Hey Karo, are you there?I'm always here.
Karo turns whatever you're facing into a tailored solution in no time – backed by 80+ years of C-level experience across 60+ countries.
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Leaders already count on us.
From zero to five active clients in three months.
“When I started working with Karo and HeyKaro, FJC had a method but no clients. In three months, we went from zero to five active clients, with a clear model of what we offer and to whom. What I value most is a strategic thinking partner who challenges me and helps me decide what to say no to.”
Five demo meetings booked in one week.
“As a software engineer & solopreneur, I had struggled for over 6 months to grow my business. Naturally, the business part wasn’t my strength. Coming to Karo for help has changed everything. Sometimes you need this really experienced person, someone who, through their experience, shifts your view to the right things to focus on. Especially with so much social media noise about how to run a business, I found Karo’s reassurance of, or challenge to, my ideas crucial for entering the next phase as an entrepreneur. 2 Months into our partnership, I’m seeing measurable growth in my personal branding as well as my customer outreach with five demo meetings booked in one week!”
Rapid diagnostics and concrete implementation measures.
“Thanks to HeyKaro, we have refined the structure of our business model. The digital AI platform gives us a clear, data-driven plan, from priorities down to specific action items. HeyKaro stands out for its rapid diagnostics and concrete implementation measures. Experienced experts quickly assess our questions, challenge our decisions and help us implement. Through in-depth discussions, critical feedback and a touch of fun, we have sharpened our profile and defined our direction more clearly.”
My productivity tripled in just 1-2 months.
“In spring 2026, I found HeyKaro. It combines AI support with advice from an expert. Now I focus on the biggest business problems and work through them step by step, quickly and with high quality. In my experience, my productivity tripled in just 1–2 months, including in my client projects. But the biggest benefit is not saving time. It is making better business decisions.”
Consulting 2.0: digital-individual, relevant-fresh, modular-intuitive.
“QUCOXX opens up the big world of consulting for SMEs, even the smallest. The platform offers what you need: analysis, implementation strategies, success monitoring. And if you don’t yet know what your problem is called, you can ask the integrated AI (Q) or the minds behind QUCOXX. Brilliant!”
Define the brand more clearly and position our expertise more precisely.
“HILLCONT has grown strongly with modular container solutions, but the next phase of growth depends on how well we tell our story. In QUCOXX, we found a partner that combines technology, strategy and personalized support. Together, we set clear goals: a sharper brand, more precise positioning of our expertise in container and space solutions, and greater visibility for the people behind HILLCONT. HeyKaro delivers structured, ready-to-use actions, while experienced experts refine content and priorities with us. We especially value the fast, concrete implementation plans and the fit with our values: honesty, perseverance and solution-oriented action.”
A seven-figure opportunity through a partner and 40% network growth on LinkedIn.
“With HeyKaro, we have refined our operating model, introduced clear KPIs and sharpened our product structure, with our solutions business now accounting for 30%+ of revenue. In parallel, we have strengthened our digital go-to-market and established strong personal brands for selected leaders. My LinkedIn presence alone generated around 200,000 impressions in twelve months, while my network grew by 40%, opening doors to new contacts, partnerships and speaking opportunities, including a seven-figure opportunity through a partner.”
Our reach increased and our brand is now more visible, relevant and authentic.
“Thanks to the collaboration with QUCOXX, we have strategically realigned and measurably improved our LinkedIn presence. With a clearly structured, data-driven approach and the use of the digital AI platform, we were able to expand our activities in a targeted way. Within a short time, we increased our reach and further strengthened our position as an Odoo Gold Partner in ERP and CRM consulting - our brand is now more visible, relevant, and authentic on LinkedIn.”
Scalable execution and measurable progress.
“In QUCOXX, we have found a partner that combines strategic thinking with real operational experience and practical execution support. What sets QUCOXX apart is the caliber of the team. Rather than traditional management consultants, we work with highly experienced operators who bring real-world execution experience and pragmatic guidance. The Byldd team remains responsible for execution, while QUCOXX provides structured oversight, feedback, and operational guidance throughout the process. This creates a highly effective partnership focused on scalable execution and measurable progress.”
Top Company 2024 and 2025, awarded by BVMID · Advisory led by a former McKinsey Partner · Powered by QUCOXX
The difference
You are never on your own.
AI gives you speed and structure. People give you judgment, accountability and motivation. With HeyKaro you get all, from idea to impact.
A digital platform
Structure, speed and execution, always on. Wherever and whenever you need it.
Your personal coach
A real person by your side for the judgment calls that need one, for the difficult discussions and checking in on your progress before you have to ask.
Top experts on tap
Over 80 years of combined experience, led by a former McKinsey Partner, matched to whatever is on your agenda.
Your coach, in the loop
One shared thread with the people who know your business.
Message your coach and experts in one place, anchored to the exact plan you are working on. They see the full picture and check in proactively, so momentum never depends on you chasing.
- One thread your whole coaching team can see
- Anchored to the plan or concept you are discussing
- Proactive check-ins, not radio silence

See it in two minutes
Watch HeyKaro work.
One question becoming a plan, a set of to-dos, and real progress, with your coach in the loop.
Your first eight weeks
From idea to impact.
Take one goal, like accelerating growth. Here is how it becomes real – with your HeyKaro team and coach tracking progress and checking in along the way.
Onboarding
Set your objective and get set up. No lengthy briefing, because HeyKaro already has your context.
Diagnosis
A 15-minute diagnosis surfaces the one bottleneck holding back your goal.
Your plan is ready
A personalized 90-day plan, reviewed and prioritized with you in about an hour.
