Digital Law for
Startups
Website launch, customers, AI integration, funding round. Each phase brings new legal requirements. We partner with you to build a legal foundation for scalable growth. Clear, cost-effective, and business-focused.
Book your free meeting now
Business-first consulting • Cost transparency • Clear communication
Your legal challenges by startup phase
Every startup phase brings new legal requirements. Instead of overwhelming you, we create clarity about what's really important – and when.
Founding Phase
Set up legal basics correctly
Founding Phase
Set up legal basics correctly
Growth Phase
Design legally compliant scaling
Growth Phase
Design legally compliant scaling
Scale-up/Exit-Phase:
Compliance as competitive advantage
Scale-up/Exit-Phase:
Compliance as competitive advantage
The good news:
With the right approach, digital law becomes your growth accelerator.
Our business-first solutions for your startup
Instead of telling you what doesn't work, we find ways to make your business function in a legally compliant way. Digital law as enabler, not as brake.
Terms and conditions • Contract negotiations • Partnership structures
Contracts that support your business
Not just legally compliant, but business-suitable
Terms and conditions that fit your business model (B2B vs. B2C)
E-commerce contracts with smart clauses for growth
Partnership agreements that create fair win-win situations
Service terms that create clarity for you and your customers
Data protection • Data usage • Emergency support
Compliance without headaches
Data protection as a foundation of trust, not as an obstacle
Privacy notices that are transparent and understandable
Cookie management that complies with legal requirements
Strategically optimize data usage (Data Act, Analytics, Marketing)
Employee data protection for growing teams
International Privacy for global ambitions
Emergency support: When receiving mail from data protection authorities, data subject rights, competitor complaints or cyber incidents
Cloud strategies • Security compliance • Tech contracts
Deploy technology in a legally secure way
Promote innovation, minimize risks
Optimally negotiate cloud services and SaaS contracts
Cybersecurity compliance for trust with customers and investors
IT outsourcing contracts that protect your interests
Legally secure technical standards
AI compliance • IP strategy • Risk management
Use artificial intelligence strategically
AI Act compliance as competitive advantage
Design AI use transparently and in compliance with regulations
Protect trade secrets and IP when using AI
Proactively minimize liability risks
Bias management for fair and secure AI applications
Client voices
"MAINLY has excellently supported us from the beginning with the founding of our start-up and with all data protection issues. We particularly appreciated the clear, practical advice and quick accessibility."
Birkan Celik
Co-Founder and CEO
Cocodo Drink GmbH
"All requirements were fully implemented in a short time, and the terms were also absolutely fair and convincing. Particularly noteworthy is the comprehensive consultation – a lot of time was taken to answer all questions competently. We feel well-protected with the created documents and appreciate the high professional quality of the work."
Jasmin Mecid
Co-Founder and Managing Director
Verkehrstechnik365 GbR
"MAINLY supported us with quick and solution-oriented consulting on the data protection declaration for our homepage. The experts at MAINLY particularly impressed us with their clear communication, structured approach, and high professionalism – enabling us to implement our digital presence without delays. We are very satisfied with the collaboration and are happy to recommend MAINLY!"
Nils Hartmann
European Patent Attorney | Partner
Hartmann + Keutner Partnerschaft von Patentanwälten mbB
"MAINLY helped us implement our data protection requirements around our 'digital photo mirror for visitors' project professionally with fast, clear, and pragmatic solutions – absolutely reliable and with minimal effort required from us. The data processes were optimized in a way that protected us without slowing us down in any form."
Carsten Heling
Head of Media & Public RelationsARENA Management GmbH
"MAINLY has excellently supported us from the beginning with the founding of our start-up and with all data protection issues. We particularly appreciated the clear, practical advice and quick accessibility."
Birkan Celik
Co-Founder and CEO
Cocodo Drink GmbH"All requirements were fully implemented in a short time, and the terms were also absolutely fair and convincing. Particularly noteworthy is the comprehensive consultation – a lot of time was taken to answer all questions competently. We feel well-protected with the created documents and appreciate the high professional quality of the work."
Jasmin Mecid
Co-Founder and Managing Director
Verkehrstechnik365 GbR"MAINLY supported us with quick and solution-oriented consulting on the data protection declaration for our homepage. The experts at MAINLY particularly impressed us with their clear communication, structured approach, and high professionalism – enabling us to implement our digital presence without delays. We are very satisfied with the collaboration and are happy to recommend MAINLY!"
Nils Hartmann
European Patent Attorney | Partner
Hartmann + Keutner Partnerschaft von Patentanwälten mbB"MAINLY helped us implement our data protection requirements around our 'digital photo mirror for visitors' project professionally with fast, clear, and pragmatic solutions – absolutely reliable and with minimal effort required from us. The data processes were optimized in a way that protected us without slowing us down in any form."
