Kenneth Seiff
Managing Partner @ Blockchange Ventures
New York, United States
Kenneth Seiff is a Managing Partner at Blockchange Ventures. He previously worked at Brickwork and attended The Wharton School.
- Total investments:
- 2
- Last investment:
- Lead investor:
- 0%
Last updated:
For AI agents: llms.txt
Industries Kenneth Seiff invests in
Stages Kenneth Seiff invests in
Countries Kenneth Seiff invests in
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Investment Focus
Industry
- Software 4 (200%)
- Internet of Things 3 (150%)
- Internet 2 (100%)
- Blockchain 2 (100%)
- Cryptocurrency 2 (100%)
Stage
- Seed 6 (300%)
- Pre-Seed 2 (100%)
- Funding Round 2 (100%)
- Series A 1 (50%)
- Series B 1 (50%)
Country
- United States 5 (250%)
- Japan 1 (50%)
- Canada 1 (50%)
- France 1 (50%)
- Israel 1 (50%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
PredictSpring
|
Founded by the visionary behind Google Shopping and early mobile commerce pioneers from VISA and Motorola, PredictSpring has redefined the speed of mobile experiences for consumers and the store associates that service them. PredictSpring powers the omni-channel experience for the world’s leading retailers and brands, including Calvin Klein, ColeHaan, Nine West, New York & Company, Claire’s and Vineyard Vines.Our amazing mobile experience drives consumer engagement and conversions for e-commerce merchants. PredictSpring mobile platform is architected to support deep links, making it easier to launch your mobile apps from web, email, social media and paid channels. | $850K / Seed / Feb 01, 2014 | |
SonicEnergy™
|
SonicEnergy, Inc. is a wireless power startup that transmits power to charge electronic devices over-the-air. Its ultrasonic technology comprises a transmitter, which emits a high-frequency sound that is inaudible to users and their pets; and transmits power directly to receivers requesting power, which convert power to usable electrical energyusing energy-harvesting technology.It was founded in 2012 and headquartered in Santa Monica, California. | $750K / Seed / Jul 10, 2012 |
Co-Investors
About Blockchange Ventures
Blockchange Ventures is a venture capital firm investing exclusively in early-stage blockchain companies, protocols, and applications that are trying to make a dent in the universe.
Blockchange Ventures Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Cailleach De Weingart-Ryan
General Partner
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Cindy Lincks
Chief Post-Investment Officer
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Kenneth Seiff
Managing Partner
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Kenneth Seiff
Managing Partner
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Matthew Immerso
General partner
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FAQ
What does Kenneth Seiff invest in?
Kenneth Seiff invests primarily in Software, Internet of Things and Internet startups, most often at Seed and Pre-Seed stage. Most of the 2 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
How do I contact Kenneth Seiff?
Public channels for Kenneth Seiff include LinkedIn and X (Twitter). For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
When did Kenneth Seiff last invest?
The most recent investment recorded for Kenneth Seiff closed in Feb 2014. Shizune tracks 2 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Sep 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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