David A. Johnston
Chief Operating Officer @ DLTx
Austin, United States
David A. Johnston is a seed investor at DLTx in Austin focused on Email and Content. David A. Johnston is the Chief Operating Officer at DLTx. He attended Howard Community College.
- Total investments:
- 1
- Last investment:
- Lead investor:
- 100%
Last updated:
For AI agents: llms.txt
Industries David A. Johnston invests in
Stages David A. Johnston invests in
Countries David A. Johnston invests in
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Investment Focus
Industry
- Email 1 (100%)
- Content 1 (100%)
- Email Marketing 1 (100%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Context.IO
|
Context.IO offers developers with an API that is able to synchronize email data with their applications. It enables them to manage contacts, files, messages, threads, and WebHooks. Context.IO was founded by Bruno Morency and is based in Austin, Texas. | $600K / Seed / Jun 29, 2018 |
About DLTx
DLTx is a technology company that specializes in commercial business, physical infrastructure, and software services.It focuses on developing, operating, and supporting public, permissionless, open-source, blockchain networks. Also, it builds the distributed ledger technology infrastructure and invests in technology-based software services.Itwas headquartered in Oslo, Norway.
DLTx Contacts
| Name | Phone | Socials | |
|---|---|---|---|
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David A. Johnston
Chief Operating Officer
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David A. Johnston
Chief Operating Officer
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James Haft
Executive Chairman
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FAQ
What does David A. Johnston invest in?
David A. Johnston invests primarily in Email, Content and Email Marketing startups, most often at Seed stage. Most of the 1 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 David A. Johnston?
Public channels for David A. Johnston include LinkedIn, X (Twitter) and Facebook. 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 David A. Johnston last invest?
The most recent investment recorded for David A. Johnston closed in Jun 2018. Shizune tracks 1 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 Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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