Carsten Heling
Head of Media & Public RelationsARENA Management GmbH
"MAINLY has excellently supported us from the beginning with the founding of our start-up and with all data protection issues. We particularly appreciated the clear, practical advice and quick accessibility."
Birkan Celik
Co-Founder and CEO
Cocodo Drink GmbH"All requirements were fully implemented in a short time, and the terms were also absolutely fair and convincing. Particularly noteworthy is the comprehensive consultation – a lot of time was taken to answer all questions competently. We feel well-protected with the created documents and appreciate the high professional quality of the work."
Jasmin Mecid
Co-Founder and Managing Director
Verkehrstechnik365 GbR"MAINLY supported us with quick and solution-oriented consulting on the data protection declaration for our homepage. The experts at MAINLY particularly impressed us with their clear communication, structured approach, and high professionalism – enabling us to implement our digital presence without delays. We are very satisfied with the collaboration and are happy to recommend MAINLY!"
Nils Hartmann
European Patent Attorney | Partner
Hartmann + Keutner Partnerschaft von Patentanwälten mbB"MAINLY helped us implement our data protection requirements around our 'digital photo mirror for visitors' project professionally with fast, clear, and pragmatic solutions – absolutely reliable and with minimal effort required from us. The data processes were optimized in a way that protected us without slowing us down in any form."
Carsten Heling
Head of Media & Public RelationsARENA Management GmbH
"MAINLY has excellently supported us from the beginning with the founding of our start-up and with all data protection issues. We particularly appreciated the clear, practical advice and quick accessibility."
Birkan Celik
Co-Founder and CEO
Cocodo Drink GmbH"All requirements were fully implemented in a short time, and the terms were also absolutely fair and convincing. Particularly noteworthy is the comprehensive consultation – a lot of time was taken to answer all questions competently. We feel well-protected with the created documents and appreciate the high professional quality of the work."
Jasmin Mecid
Co-Founder and Managing Director
Verkehrstechnik365 GbR"MAINLY supported us with quick and solution-oriented consulting on the data protection declaration for our homepage. The experts at MAINLY particularly impressed us with their clear communication, structured approach, and high professionalism – enabling us to implement our digital presence without delays. We are very satisfied with the collaboration and are happy to recommend MAINLY!"
Nils Hartmann
European Patent Attorney | Partner
Hartmann + Keutner Partnerschaft von Patentanwälten mbB"MAINLY helped us implement our data protection requirements around our 'digital photo mirror for visitors' project professionally with fast, clear, and pragmatic solutions – absolutely reliable and with minimal effort required from us. The data processes were optimized in a way that protected us without slowing us down in any form."
Carsten Heling
Head of Media & Public RelationsARENA Management GmbH
"MAINLY has excellently supported us from the beginning with the founding of our start-up and with all data protection issues. We particularly appreciated the clear, practical advice and quick accessibility."
Birkan Celik
Co-Founder and CEO
Cocodo Drink GmbH"All requirements were fully implemented in a short time, and the terms were also absolutely fair and convincing. Particularly noteworthy is the comprehensive consultation – a lot of time was taken to answer all questions competently. We feel well-protected with the created documents and appreciate the high professional quality of the work."
Jasmin Mecid
Co-Founder and Managing Director
Verkehrstechnik365 GbR"MAINLY supported us with quick and solution-oriented consulting on the data protection declaration for our homepage. The experts at MAINLY particularly impressed us with their clear communication, structured approach, and high professionalism – enabling us to implement our digital presence without delays. We are very satisfied with the collaboration and are happy to recommend MAINLY!"
Nils Hartmann
European Patent Attorney | Partner
Hartmann + Keutner Partnerschaft von Patentanwälten mbB
"MAINLY helped us implement our data protection requirements around our 'digital photo mirror for visitors' project professionally with fast, clear, and pragmatic solutions – absolutely reliable and with minimal effort required from us. The data processes were optimized in a way that protected us without slowing us down in any form."
Carsten Heling
Head of Media & Public RelationsARENA Management GmbH
"MAINLY has excellently supported us from the beginning with the founding of our start-up and with all data protection issues. We particularly appreciated the clear, practical advice and quick accessibility."
Birkan Celik
Co-Founder and CEO
Cocodo Drink GmbH"All requirements were fully implemented in a short time, and the terms were also absolutely fair and convincing. Particularly noteworthy is the comprehensive consultation – a lot of time was taken to answer all questions competently. We feel well-protected with the created documents and appreciate the high professional quality of the work."
