Gray Line Partners
Growth equitySammamish · Growth · 5 people tracked
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Investment thesis
Gray Line Partners is a growth equity firm investing exclusively in B2B software companies at the 'early growth' stage, where the team believes it is most experienced and impactful. It seeks businesses with clear product-market fit, sticky products, markets ripe for disruption, winning cultures, unit economics ready to scale, and founders building for endurance. The firm runs a focused portfolio and takes an active, hands-on role, leading investments and aligning closely with founders' vision. Its approach emphasizes intentionality, alignment, and commitment, guided by values of duty, discipline, integrity, intellectual honesty, radical transparency, and deep alignment with founders.
Source: firm website, verified Aug 17, 2026.
Team · 5 people
from the firm's websiteWhat they invest in
from 9 of 13 portfolio companiesAI & Machine Learning ×8SaaS ×7Enterprise Software ×5Fintech ×2Healthtech ×2HR Tech ×2PropTech ×2Cloud Computing ×1
HQs:United States×5
Who they back
founder profiles across 9 portfolio companiesFounding team size:solo founder×42 founders×23 founders×24+ founders×1
Where their founders studiedfrom 12 founders with education data
University of Cambridge ×2University of Illinois Urbana-Champaign ×2
What their founders studiedfrom 13 founders with field-of-study data
Engineering ×5Computer Science ×4
Investments · 13 tracked
founders shown can be your intro path15Five provides a strategic performance management platform that helps businesses track employee engagement, performance, and retention through tools like performance reviews, goal tracking, and AI-powered manager coaching.
AI & Machine LearningHR TechSaaSSan Francisco, US
David Hassell(Founder)inShane Metcalf(Founder)inNazar Ivaniv(Founder)inSanti Jaramillo(Founder)
BoardBrent Hill(Director)inMatthew Cowan(Director)in
Co-investors500 GlobalBling CapitalChaifetz GroupConnetic VenturesConvergeEdison Partners+11 more
Actuate provides AI-based video analytics that turn existing IP cameras and NVRs into a security detection system, offering real-time alerts for threats such as intruders, loitering, guns, and crowds.
AI & Machine LearningCloud ComputingCybersecurityGovTechSaaS
Sonny Tai(Co-Founder)inKen Francis(CEO)in
Co-investorsBling CapitalDorm RoomMetaPropMetaProp VenturesScribble VenturesStonewater Ventures+4 more
AI-powered communications archiving and marketing-review compliance platform for wealth management and financial services firms.
AI & Machine LearningEnterprise SoftwareFintechSaaSAlpharetta, US
Larry Shumbres(Founder and CEO)inShea Werner(Executive Officer)inMatt Ober(Executive Officer)in
Co-investorsGaruda VenturesSocial Leverage
Boulevard is a cloud-based appointment scheduling and client management platform for beauty and wellness service businesses including spas, salons, barbershops, and medical spas.
Enterprise SoftwareSaaSWellness & Fitness
Matt Danna(Founder)inSean Stavropoulos(Founder)
Co-investorsAurumBonfire VenturesIndex VenturesJMI EquityLudlow VenturesOlima Ventures+5 more
EliseAI applies artificial intelligence to streamline operations in housing and healthcare, two industries historically resistant to technological transformation.
AI & Machine LearningEnterprise SoftwareHealthtechPropTechSaaSNew York, US
Minna Song(Founder)inStoyan Stoyanov(Executive Officer, Director)inAndrew Korn(Executive Officer)inKamil Sindi(Director)Tony Stoyanov(Founder)
BoardLouis Schotsky(Director)in
Co-investorsAlpha PartnersAndreessen HorowitzBessemer Venture PartnersFounders Circle CapitalGlade Brook Capital PartnersGolden Seeds+6 more
Glia offers a banking AI platform that automates inbound and outbound customer interactions and internal workflows across a financial institution's core, engagement, and other systems.
AI & Machine LearningFintechSaaSNew York City, US
Hari Balakrishnan(Mr. Balakrishnan is the President of the Issuer.)Justin DiPietro(Founder)inDaniel Michaeli(Founder)inMohammadreza Alizadeh Attar(Director, Executive Officer)
BoardJamie Goldstein(Director)in
Co-investorsEntrepreneurs Roundtable Accelerator (ERA)Flying Fish VenturesInnovating CapitalInsight PartnersRemarkable VenturesTemerity Capital Partners+3 more
Simpplr provides an employee experience platform that consolidates internal communications, information sharing, and collaboration tools into a single workspace, helping organizations improve employee engagement and productivity across distributed teams.
AI & Machine LearningEnterprise SoftwareFuture of WorkHR Tech
Dhiraj Sharma(Founder)
Co-investorsNorwest Venture PartnersSapphire VenturesTola CapitalSalesforce VenturesCRV (Charles River Ventures)
Suno provides AI-driven audiology practice management software, offering a migration process to move existing practice data onto its platform.
AI & Machine LearningHealthtechSaaS
Omar Kiyani(Founder)in
Co-investorsFounder CollectiveLightspeed Venture PartnersMatrixMenlo Ventures
VergeSense provides occupancy intelligence software that helps workplace, real estate, and facilities teams track and optimize space usage across portfolios.
AI & Machine LearningEnterprise SoftwareIoTPropTechSan Francisco, US
Dan Ryan(CEO)inKelby Green(CTO)inElo Ofodile(Head of New Business)Carter Wheatley(Lead Software Engineer)Kanav Dhir(Product Manager)Lan Gu(Head of Talent)
Co-investorsAllegion VenturesCerity Partners VenturesJLL Spark Global VenturesMetaPropMetaProp VenturesPathbreaker Ventures+7 more
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
AI-powered client communication archiving platformBrandfolderGray Line Portfolio CompanyTopbox
Portfolio news
latest coverage across their companies
EliseAI · techcrunch.com · Sep 29, 2026

15Five · forgeglobal.com · Aug 31, 2026
Boulevard · finance.yahoo.com · Jul 17, 2025
Frequently asked questions
- How many investments has Gray Line Partners made?
- Gray Line Partners has 13 tracked investments, including 2 dated in the last 24 months.
- What stage does Gray Line Partners invest at?
- Gray Line Partners invests at the Growth stage.
- What sectors does Gray Line Partners focus on?
- Gray Line Partners focuses on AI & Machine Learning, Enterprise Software, SaaS.
- Where is Gray Line Partners located?
- Gray Line Partners is headquartered in Sammamish, US.
- Does Gray Line Partners lead rounds?
- Yes, Gray Line Partners leads investment rounds.
- Who does Gray Line Partners co-invest with?
- Gray Line Partners most often shares deals with Tola Capital, Bling Capital, JLL Spark Global Ventures, among 54 tracked co-investors.
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