Tax and business advisory firm scaling digital operations and in-house marketing
Thiel und Thiel is a mid-sized tax advisory practice (11–50 people, founded 1978) based in Düsseldorf. The firm runs on Microsoft 365 and Outlook, with Notion for collaboration and Meta/Google ads for client work. Active hiring in executive and support roles signals operational scaling, while project focus on digitalization, platforms, and building an in-house marketing agency reveals a shift from pure advisory toward managed marketing services for clients.
Thiel und Thiel provides tax, business, and advisory services to mid-market clients in Germany. The practice describes itself as a digital-first firm that maintains personal client relationships while modernizing communication and service delivery. Core service areas span tax consulting and business advisory, with emerging capability in managed marketing campaigns. The firm is self-owned and headquartered in Düsseldorf.
Primary tools are Microsoft 365, Outlook, and Notion for internal operations. For client marketing campaigns, they deploy Meta Ads, Google Ads, Meta Business Manager, and associated platforms (Instagram, TikTok, Meta).
Current projects include digitalization of service delivery, platform modernization, building an in-house marketing agency, and developing scalable campaign structures for clients. Internal pain points center on streamlining daily operations and measuring campaign results.
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