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Otterd

Your existing tools. More capable workflows.

Otterd builds custom AI workflows for private equity and hedge fund teams—connecting the systems you already use to reduce repetitive work.

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Tell us about one workflow your team does manually.

Spreadsheets, email, documents and shared folders connect into one workflow Four sheets of paper labeled spreadsheets, email, documents and shared folders. Fine lines join them to one folded sheet labeled one workflow. Your systems stay where they are. One workflow Spreadsheets Email Documents Shared folders

How we work: Build, Operate, Transfer

We build it, run it with your team, then hand it over.

  1. Build

    We learn one workflow and build around your systems.

    Who runs it Otterd

  2. Operate

    We run it with your team and refine it.

    Who runs it Otterd with your team

  3. Transfer

    We hand it over and document it.

    Who runs it Your team

Works with Claude, ChatGPT, Grok or the model you already use.

Example: checking documents against a checklist

Illustrative example, not a client case study

The workflow runs as a loop Five steps in a ring: documents arrive, an agent checks them, exceptions are flagged, a summary is emailed, and a person reviews and decides. The next document starts the loop again. Your AI model
  1. Documents and checklist . Documents arrive with your checklist.
  2. Agent checks . An AI agent checks each item.
  3. Exceptions flagged . Possible issues are marked.
  4. Email summary . A short summary is emailed.
  5. Person reviews and decides . A person reviews the flags and decides.

Before

Someone checks documents and writes updates by hand.

After

An agent runs defined checks and flags possible issues. A person decides.

The agent supports the review. It does not replace it or guarantee compliance.

Where we fit

A broad rollout replaces your tools. We build one workflow around the LLMs and tools you already use.

Broad software rollout compared with focused workflow implementation
What it involves Broad software rollout Focused workflow implementation
Scope Many teams at once. One workflow, chosen with you.
Tools and models A new platform, often with a new AI model. The LLMs and tools you already use, such as Claude , ChatGPT , Grok . We connect them.
Migration Data moves and tools get replaced. You keep your systems. Nothing gets replaced.
Team adoption People learn a new system. People use the same tools, with an AI agent doing the routine steps. We test with the team first.

Who you work with

Hiro and Eric join your team's tools, the tools light up and the pipeline speeds up Three people on your team connect to your tools: spreadsheets, email, documents and shared folders. Hiro and Eric join at the tools. The tools take on color and the flow into one workflow speeds up. Hiro Portrait of Hiro Kuwana Eric Portrait of Eric Wu
Your team Your tools One workflow
Portrait of Hiro Kuwana

Hiro Kuwana

Founder of Kaiwa

Founder who builds AI products end to end. Native English and Japanese speaker.

Career highlights

  • Kaiwa 2025 to present

    Founder. Built and launched an AI-powered language learning platform for real-time conversation practice, handling product, design, frontend, backend and infrastructure. Shipped a real-time voice AI tutor, AI-generated learning paths and automated post-session feedback.

  • Flybyrd 2024

    Co-founder and CEO. Built a tool that organizes scattered customer feedback for B2C product teams.

  • Pebble / DegiNoma 2020 to 2024

    Founder. Created an AI-powered concierge service that customizes travel plans in Japan.

  • Kezari, LLC 2018 to 2020

    Co-founder.

  • Brown University Education

    BSc in Environmental Engineering.

Portrait of Eric Wu

Eric Wu

Forward deployed engineer at Zaimler

Helps large enterprises build AI-native data infrastructure. Previously at Balyasny, AQR, YouTube and AWS.

Career highlights

  • Zaimler 2026 to present

    Forward deployed engineer at a Series A startup. Helps large enterprises build AI-native data infrastructure.

  • Investor 2024 to present

    Advises startups, funds and individuals on investing in an AI future.

  • YouTube 2019 to 2024

    Helped lead the internal data analytics and infrastructure team that provides real-time insights to creators.

  • Balyasny Asset Management 2017 to 2019

    Developed a quantimental investment theme that applies AI and quantitative techniques to fundamental investing. Managed teams across engineering, data science, product management and investing.

  • AQR Capital Management 2014 to 2016

    Helped build quantitative investment strategies and modernize the firm's technology infrastructure.

  • Amazon Web Services 2012 to 2014

    Helped build early infrastructure offerings in the gaming space. Led operational excellence initiatives across engineering teams.

  • Carnegie Mellon University Education

    B.S. in Computer Science and Linguistics, with a focus on natural language processing and AI.

Start with a free conversation

Tell us about one workflow your team does manually. In 30 minutes we find a starting point.

Email us

Email: hiro@otterd.co

Describe it in general terms. Please do not attach confidential documents.

Portfolio companies are welcome too.