Jasmin Mecid
Co-Founder and Managing Director
Verkehrstechnik365 GbR"MAINLY supported us with quick and solution-oriented consulting on the data protection declaration for our homepage. The experts at MAINLY particularly impressed us with their clear communication, structured approach, and high professionalism – enabling us to implement our digital presence without delays. We are very satisfied with the collaboration and are happy to recommend MAINLY!"
Nils Hartmann
European Patent Attorney | Partner
Hartmann + Keutner Partnerschaft von Patentanwälten mbB"MAINLY helped us implement our data protection requirements around our 'digital photo mirror for visitors' project professionally with fast, clear, and pragmatic solutions – absolutely reliable and with minimal effort required from us. The data processes were optimized in a way that protected us without slowing us down in any form."
Carsten Heling
Head of Media & Public RelationsARENA Management GmbH
"MAINLY has excellently supported us from the beginning with the founding of our start-up and with all data protection issues. We particularly appreciated the clear, practical advice and quick accessibility."
Birkan Celik
Co-Founder and CEO
Cocodo Drink GmbH"All requirements were fully implemented in a short time, and the terms were also absolutely fair and convincing. Particularly noteworthy is the comprehensive consultation – a lot of time was taken to answer all questions competently. We feel well-protected with the created documents and appreciate the high professional quality of the work."
Jasmin Mecid
Co-Founder and Managing Director
Verkehrstechnik365 GbR"MAINLY supported us with quick and solution-oriented consulting on the data protection declaration for our homepage. The experts at MAINLY particularly impressed us with their clear communication, structured approach, and high professionalism – enabling us to implement our digital presence without delays. We are very satisfied with the collaboration and are happy to recommend MAINLY!"
Nils Hartmann
European Patent Attorney | Partner
Hartmann + Keutner Partnerschaft von Patentanwälten mbB"MAINLY helped us implement our data protection requirements around our 'digital photo mirror for visitors' project professionally with fast, clear, and pragmatic solutions – absolutely reliable and with minimal effort required from us. The data processes were optimized in a way that protected us without slowing us down in any form."
Carsten Heling
Head of Media & Public RelationsARENA Management GmbH
"MAINLY has excellently supported us from the beginning with the founding of our start-up and with all data protection issues. We particularly appreciated the clear, practical advice and quick accessibility."
Birkan Celik
Co-Founder and CEO
Cocodo Drink GmbH"All requirements were fully implemented in a short time, and the terms were also absolutely fair and convincing. Particularly noteworthy is the comprehensive consultation – a lot of time was taken to answer all questions competently. We feel well-protected with the created documents and appreciate the high professional quality of the work."
Jasmin Mecid
Co-Founder and Managing Director
Verkehrstechnik365 GbR"MAINLY supported us with quick and solution-oriented consulting on the data protection declaration for our homepage. The experts at MAINLY particularly impressed us with their clear communication, structured approach, and high professionalism – enabling us to implement our digital presence without delays. We are very satisfied with the collaboration and are happy to recommend MAINLY!"
Nils Hartmann
European Patent Attorney | Partner
Hartmann + Keutner Partnerschaft von Patentanwälten mbB"MAINLY helped us implement our data protection requirements around our 'digital photo mirror for visitors' project professionally with fast, clear, and pragmatic solutions – absolutely reliable and with minimal effort required from us. The data processes were optimized in a way that protected us without slowing us down in any form."
Carsten Heling
Head of Media & Public RelationsARENA Management GmbH
"MAINLY has excellently supported us from the beginning with the founding of our start-up and with all data protection issues. We particularly appreciated the clear, practical advice and quick accessibility."
Birkan Celik
Co-Founder and CEO"All requirements were fully implemented in a short time, and the terms were also absolutely fair and convincing. Particularly noteworthy is the comprehensive consultation – a lot of time was taken to answer all questions competently. We feel well-protected with the created documents and appreciate the high professional quality of the work."
Jasmin Mecid
Co-Founder and Managing Director"The experts at MAINLY particularly impressed us with their clear communication, structured approach, and high professionalism – enabling us to implement our digital presence without delays. We are very satisfied with the collaboration and are happy to recommend MAINLY!"
Nils Hartmann
European Patent Attorney | Partner
"MAINLY helped us implement our data protection requirements around our 'digital photo mirror for visitors' project professionally with fast, clear, and pragmatic solutions – absolutely reliable and with minimal effort required from us. The data processes were optimized in a way that protected us without slowing us down in any form."
Carsten Heling
Head of Media & Public Relations"MAINLY has excellently supported us from the beginning with the founding of our start-up and with all data protection issues. We particularly appreciated the clear, practical advice and quick accessibility."
