Sunstone Partners

Sunstone Partners, established in 2015 and headquartered in San Mateo, California, is a growth equity firm specializing in technology-enabled services companies. The firm invests in both significant minority positions and control transactions, focusing on enterprise information technology, cloud, healthcare information technology, internet, marketing services, and cybersecurity sectors across North America. Sunstone Partners typically invests between $25 million to $75 million in companies with at least $10 million in revenues.

Gus Alberelli

Co-Founder and Managing Partner

Charlie Culp

Vice President

Luis Espinoza

Vice President

Will Goffe

Investment Associate

Julian Hinderling

Partner

Alex Huang

Associate

Prachi Kanabar

Principal and Head Of Portfolio Operations

Esther Kim

Vice President

Ayato Kobayashi

Investment Associate

Michael Koenig

Vice President

Arvin Kumaran

Associate

Kyle Landis

Associate

Matthew Londa

Vice President

Ankur Rathi

Partner

Rahul Varkhedi

Senior Associate

Jack Y. Wang

Principal

Patrick Wheeler

Member and Operating Partner

Past deals in Infants

123 Baby Box

Pre Seed Round in 2023
123 Baby Box is a manufacturer of baby products focused on supporting early childhood brain development. The company offers a personalized monthly subscription box designed for infants aged from birth to three years, which includes five to six full-sized items such as books, clothing, toys, and diapers. By providing these curated products, 123 Baby Box assists mothers in saving time and money on research while ensuring that essential developmental resources are accessible to all children, regardless of their backgrounds. Additionally, the company actively supports local charities and orphanages, helping to provide infants with the proper care they need to thrive.

Progeny Health

Private Equity Round in 2018
ProgenyHealth, Inc. specializes in neonatal care coordination services aimed at addressing the health care needs of infants in intensive care nurseries. Established in 2004 and headquartered in Conshohocken, Pennsylvania, the company collaborates with health plans, government agencies, and employer groups to enhance health outcomes for premature and medically complex newborns. Their experienced team, consisting of neonatologists, pediatricians, and NICU nurses, provides comprehensive care management from the hospital through to the first year of life, ensuring continuity and support for families. ProgenyHealth emphasizes evidence-based medicine, with its Medical Advisory Board of board-certified neonatologists continually updating care guidelines based on the latest research. This approach not only aims to improve infant health but also seeks to reduce healthcare costs and readmission rates for families.

Progeny Health

ProgenyHealth, Inc. specializes in neonatal care coordination services aimed at addressing the health care needs of infants in intensive care nurseries. Established in 2004 and headquartered in Conshohocken, Pennsylvania, the company collaborates with health plans, government agencies, and employer groups to enhance health outcomes for premature and medically complex newborns. Their experienced team, consisting of neonatologists, pediatricians, and NICU nurses, provides comprehensive care management from the hospital through to the first year of life, ensuring continuity and support for families. ProgenyHealth emphasizes evidence-based medicine, with its Medical Advisory Board of board-certified neonatologists continually updating care guidelines based on the latest research. This approach not only aims to improve infant health but also seeks to reduce healthcare costs and readmission rates for families.
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