Gray Line Partners
Sammamish · Growth · 5 people tracked
Investment thesis
Gray Line Partners is intentionally focused on helping B2B SaaS founders build enduring, industry-transforming businesses at the early growth stage. The firm takes an active investment approach, aligning with founder vision and running a focused portfolio to ensure mutual success. They prioritize companies with obvious product-market fit, markets primed for disruption, winning cultures, sticky products, founder commitment to sustainable growth, and economics ready to scale.
Source: firm website, verified Jul 20, 2026.
Team · 5 people
from the firm's websiteEddie Kang founded Gray Line Partners after leading growth-stage investments at Telescope Partners, Next47, Tola Capital, and Point72. He previously worked in technology investment banking at Bank of America Merrill Lynch and served as a US Army Officer in Korea and Afghanistan. He holds a BA from West Point and an MBA from University of Chicago Booth.
Robert Hammond is a Partner at Gray Line Partners who previously led investments at Point72 Private Investments. He worked as a corporate strategy professional at Canoo and as a technology investment banker at Rothschild & Co., where he advised on M&A, fundraises, and leveraged buyouts. He served as a US Army Officer and holds a BS in Chinese Language from West Point and an MA in International Economics from Johns Hopkins SAIS.
Jack Wharton is a Software Engineer at Gray Line Partners leading internal software development with expertise in full stack web development, database management, AI integration, and cloud infrastructure. He previously served as Lead Technology Engineer at Social Valid developing a SaaS security platform and holds a BS in Computer Science from Washington State University.
Julia Runyon is Chief of Staff at Gray Line Partners, overseeing investor relations, operations, and compliance. She brings over a decade of fundraising experience for alternative investment managers, most recently as Vice President at Raymond James – Cebile Capital and previously at BerchWood Partners managing global fundraises across multiple strategies. She holds a BA in English from University of Oregon's Clark Honors College.
William Maio leads data science initiatives at Gray Line Partners with over 13 years of technological leadership. He previously led data infrastructure at McDonald Tech Labs on AI-speech processing systems and was a founding engineer at TerrAvion (YCW14) where he built aerial imaging data pipelines. He holds BS and MS degrees in computer engineering with computer vision specialization from Rensselaer Polytechnic Institute.
Investments · 8 tracked
founders shown can be your intro pathFull suite AI-powered SaaS for modern Audiologist clinics
SaaS provider of business management software and payment solutions for the wellness industry
AI-powered client communication archiving, record keeping, and compliance software platform
SaaS provider of an all-in-one AI assistant and CRM for multi-family property management companies
SaaS unified customer interaction management platform for banks, credit unions, and insurance companies
SaaS employee intranet and experience management platform for the enterprise
SaaS provider of real-time AI video analytics for threat detection
SaaS provider of AI-driven occupancy analytics to optimize workplace utilization
Frequently asked questions
- 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 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.
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