Birkan Celik
Co-Founder and CEO"All requirements were fully implemented in a short time, and the terms were also absolutely fair and convincing. Particularly noteworthy is the comprehensive consultation – a lot of time was taken to answer all questions competently. We feel well-protected with the created documents and appreciate the high professional quality of the work."
Jasmin Mecid
Co-Founder and Managing Director"The experts at MAINLY particularly impressed us with their clear communication, structured approach, and high professionalism – enabling us to implement our digital presence without delays. We are very satisfied with the collaboration and are happy to recommend MAINLY!"
Nils Hartmann
European Patent Attorney | Partner"MAINLY helped us implement our data protection requirements around our 'digital photo mirror for visitors' project professionally with fast, clear, and pragmatic solutions – absolutely reliable and with minimal effort required from us. The data processes were optimized in a way that protected us without slowing us down in any form."
Carsten Heling
Head of Media & Public Relations"MAINLY has excellently supported us from the beginning with the founding of our start-up and with all data protection issues. We particularly appreciated the clear, practical advice and quick accessibility."
Birkan Celik
Co-Founder and CEO"All requirements were fully implemented in a short time, and the terms were also absolutely fair and convincing. Particularly noteworthy is the comprehensive consultation – a lot of time was taken to answer all questions competently. We feel well-protected with the created documents and appreciate the high professional quality of the work."
Jasmin Mecid
Co-Founder and Managing Director"The experts at MAINLY particularly impressed us with their clear communication, structured approach, and high professionalism – enabling us to implement our digital presence without delays. We are very satisfied with the collaboration and are happy to recommend MAINLY!"
Nils Hartmann
European Patent Attorney | Partner"MAINLY helped us implement our data protection requirements around our 'digital photo mirror for visitors' project professionally with fast, clear, and pragmatic solutions – absolutely reliable and with minimal effort required from us. The data processes were optimized in a way that protected us without slowing us down in any form."
Carsten Heling
Head of Media & Public Relations"MAINLY has excellently supported us from the beginning with the founding of our start-up and with all data protection issues. We particularly appreciated the clear, practical advice and quick accessibility."
Birkan Celik
Co-Founder and CEO"All requirements were fully implemented in a short time, and the terms were also absolutely fair and convincing. Particularly noteworthy is the comprehensive consultation – a lot of time was taken to answer all questions competently. We feel well-protected with the created documents and appreciate the high professional quality of the work."
Jasmin Mecid
Co-Founder and Managing Director"The experts at MAINLY particularly impressed us with their clear communication, structured approach, and high professionalism – enabling us to implement our digital presence without delays. We are very satisfied with the collaboration and are happy to recommend MAINLY!"
Nils Hartmann
European Patent Attorney | Partner"MAINLY helped us implement our data protection requirements around our 'digital photo mirror for visitors' project professionally with fast, clear, and pragmatic solutions – absolutely reliable and with minimal effort required from us. The data processes were optimized in a way that protected us without slowing us down in any form."
Carsten Heling
Head of Media & Public Relations
Why MAINLY?
Startup spirit meets big law experience
We are young and agile ourselves – we understand your pace and your pain points. No 9-to-5 thinking, but flexible response to your timelines.
At the same time, we bring experience from renowned big law firms, where we have advised companies of all sizes – from Series A funding rounds to DAX corporations. This combination helps us give you the best advice both legally and economically.Business-first instead of naysayers
Other lawyers explain to you why something doesn't work. We find ways how it works.
Our goal is to enable your business, not to slow it down. We never lose sight of legal security – but it serves your business success, not the other way around.
Digital natives with tech understanding
We speak your language: APIs, cloud services, AI integration, SaaS models.
We understand the technical fundamentals and can develop legal solutions that fit your tech architecture.
Startup-friendly cost structures
We know what it's like to watch the budget.
That's why we offer flexible pricing models:Fixed prices for defined projects
Budget caps / fixed price ceiling for planning security
Subscription from small monthly contributions to fixed work quotas as external legal department
Fast response times without corporate overhead
When it's urgent, we're there. For cyber incidents or regulatory inquiries, we respond in hours, not days.
No endless approval loops, no bloated hierarchies.
How we work together
No complicated legal jargon, no surprising costs. Our processes are designed to help you quickly and transparently
Step 1:
Free first consultation
Step 1:
Free first consultation
Step 1:
Free first consultation
Step 2:
Offer
Step 2:
Offer
Step 2:
Offer
Step 3:
Business-first solution
Step 3:
Business-first solution
Step 3:
Business-first solution
Step 4:
Long-term partnership
Step 4:
Long-term partnership
Step 4:
Long-term partnership
Ready for legally secure growth?
Let us find out in a free 20-minute conversation how we can advance your startup legally.