Nicole Lu

CEO at sieve | ex-Citadel

Co-founder

sieve· Spring 2025New York City Metropolitan Area

in LinkedIn

2025Co-founder· sieve (YC X25)

Founder · since 2025

Company

sieve (YC X25)

Role

Co-Founder, CEO

current

Stage

—

no public source

Raised

—

no public source

Based

—

Founder / co-founder — the company's markEmployee / research role

Source: LinkedIn work history

Profile coverage5 of 7 · missing posts, contact

sieve

AI + human review to solve data cleaning - accessible via API or Excel

Spring 2025

Experience

Career

sieve (YC X25)
Co-founder
Co-Founder, CEO · 2025 – Present
2025
Broad Institute of MIT and Harvard
Associate Computational Biologist II · Cambridge, Massachusetts, United States · 2024 – Present
2024
Broad Institute of MIT and Harvard
Graduate Student Researcher · Cambridge, Massachusetts, United States · 2022 – 2024
2022
South Park Commons
Member · New York, New York, United States · 2025
2025
Massachusetts Institute of Technology
Grad student · Cambridge, Massachusetts, United States · 2022 – 2024
2022
Citadel
Business Manager · New York City Metropolitan Area · 2019 – 2022
2019
McKinsey & Company
Business Analyst · New York City Metropolitan Area · 2017 – 2019
2017
AQR Capital Management
Intern · Greenwich, CT · 2017
2017
Goldman Sachs
Summer Analyst · New York City Metropolitan Area · 2016
2016
Goldman Sachs
Summer Analyst · New York City Metropolitan Area · 2015
2015

Bio

Nicole is co-founder and CEO of sieve, which is solving data cleaning for hedge funds and investment firms. She previously worked at Citadel across Equity Quant Research, Global Trading, and Data Science groups, was a management consultant at McKinsey, and developed cancer detection algorithms at the Broad Institute.