Implement, with check-ins
Initiatives roll out with topical deep dives and proactive course-correction from your coach.
Impact
Review the wins and lock the next priority. Your coach tracked progress the whole way.
Our vision, how we work
Top expertise, accessible to any business.
Our vision: HeyKaro gives companies access to the experience, perspective, and execution capabilities that are otherwise reserved primarily for large corporations – regardless of size, budget, or starting point.
A trusted advisor for every business
Top expertise and personalized coaching, available to businesses of all sizes.
A hybrid model that drives progress
AI provides speed and structure. Experienced experts ensure sound judgment, prioritization, and effective implementation.
Your coach, plus experts by topic
Your personal coach knows your business and brings in exactly the experts who can help you make progress on your project.
Idea to impact
Over 90% of the time on implementation, not concepts. Idea to a ready plan in about three days.
Progress you can see
Your team tracks your progress, keeps you motivated along the way, and proactively offers guidance.
Measured on what matters
Our top KPIs are your customer experience and your impact.
Context instead of repeated briefings
No long briefings. Your context is already there.
An affordable subscription
Top expertise by subscription – transparent, flexible, and priced to your needs.
About HeyKaro
Meet Dr. Karolina Sauer-Sidor.
Co-founder & CEO of QUCOXX – former McKinsey partner and the face behind HeyKaro.
After twelve years as a partner at McKinsey and working on projects in over 60 countries, Karolina wanted to change one thing: top-management expertise shouldn’t be reserved solely for large companies. That’s why she founded QUCOXX and, with HeyKaro, created a way to make this expertise accessible to small and medium-sized businesses.
20k+ decision-makers follow Karo.
The people behind it
Real operators stand
behind the agent.
Decades of experience in top-tier consulting, operations, tech, and finance – all brought together in a team that reviews your plan and sits beside your agent to guide you from concept to impact.
Co-founder & CEO
Dr. Karolina Sauer-Sidor
Ex-McKinsey Partner · 16+ yrs top-tier consulting
Co-founder & Advisor
Joerg Erlemeier
Ex-Nokia COO · 30+ yrs operations & consulting
Co-founder & CFO
Andreas Sauer
25+ yrs CFO across Nokia, PORR, Infineon
CTO
Sanjeev Thapa
3× founder · 15+ yrs product & engineering in SaaS, AI, Fintech & B2B
Pricing
Top expertise, on a subscription.
Each package includes access to the HeyKaro platform, personalized onboarding, customized products such as plans, as well as guidance and sessions with the right experts. Get started with a clearly defined first project, no long-term commitment.
HeyKaro Essential
For a focused first project.
billed quarterly
Choose- Access to all features of the platform
- 1 onboarding session upon first use (60 min)
- 1 personalized product per quarter, or 4 per year if you pay annually
- 2 sparring sessions with your coach per quarter, or 8 per year
- Access to growth labs, twice per month
- 1 coach
- Once per month feedback by your coach (progress, input to deliverables)
- Individual concepts for the key business areas plus individual plans
- 2 accounts (1 main plus one access)
HeyKaro Advanced
For steady, quarter-on-quarter momentum.
billed quarterly
Choose- Access to all features of the platform
- 1 onboarding session upon first use (60 min)
- 2 personalized products per quarter, or 8 per year if you pay annually
- 3 sparring sessions with your coach per quarter, or 12 per year
- Access to growth labs, twice per month
- 2 senior coaches with complementary expertise areas
- Twice per month feedback by your coaches (progress, input to deliverables)
- Individual concepts for the key business areas, individual execution plans, surveys (company, customer surveys)
- 4 accounts (1 main plus 3 accesses)
HeyKaro Professional
For leaders driving several fronts at once.
Custom pricing, tailored to your business
Book a meeting- Access to all features of the platform
- 1 onboarding session upon first use (60 min)
- Tailored number of personalized topics/concepts/plans
- Tailored number of sparring sessions and workshops
- Access to growth labs, twice per month
- 2 senior coaches, plus additional experts as needed
- Feedback on an ongoing basis
- Individual concepts for the key business areas, individual execution plans, surveys (company, customer surveys), tailored deliverables, presentations, business cases etc.
- Accounts as needed
Questions
The things executives ask us.
How is this different from ChatGPT or another AI tool?+
HeyKaro is not a blank chatbot. It already knows your business, turns your questions into plans you can act on, and puts a real coach and top experts beside you. AI for speed and structure, people for judgment.
Do I really not have to brief HeyKaro every time?+
No. Your numbers, history and context live in HeyKaro, so every conversation starts where the last one ended. No re-explaining, no starting from scratch.
Who are the coaches and experts?+
Real people with over 80 years of combined experience, led by a former McKinsey Partner. You get a personal coach, plus experts matched to whatever is on your agenda.
How fast do I see results?+
A personalized concept or plan in about three days, with over 90% of the time spent on implementation, not slideware.
Is my data secure?+
Your data stays yours. Your business context is used to help you, not to train public models.
Can my team use it?+
Yes. Set up a workspace per team or project, invite people or share a link, and control who sees what.
What does it cost, and am I locked in?+
Plans start at €355 per month. Start with a limited first project, no long-term commitment. Not ready to commit? Build your own plan in under 10 minutes with your HeyKaro agent and send it to us for review.
Ready when you are
Meet HeyKaro.
HeyKaro is there when you need clarity: with AI for speed, your coach for guidance and motivation, and top expertise. All included in your subscription. Wherever & Whenever.
Book a meetingNo lengthy briefings · your data stays yours · powered by QUCOXX





