About us

Our business is to optimize your business

We bring together experts in operations research, artificial intelligence, and industry to turn complex challenges into faster, more accurate, and scalable decisions.

Our mission is simple: to help successful companies go even further. We believe many of their greatest opportunities already exist within their operations, often hidden beneath layers of complexity, data, and operational variables. If our clients already know where the treasure is, our role is to find the best path to it using mathematics, AI, and optimization.

Investors & Partners

Driving innovation together

Partnering with those who believe the future of industrial operations will be intelligent, connected, and AI-driven.

Official Partners

Media

They are talking about us

Our optimization technology, powered by AI and Operations Research, has been featured by some of Brazil's leading business and innovation media outlets.

Harumi's funding round to leverage AI to boost business efficiency

Harumi — a startup that leverages AI and mathematical models to improve business processes — has just closed a U$600k funding round led by ABSeed, the investment firm headed by Geraldo Melzer.

They founded a startup that uses AI and mathematics to reduce business costs.

Deeptech Harumi promises a 5% to 15% reduction in costs through optimizations for medium and large companies.”

They founded a startup that uses AI and mathematics to reduce business costs.

Deeptech Harumi promises a 5% to 15% reduction in costs through optimizations for medium and large companies.”

10 Most Innovative Brazilian Startups of 2025, According to KPMG

The 2025 edition of the Global Tech Innovator Brazil award selected ten startups that represent the most sophisticated innovations in the country's tech ecosystem.

10 Most Innovative Brazilian Startups of 2025, According to KPMG

The 2025 edition of the Global Tech Innovator Brazil award selected ten startups that represent the most sophisticated innovations in the country's tech ecosystem.

Founders

Experts in tech and mathematical modeling

We combine experience in product development with academic expertise

Miriam Koga

Founder & CEO

Former founding team at TRACTIAN. Studied materials engineering at the Georgia Institute of Technology. Awarded 46 times in STEM competitions. Gold medalist in the Latin American Astronomy and Astrophysics Olympiad.

Andre Koga

Founder & CTO

André Koga studied Computer Science at Georgia Tech, with a focus on front-end development, AI, and project management. He has led teams, built machine learning models, and develops scalable solutions using Python, JavaScript, React, and Svelte.

Ricardo Leão

Founder & COO

Expert in project management, data science, artificial intelligence, analytics, and operations research. He led optimization projects at Accenture and Mercado Libre and holds a master's degree in Decision Support Models and Algorithms.

Bruno Brito

Founder & CRO

MBA professor in Business Analytics and Big Data at Fundação Getulio Vargas (FGV), PhD candidate in operations research at the Aeronautics Institute of Technology (ITA), 9 years of experience as a senior consultant at Falconi.

Investors & advisors

Backed by executives, entrepreneurs, and researchers

Backed by investors who share our vision for smarter, more accessible optimization.

Michael Lehmann

Former Finance Manager at Volkswagen

Executive with over 35 years of experience, including 11 years as an accounting and tax executive of Volkswagen and senior finance executive at Knorr-Bremse.
Responsible for overseeing multiple industrial investments for Volkswagen in Brazil.

Weber Porto

Former president at Evonik

Chemical engineer with over 35 years of experience, having presided over Evonik Degussa in Latin America for nearly 20 years. Currently, he serves as a director at ABAG and as a counselor in renowned institutions.

Moacir Kang

Cofounder at Apontador and Maplink

Entrepreneur with extensive experience in the internet industry, specializing in portfolio management, strategic planning, and corporate finance. Holds a degree in Industrial Engineering from Columbia University.

Daniel Arbix

Legal Director at Google

Legal Director at Google, with a PhD, Master's, and Bachelor's in Law from the University of São Paulo, as well as an LLM (Law, Science & Technology) from Stanford Law School. Has professional experience in renowned law firms and the Ministry of Justice.

Erick Yamashita

Design Advisor

Professional with 8 years of experience at Nubank, leading initiatives that took the bank from 0 to 70 million customers. Developed internal systems, products like digital accounts and marketplace, and led strategic vision projects.

Yuna Oh

IT Lawyer at SAMSUNG SDS

Lawyer with extensive experience in Technology and Finance Law, specializing in providing strategic solutions for Asian companies in the global market. Practice encompasses a wide range of services, including strategic planning and overall operational support for international ventures.

Pedro Ivo

Senior Manager at P&G Japan

Pedro is an experienced sales leader at P&G. He holds a Master's degree in Materials Engineering from Toyohashi University of Technology.

