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Sasha Collin

Sasha Collin

Co-founder at Lemrock, YC S24, and ex-McKinsey data scientist

sasha_collin
San Francisco, California, United States
Joined February 2025
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Network

3.1K connections
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McKinsey Consultants
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Ex-McKinsey AI Founders & Leaders
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McKinsey QuantumBlack AI Specialists
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McKinsey AI & Data Strategy
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McKinsey & Elite French Alumni
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Strategy Leaders (Ex-McKinsey)
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Summary

Sasha Collin is an accomplished entrepreneur and data scientist with a strong background in AI and machine learning, co-founding Lemrock and Mindely (YC S24). His work demonstrates a commitment to building innovative products leveraging artificial intelligence. rocketreach
He has significant experience in data science and consulting from his tenure at McKinsey & Company and QuantumBlack, where he held various data scientist roles, culminating in Lead Data Scientist positions. rocketreach
Sasha possesses a strong academic foundation in mathematics and computer science, holding master's degrees from École normale supérieure Paris-Saclay and École des Ponts ParisTech, alongside studies at Harvard University. His research background includes roles at Harvard Medical School, Institut du Cerveau – Paris Brain Institute, and Inria, with contributions to publications on neuroimaging and biological aging. rocketreach+3

Work

Education

Projects

Writing

Interpretability of Machine Learning Methods Applied to Neuroimaging

January 1, 2023

A publication discussing the need for interpretability in machine learning methods, particularly in neuroimaging, and presenting common interpretability methods and metrics.

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Analyzing the multidimensionality of biological aging with the tools of deep learning across diverse image-based and physiological indicators yields robust age predictors

January 1, 2021

A preprint exploring inter-individual differences in biological aging using deep learning approaches on various data modalities to build chronological age predictors.

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Notes

WYWye Yew Hosaid
SCSasha Collin
has demonstrated the qualities they value most in a founder.

Dec 21, 2025