#2 of 38 UX agencies in Berlin
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Bonanza Studios
Berlin, Germany
About
Outcome-driven product studio founded by Grover (unicorn) co-founder. Senior-only team shipping prototypes in 7 days and live products in 90 days, with €20M+ delivered across 60+ clients.
Who They Work With
Startups and scale-ups needing a senior team to ship a live product in 90 days—or an enterprise unit validating a new digital venture.
Based on 14 documented clients · verified Jul 2026
Our Take
Bonanza Studios publishes 10 case studies with specific business metrics—Ooodles shows 2.3X revenue growth and 95% retention after an enterprise pivot, SmartLegal generated $38K in pipeline within 4 weeks, and the Ostrom engagement (100k+ downloads, 2+ years embedded) demonstrates long-term partnership capability rare for a team this size.
This is a product-build studio rather than a traditional UX agency—case studies emphasize business strategy and shipping speed over UX research artifacts or design process, so if you need standalone user research or design system work, clarify their approach before engaging.
The rare small studio pairing founder-level product judgment—its founder co-built unicorn Grover—with the staying power to embed for years, as the 2+-year Ostrom retainer shows, all at €40–79/hr.
Key strengths
- 5/5 Clutch rating across 60+ clients with named testimonials from CPOs, CTOs, and strategy leads at verifiable companies
- Structured engagement model with clear timelines—7-day prototype, 2-week design sprint, 90-day digital acceleration—reduces scope ambiguity
- Active thought leadership including an AI MasterClass, UX for AI podcast, and published know-how content on digital readiness
Good to know
- Case studies focus on business outcomes and shipping speed—no visible UX research, usability testing, or design iteration artifacts; ask for process details if UX rigor matters for your project
- Core team is 2 people plus an execution network of specialists—confirm who will be assigned to your project and their availability for the full engagement
- Strong startup and scaleup portfolio but limited evidence of large-enterprise or regulated-industry work beyond UniCredit and BEUC—verify relevant experience if your context demands it
Reviewed by Gabor Kiss
Founder of UX Agencies · UX Lead at SAP · Feb 10, 2026
Based on the agency's publicly available portfolio. Own this agency? Claim your profile to provide additional context or request a review update.
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