Michael Lehmann

Former Finance Manager at Volkswagen

Weber Porto

Former president at Evonik

Moacir Kang

Cofounder at Apontador and Maplink

Daniel Arbix

Legal Director at Google

Erick Yamashita

Design Advisor

Yuna Oh

IT Lawyer at SAMSUNG SDS

Pedro Ivo

Senior Manager at P&G Japan

Pedro is an experienced sales leader at P&G. He holds a Master's degree in Materials Engineering from Toyohashi University of Technology.

Michael Lehmann

Former Finance Manager at Volkswagen

Moacir Kang

Cofounder at Apontador and Maplink

Erick Yamashita

Design Advisor

Pedro Ivo

Senior Manager at P&G Japan

Pedro is an experienced sales leader at P&G. He holds a Master's degree in Materials Engineering from Toyohashi University of Technology.

Weber Porto

Former president at Evonik

Daniel Arbix

Legal Director at Google

Yuna Oh

IT Lawyer at SAMSUNG SDS

Team

Get to know the members of the Harumi team

Meet the people building the future of accessible optimization.

Leandro Bandeira

Computer Engineer Researcher

Leandro Bandeira studies Computer Engineering at UFPB, with a focus on Operations Research. He has contributed to university research projects, including tools for managing scientific events and internal UFPB initiatives, using C, C++, and Python.

Rafael chuluc

Senior Software Engineer

Rafael Chuluc holds degrees in Electrical Engineering and Software Engineering from PUC. A senior software engineer with experience at Nomad and BossaBox, he works across full-stack JavaScript to build efficient, scalable digital solutions.

Matheus Monteiro

Lead Product Designer

Matheus Monteiro is a Graphic Designer and Lead Product Designer also at noodle.cx, with front-end experience at companies such as Editora Abril and Red Ventures. He blends programming, UI/UX, and product thinking to create polished digital experiences.

Italo Moreira

Operations Research Engineer

Production Engineer from UFOP specializing in Operations Research and industrial optimization. He studied at Université Clermont Auvergne (ISIMA), interned at the LIMOS laboratory in France, and now develops Python-based optimization solutions for industrial decision-making.

Marcel Nicolay

Tech Advisor

Co-founder of Malga (YC S21). With 18 years of experience in technology, former CTO of Evino, he led the creation of payment platforms and APIs for companies like iFood and developed open-source projects in Python.

Enzo Toda dos Santos

Fractional CMO

Ex Coord. de Growth no Ifood. Pós-graduado em Administração de empresas pela Fundação Getulio Vargas (FGV). Entusiasta em transformar empresas por meio do marketing.

Matheus Corrêa

Chief of Staff

Double degree candidate in Economics and Accounting at the University of São Paulo (USP), with nearly four years of experience in Corporate Development, M&A, and strategic finance. Experienced in developing investment theses, executing M&A transactions, and leading strategic and growth initiatives.

Leandro Bandeira

Computer Engineer Researcher

Rafael chuluc

Senior Software Engineer

Matheus Monteiro

Lead Product Designer

Italo Moreira

Operations Research Engineer

Marcel Nicolay

Tech Advisor

Enzo Toda dos Santos

Fractional CMO

Ex Coord. de Growth no Ifood. Pós-graduado em Administração de empresas pela Fundação Getulio Vargas (FGV). Entusiasta em transformar empresas por meio do marketing.

Matheus Corrêa

Chief of Staff

“

Before Harumi, our planning routine took a lot of time and, even so, it was difficult to understand why production wasn’t progressing as expected.

Nélio Cordeiro
Planning and Production Control Coordinator - AFM

Community

Built for people shaping the future of operations

Join production planners, supply chain leaders, operations executives, researchers, and optimization professionals sharing ideas, solving challenges, and advancing operational excellence together.

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Contact

Let's optimize your planning decisions

Talk to our experts about how AI, optimization models, and our platform can help you make better decisions across demand, supply chain, and production planning.

One of 10 Most Innovative Brazilian Startups of 2025, According to KPMG

Harumi is one of the 2025 edition of the Global Tech Innovator Brazil award list, as most sophisticated innovations in the country's tech ecosystem.

Contact

Let's optimize your planning decisions

Talk to our experts about how AI, optimization models, and our platform can help you make better decisions across demand, supply chain, and production planning.

One of 10 Most Innovative Brazilian Startups of 2025, According to KPMG

Harumi is one of the 2025 edition of the Global Tech Innovator Brazil award list, as most sophisticated innovations in the country's tech ecosystem.

Contact

Let's optimize your planning decisions

Talk to our experts about how AI, optimization models, and our platform can help you make better decisions across demand, supply chain, and production planning.

Contact

Let's optimize your planning decisions

Talk to our experts about how AI, optimization models, and our platform can help you make better decisions across demand, supply chain, and production planning.

Harumi was named the Top AI-Powered Production Planning Platform of 2026 by Manufacturing Technology Insights.

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