO/IEC 27001
Certified Information Security Management System

softstack team working together
softstack team meeting
softstack CEO and CFO in office
softstack team member working

Our Journey

Jump in! We’re going down memory lane to revisit some of our proudest milestones so far.

Foundation of Chainsulting

Florian & Yannik Founded Chainsulting UG

One of the first Smart Contract Auditors

Kicking off a new era in blockchain security: Our first-ever smart contract audit has set industry-wide standards.

September, 2017

First Office

Our first office was located within a startup accelerator called Wireg, located in Flensburg, Germany.

April, 2018

Team Growth

We doubled the size of our team within one year.
January, 2019

New Office Space

We expanded to a new office space at the harbor of Flensburg, Germany, with space for 30 team members.

February, 2022

Rebranding to softstack

Within the Web3 Conference, we introduced the rebranding from Chainsulting to softstack.

July, 2023

ISO27001 Certification (TÜV SÜD)

Our company got ISO27001 certified by TÜV Süd for the services software development and security assessments.

July, 2023

Web3 Security as a Service (SaaS)

Our first product "Solidcheck" launched, the first Web3 Security as a Service product. Including automated smart contract audit, quickscans, monitoring and asset assessments.

December, 2023

New Website

We announced our new optimized website to improve the user experience, streamline access to our Web3 services, and provide clients with an even more engaging platform for their blockchain projects.
December, 2023

FT 1000: Europe's Fastest Growing Companies

We entered FT 1000: the eighth annual ranking of Europe’s fastest-growing companies. The FT 1000 ranking, compiled with German research company Statista, showcases those European companies that have grown fastest in 2024.

March, 2024

Get a free consultation with our Solution Expert Yannik Heinze

Book a free consultation with Yannik, a Web3 veteran and mentor, to turn your ideas into reality and move closer to achieving your goals.

Or send us an e-mail to


We specialize in cutting-edge blockchain technology and offer various services, including Web3 development, security audits, and consulting, to help businesses harness the power of decentralized applications and cryptocurrencies.

We act as a strategic partner for your Web3 project and offer various services tailored to your needs. Our Web3 agency’s expertise in development, security audits, and consulting ensures your project’s long-term growth and success.

Our Web3 agency is powered by a team of experts who share a deep passion for blockchain technology. Our professionals have diverse experiences and are dedicated to driving innovation and progress in the Web3 industry.

We aim to work closely with clients and be at the forefront of Web3 innovation. We aim to bring our clients’ projects to successful realization through meticulous execution, ethical behavior, and decision-making with integrity, which ultimately positively impacts the Web3 industry.