Mark Lotke
Venture Investor @ Drift
New York, United States
Mark Lotke is a Series B investor at Drift in New York focused on Analytics and Enterprise Software. Mark Lotke is the Founder and Managing Partner at Harmony Partners and was a Co-founder at Spotlight Foundation. He attended Wharton School and Stanford University Graduate School of Business.
- Total investments:
- 13
- Last investment:
- Lead investor:
- 77%
Last updated:
For AI agents: llms.txt
Industries Mark Lotke invests in
Stages Mark Lotke invests in
Countries Mark Lotke invests in
Contacts
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| Work email | ||
| Personal email | ||
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Investment Focus
Industry
- Analytics 4 (31%)
- Enterprise Software 4 (31%)
- Medical 2 (15%)
- Software 2 (15%)
- Financial Services 2 (15%)
Stage
- Series B 3 (23%)
- Funding Round 3 (23%)
- Series A 2 (15%)
- Series C 2 (15%)
- Seed 1 (8%)
Country
- United States 11 (85%)
- India 1 (8%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Betr
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Betr is a direct-to-consumer micro-betting that introduces instant gratification to sports betting. It provides tools to support responsible play and give control over their gambling. It encourages them to use these tools to keep the experience fun and within their personal limits. Betr was founded in 2022 and is based in Miami, Florida. | $15M / Venture - Series Unknown / Mar 06, 2024 | |
Jiraaf
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Jiraaf helps individual investors to earn returns by participating in high-quality opportunities that go beyond equities, and fixed deposits.Jiraaf offers a solution for retail investors to access great investment products for wealth creation beyond the traditional asset classes all via an easy-to-use convenient digital platform. The investmentopportunities offered on our platform hits the right chords of high-returns, diversification, relatively shorter tenors, and tax efficiency. By hitting the right mix of all these, we aim to become the preferred choice for wealth creation. | $8.7M / Series B / Oct 12, 2023 | |
Nectar
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Nectar builds a comprehensive, vertically integrated allergy healthcare platform leveraging data and clinical research. The company was founded in 2021 and is headquartered in New York. | $16.5M / Series A / Dec 20, 2022 | |
FireHydrant
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FireHydrant is an incident management tool that helps companies recover from IT disasters more quickly. The company offers Incident Response, Process Automation, Incident Retrospective, and Incident Analytics solutions. It was founded in 2018 by Robert Ross and is headquartered in New York, United States. | $23M / Series B / Aug 10, 2021 | |
Randori
|
Randori is your trusted adversary. Our Attack Platform empowers organizations with a continuous and automated red team experience they can use to assess their real-world security. By mirroring today’s adversaries, we help security teams identify gaps, demonstrate effectiveness, and get better over time. Headquartered in Waltham, MA, with offices inDenver, CO, the company is backed by .406 Ventures, Accomplice, Harmony Partners and Legion Capital. | $20M / Series A / Apr 23, 2020 | |
Chartbeat
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Chartbeat is a content intelligence platform for publishers that empowers companies to build loyal audiences with real-time and historical editorial analytics across desktop, social, and mobile platforms. The company helps digital publishing organizations understand what, within their content, is keeping people engaged. It shows visitors, loadtimes, and referring sites on a minute-by-minute basis. The service also provides alerts the second your Website crashes or slows to a crawl.The company was founded in 2009 and is based in New York. | Jul 25, 2018 | |
mParticle
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MParticle is a customer data platform for brands to accelerate growth. With MParticle, brands can unify data and simplify partner integrations with enterprise-class security and reliability. It improves marketing, advertising, and analytics by connecting data seamlessly across channels.Sophisticated marketers at companies like Walmart, Starwood,NBC Universal, Spotify, and Airbnb use MParticle to integrate and orchestrate their entire growth stack, allowing them to win in key moments of the customers' journey. It was recognized as one of Crain’s 100 Best Places to Work in New York City and named a “Vendor to Watch” in Gartner’s 2017 Digital Marketing Hubs Magic Quadrant report.MParticle is headquartered in New York City with offices in San Francisco, Seattle, Florida, and London. | $35M / Series C / Sep 20, 2017 | |
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Chartbeat
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Chartbeat is a content intelligence platform for publishers that empowers companies to build loyal audiences with real-time and historical editorial analytics across desktop, social, and mobile platforms. The company helps digital publishing organizations understand what, within their content, is keeping people engaged. It shows visitors, loadtimes, and referring sites on a minute-by-minute basis. The service also provides alerts the second your Website crashes or slows to a crawl.The company was founded in 2009 and is based in New York. | Series C / May 06, 2015 | |
Natera
|
Natera specializes in cell-free DNA testing is driven by a passion for elevating the science and utility of prenatal testing. The advent of the Information Age has created a paradigm shift in the fields of computing and informatics. Surprisingly, medical diagnostics have been slow to integrate these advances into genetic testing. | $54.6M / Series E / May 01, 2013 | |
Sociogramics
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Sociogramics launched in 2011 on the premise that existing scores and methods for sorting and assigning consumer behaviors are obsolete in an era of Big Data. We are leveraging emerging data sets coupled with our team's machine learning expertise to fundamentally improve online identity, employment and income verification. | $2M / Seed / Feb 01, 2011 | |
| See all 13 investments → | |||
Co-Investors
About Drift
Drift is the Revenue Acceleration platform that uses Conversational Marketing and Conversational Sales to help companies grow revenue and increase customer lifetime value, faster. More than 50,000 businesses use Drift to align sales and marketing on a single platform to deliver a unified customer experience where people are free to have aconversation with a business at any time, on their terms.
Drift Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Dena Upton
Chief People Officer
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Elias Torres
Founder & CTO
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Jeff Orkin
Head of the Drift AI Lab
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Jim Kelliher
Chief Financial Officer
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Mark Lotke
Venture Investor
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FAQ
What does Mark Lotke invest in?
Mark Lotke invests primarily in Analytics, Enterprise Software and Medical startups, most often at Series B and Funding Round stage. Most of the 13 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 Mark Lotke?
Public channels for Mark Lotke include LinkedIn. 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 Mark Lotke last invest?
The most recent investment recorded for Mark Lotke closed in Mar 2024. Shizune tracks 13 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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