Adrian Haas

Co-Founder

digitales&zitronen · Mannheim, Baden-Württemberg, Deutschland

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You’ve built a strong product - now let’s make your demo pipeline predictable. If you’re the Founder, CMO, or Growth Lead of a B2B SaaS (€1M+ ARR), you can’t depend on luck or word-of-mouth. You need a machine that works. That’s what 🍋 digitales&zitronen delivers: your LeadGen OS—built and run for you. LinkedIn & Google Ads that compound High-converting landing pages & offers End-to-end tracking & automation 14-day test cycles for fast learning Clear measurement from CTR to CAC payback No agency fluff. Just outcomes: More demos from the DACH region Scalable cost per lead Repeatable, on-brand creatives A clear KPI compass A lean setup run by fewer than 2 FTEs What you can expect: Skin-in-the-game mindset Actionable templates, not slideware Theory-of-Constraints focus: find the bottleneck → fix it Clean, reliable funnel reporting & control ⏱️ 14 days to set up | 45 days to a playbook | 90 days to scale

Co-Founder

ADDTWO Digital · Mannheim, Germany

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We are Addtwo Digital – your modern marketing agency with the heart of a startup. With over seven years in the market, we have specialized in lead generation for service companies, especially for offers over €1,000. Our mission is to elevate your company's digital sales to the next level. How? By building a robust digital infrastructure that encompasses landing pages, CRM systems, automations, and process digitization. Our innovative frameworks, which we have developed ourselves, provide our clients with a competitive edge in a digital world. Innovation is our core value. We take pride in accompanying our clients on their journey to becoming digital pioneers in their respective fields. In doing so, we build the entire customer journey: from the digital first contact to the happy regular customer. With a seven-figure advertising budget under management, we generate several thousand leads monthly and create long-lasting customer relationships that typically last for years. Our success is…

Digital Marketing Strategy Consultant

Asia School of Business in Collaboration with MIT Sloan Management · Kuala Lumpur, Malaysia

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As a Consultant for Digital Marketing Strategy, I had the pleasure of advising the Asia School of Business. The Asia School of Business (ASB) was established in 2015 in collaboration with MIT Sloan Management and the Central Bank of Malaysia (Bank Negara). Tasks within the project: Analysis of the current state of social media channels, website performance, SEO, and paid social media activities to identify strengths, weaknesses, opportunities, and threats. Analysis of the key metrics of the customer journey, showcasing conversion optimization opportunities. Development of a digital strategy roadmap based on the findings for each stage of the sales funnel. Planning of a social media advertising campaign with a budget of x,xxx,xxx RM. Development of a content marketing strategy, including elements of video marketing. Development of an email marketing campaign. Integration of offline activities into the digital customer journey. Planning and advising on website rollout briefing, vendor pr…

Content Creator

Adrian Flintstone · San Francisco & Bay Area

Under the stage name Adrian Flintstone, I initiated a passion project driven by my interest in the startup world. With the clear goal of encouraging, inspiring, and empowering college students to launch their own startup, this project caught the attention of the world-renowned venture capital investor and CNBC personality Manny Fernandez, who came on board as a sponsor. In pursuing the project objectives, I aimed to learn Silicon Valley's best practices concerning startup founding and financing. I was privileged to interview successful startup founders with international backgrounds as well as venture capital investors to gather their insights on funding strategies. Within the project, I was able to gain a deep insight into the Silicon Valley startup ecosystem. I managed to build a network of founders and investors while learning the best practices of high-growth tech companies. Through these experiences, not only was my understanding of entrepreneurship expanded, but also a solid foun…

Working Student

Dr. Friedrich E. Hörtkorn GmbH · Heilbronn, Germany

With 200 employees at the time, the Hörtkorn Group was among the significant players among privately owned German insurance brokers for industrial clients. During my tenure as a dual student, I went through all departments, however, realized that the insurance world was not for me, and subsequently founded my own company in the marketing industry.

Voluntary Military Service

Luftwaffe - German Airforce · Germersheim

Voluntary military service at the 2nd Air Force Training Battalion in Germersheim. Honorably discharged as Lance Corporal at the end of the military service, to commence a dual study program at the DHBW Stuttgart.