Brian Kirby
Principal at Sole Source Capital LLC
Detroit Metropolitan Area, United States
Brian Kirby, Principal at Sole Source Capital LLC is an active investor based in Detroit Metropolitan Area, United States. This profile covers what Brian Kirby backs, at which stage, and how founders can reach out in 2026.
Brian Kirby is a Principal at Sole Source Capital LLC with over 30 years of experience in supply chain and operational leadership.
Brian Kirby invests in Manufacturing & Industrial and Supply Chain & Logistics, typically at Early Stage Venture and Late Stage Venture.
- Location
- Detroit Metropolitan Area, United States
- Typical check
- $3.8M
What does Brian Kirby invest in?
- Investor type
- VC
- Stages
- Early Stage VentureLate Stage Venture
- Invests in
- Manufacturing & IndustrialSupply Chain & Logistics
Where is Brian Kirby based?
Brian Kirby is based in Detroit Metropolitan Area, United States.
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- Startup investors in the United States
How to reach Brian Kirby
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About this profile
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Cite this page
Round Funded. "Brian Kirby." Round Funded investor database, updated September 23, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/brian-kirby
Frequently Asked Questions
Who is Brian Kirby?
Brian Kirby, Principal at Sole Source Capital LLC is an active investor based in Detroit Metropolitan Area, United States. Brian Kirby invests in Manufacturing & Industrial and Supply Chain & Logistics, typically at Early Stage Venture and Late Stage Venture.
What does Brian Kirby invest in?
Brian Kirby invests in Manufacturing & Industrial and Supply Chain & Logistics, typically at Early Stage Venture and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Brian Kirby invest at?
Brian Kirby typically invests at Early Stage Venture and Late Stage Venture. Lead with traction that fits the stage when you reach out.
What is Brian Kirby's typical check size?
Brian Kirby typically writes checks around $3.8M. Use it as a signal for whether your raise fits their stage.
Where is Brian Kirby based?
Brian Kirby is based in Detroit Metropolitan Area, United States.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.
Similar investors to Brian Kirby
Investors who share Brian Kirby's portfolio companies, firm, city or investment focus.
- John PierucciManaging Director at Sole Source Capital LLC, Los Angeles
- Scott SussmanChief Investment Officer at Sole Source Capital LLC, Los Angeles
- Jacob DeshaiesVice President, Origination at Sole Source Capital LLC, Santa Monica
- David FredstonManaging Partner at Sole Source Capital LLC, Dallas
- Bryan RiggsPrincipal at Sole Source Capital LLC, Santa Monica
- Jacob ReynoldsPrincipal at Sole Source Capital LLC, Dallas
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