In 2025, the reputation landscape for tech startups has been reshaped by AI. Large language models like ChatGPT, Gemini, and Perplexity now influence how investors, partners, and talent perceive emerging companies. Traditional reputation management methods fall short. This article profiles seven specialized agencies that understand the tech ecosystem. Status Labs leads with its AI Reputation Guard, influencing LLM outputs. Buzz Dealer leverages Generative Engine Optimization (GEO) and has served over 200 fintech brands. ReputationX offers deep Wikipedia expertise for building credibility. BrandYourself provides a DIY platform with a machine-learning-powered Reputation Score. Percepto brings an international perspective crucial for global startups. NetReputation offers a 72-hour negative review removal guarantee. Webimax integrates reputation management with broader digital marketing. The article also provides a framework for founders to evaluate their needs—whether building presence from scratch, repairing crisis damage, or handling AI-related due diligence—and choose the right partner based on technical sophistication, industry experience, and scalability.