Steve LeSieur
Managing Director
Steve is a Managing Director where he leads investments in internet-enabled software and data businesses across a range of vertical end markets.
Steve joined the firm in 2005. Over his nearly 20 years at Spectrum, he’s led key investments including Lighthouse, GoodRx, Teachers Pay Teachers, ExamSoft, Payer Compass, Finalsite, and Kajabi.
Prior to joining Spectrum, Steve worked at Trident Capital, Thomas Weisel Partners and The Beacon Group. Steve received an MBA from Dartmouth College and BA from Princeton University.
Steve currently serves as a Trustee at Episcopal Day School of St. Matthew and is a former Trustee and Board President of the California Historical Society. In his spare time, Steve enjoys spending time outside with family – either on bikes, in the ocean, or on skis.
Representative Investments
Datacamp’s online interactive learning platform increases data fluency for users across business functions.
Definitive Healthcare transforms data, analytics, and expertise into healthcare commercial intelligence.
NASDAQ: DH
ExamSoft’s assessment platform enables exam creation, administration, delivery, scoring and analysis.
Acquired by Turnitin
Finalsite is an online communications and learning platform serving school communities around the world.
Acquired by Bridge Growth Partners
GoodRx is the leading online platform to access, compare, and transact on discounted prescription drug prices.
NASDAQ: GDRX
HealthMEDX provides clinical and administrative software solutions for the post-acute healthcare industry.
Acquired by Netsmart
Kajabi empowers creators to monetize, manage, and grow their online audiences and businesses.
Lighthouse is the leading commercial platform for the travel and hospitality industry.
MedHOK provides care management and compliance software for risk-bearing healthcare organizations.
Acquired by Hearst
Passport Health provides patient access and eligibility verification solutions to health care providers.
Acquired by Experian
Payer Compass provides healthcare reimbursement technology and price transparency solutions.
Acquired by Zelis
Presence provides teletherapy and software for special education and mental health providers in K-12 schools.
Prezi is a cloud-based presentation and storytelling software platform.
QTC Medical Services is a leading provider of outsourced disability evaluations.
Acquired by Lockheed Martin
Teachers Pay Teachers is the largest online marketplace for PreK-12 educational content and curriculum.
Acquired by IXL Learning
Related Insights and News
Q&A: Jeff Haywood & Steve LeSieur on Partnering in Healthcare
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Lighthouse: Intelligence for a Transforming Hospitality Industry
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GoodRx: It’s Always Been Personal
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Kajabi: Enabling Digital Creators to Transform Online Learning
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Spectrum MDs Jeff Haywood and Steve LeSieur Named Top Healthcare Investors of 2025
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Jeff Haywood and Steve LeSieur Talk Healthcare on RJ Lumba’s Podcast
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Spectrum Equity’s Steve LeSieur and Jeff Haywood Named 2024 Top GrowthCap Healthcare Investors
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Spectrum Equity’s Jeff Haywood and Steve LeSieur Recognized as Top 25 Healthcare Investors of 2023
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Presence Propels Next Phase of Growth with Majority Investment from Spectrum Equity and TPG’s Rise Fund
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Lighthouse Raises $80M from Spectrum Equity to Bring Data-Driven Decisions to Hospitality Industry
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