We are an investment fund partnering with ambitious B2B SaaS founders who have proven product-market fit. We provide capital and operational expertise to help you build category-leading companies through disciplined execution and sustainable growth.
You've built something remarkable. You've achieved product-market fit, scaled to significant revenue, and proven your value in the market. Now it's time to build something enduring.
The journey from $3M to $50M+ ARR isn't just about growth—it's about building a company with operational discipline, healthy unit economics, and sustainable competitive advantages. It's where smart founders transition from rapid expansion to profitable market leadership.
Tzalir Momentum is an investment fund that partners with founders who understand that lasting market leadership is built on strong fundamentals. We bring the capital, operational frameworks, and experience to help you scale efficiently, improve profitability, and capture category leadership through excellence—not just velocity.
We invest equity capital in companies with proven traction and provide the resources to scale efficiently with strong unit economics.
Proven frameworks from operators who've built profitable, enduring companies with healthy growth and strong margins.
We build companies that win through operational maturity, not just growth velocity—creating defensible market positions and premium valuations.
We partner with exceptional B2B SaaS founders who have proven their concept and are ready to build profitable, category-leading companies.
B2B SaaS
Enterprise software and cloud-based solutions serving business customers with recurring revenue models.
Israel & Europe
Primary focus on high-growth tech hubs with global expansion potential and proven innovation ecosystems.
$3M+ ARR
Companies with over $3 million in Annual Recurring Revenue, demonstrating clear revenue traction and customer retention.
20%+ YoY
Minimum 20% year-over-year growth, indicating strong market demand and scalable business model.
Validated & Clear
Strong customer retention, Net Revenue Retention (NRR) >100%, and clear value proposition in target market.
Active Collaboration
Founders and leadership teams ready to engage in deep operational partnership to unlock next-level potential.
We partner with founders who understand that AI isn't just a product feature—it's a strategic lever for dramatically improving unit economics and capital efficiency.
AI agents handling tier-1 support queries reduce support costs per customer by 40-60% while improving response times and customer satisfaction.
AI coding assistants and automation tools accelerate development cycles by 30-40%, enabling smaller teams to ship faster and maintain velocity.
AI-powered lead scoring, personalization, and content generation improve conversion rates while reducing CAC and time-to-close.
AI-driven analytics, forecasting, and process automation eliminate manual work and enable data-driven decisions at every level.
Strong technology foundations and engineering culture are essential to building scalable, efficient B2B SaaS companies.
We value companies built on contemporary, maintainable technology—not legacy systems that slow innovation and increase technical debt.
Short development cycles and iterative delivery enable faster learning, rapid customer feedback, and continuous product improvement.
Intelligent cloud infrastructure management directly impacts unit economics—optimizing costs without sacrificing performance or reliability.
Leading teams leverage AI throughout the development lifecycle—from code generation to testing, monitoring, and operations.
Companies with strong engineering practices ship faster, scale more efficiently, and adapt quickly to market changes. Modern tech stacks and AI-augmented workflows aren't just about productivity—they're strategic advantages that directly improve your burn multiple and time-to-value.
Our proven framework for building operationally excellent, financially healthy B2B SaaS companies.
Building Defensible Market Position
Building Efficient, Scalable Systems
Scaling with Financial Discipline
A team of seasoned operators, entrepreneurs, and business leaders who have built, scaled, and successfully exited multiple companies.
General Partner
A seasoned CEO and entrepreneur with extensive experience in the tech and service sectors. Yariv is a specialist in scaling operations, building high-performing executive teams, and leading business transformation initiatives. His hands-on approach and operational expertise have helped numerous companies break through growth barriers and achieve sustainable scale.
General Partner
An experienced entrepreneur with multiple successful exits under his belt. Yossi is renowned for his sharp technological insight and proven track record in scaling innovation from concept to market dominance. His deep understanding of technology trends and market dynamics helps portfolio companies stay ahead of the curve and capitalize on emerging opportunities.
Tzalir Momentum operates with the solid backing by Tzalir, led by Yoel Neemanיואל נאמן. This institutional foundation provides our portfolio companies with long-term stability, patient capital, and access to a powerful network of global resources, strategic partners, and market leaders.
Unlike traditional venture funds operating on fixed timelines, our structure enables us to take a long-term partnership approach, aligning our success directly with your sustained growth and market leadership. We are committed to building enduring value, not just quick exits.
Patient capital with flexible timelines aligned to your growth trajectory
Access to international partnerships, customers, and strategic opportunities
Financial strength and governance frameworks that support sustainable growth
If you've reached $3M+ ARR, proven your market, and are ready to scale efficiently into profitable category leadership, let's explore what we can build together.
We assess strategic fit, ambition alignment, and the opportunity to build something exceptional together
All discussions are conducted with strict confidentiality and respect for your time
We respond thoughtfully to compelling opportunities and move decisively when there's strong alignment