Madeline Lawrence

Co-Founder @ Aikido Security | purple gradients

📍 Germany🔄 Updated September 2026💼 4 investments📅 5 years investing🗓 Last invested Apr 2023
VC🌍 Germany
4
Total investments
3
Early stage
1
Mid stage
0
Late stage
5y
Years active

Portfolio

4 investments · sorted by recency
All investments
Early stage
Mid stage
Late stage
Investor
Apr 2023
We make it simple for creators & merchants to sell NFTs, Discord memberships, subscriptions, e-commerce, video content & digital products with crypto payments ⚡️Accept one-click, DeFi payments in #USDC and 100s of digital assets ⚡️Reach new customers who love to pay with their Phantom, MetaMask or other wallets ⚡️Instant payouts & low fees ⚡️Eliminate expensive chargebacks ⚡️Integrations with YouTube, Discord, TradingView, Magic Eden and other digital platforms to make it easy to sell. Helio powers DeFi payments for +3,000 sellers and +75,000 unique active wallets. We support the major blockchains including Bitcoin, Ethereum, Solana & Polygon. Twitter: https://twitter.com/helio_pay Discord: https://discord.gg/helio Jobs: join.hel.io
Investor
Dec 2022
Your family in your pocket.
Investor
Jan 2022
Circula is an expense platform for any payments done by employees: travel expenses, credit cards and employee benefits. The company’s mission is to simplify finance and payroll administration, while ensuring compliance through smart automations – so employees can do their best job. This way, Circula is creating the path for an employee-centric future around everyday business processes. This mantra has earned the company industry leader recognition from review platforms G2 and Capterra. Headquartered in Berlin, Germany, Circula is a leading expense management solution for small and medium-sized European businesses such as About You, DATEV, Deutsche Fußball Liga, Noerr, McMakler, and Securitas. Today, more than 150,000 employees use Circula. The company was founded in 2017 and has raised over USD 25 million in venture capital to date.
Investor
Dec 2021
Tilores is a Berlin-based entity-resolution-as-a-service company that radically transforms the experience of working with disparate and inconsistent datasets for data scientists and data-driven companies. Thanks to Tilores, data scientists can easily match and deduplicate data, in real-time, without worrying about scalability and data retrieval speed. Goodbye crappy data, hello Tilores.
Experience · 11 entries
All (11)
Investments (4)
Founder (3)
2026
Growth Engineering Fellow
Apr 2026
Founded in 2009 by Marc Andreessen and Ben Horowitz, Andreessen Horowitz (known as "a16z") is a venture capital firm that backs bold entrepreneurs building the future through technology. We are stage agnostic: We invest in seed to late-stage technology companies, across the consumer, enterprise, bio/healthcare, crypto, fintech and games spaces. a16z is defined by respect for the entrepreneur and the entrepreneurial company building process; we know what it’s like to be in the founder’s shoes. The firm is led by general partners, many of whom are former founders/operators, CEOs, or CTOs of successful technology companies, and who have domain expertise ranging from biology to crypto to distributed systems to security to marketplaces to financial services. We aim to connect entrepreneurs, investors, executives, engineers, academics, industry experts, and others in the technology ecosystem. We have built a network of experts including technical and executive talent; top media and marketing resources; Fortune 500/Global 2000 companies; as well as other technology decision makers, influencers, and key opinion leaders. a16z uses this network as part of our commitment to help our portfolio companies grow their business, so our operating teams provide entrepreneurs with access to expertise and insights across the entire spectrum of company building. https://a16z.com/portfolio/ https://a16z.com/podcasts/ https://a16z.com/videos/ http://a16z.com/subscribe See Disclosures: https://a16z.com/disclosures/
2025
Late Co-Founder & CGO
Sep 2025
From vulnerability management to penetration testing, secure everything you build, host, and run with Aikido. Your software security HQ. Built for teams of any size, Aikido helps organizations ship secure software –trusted by Revolut, Deel, The Premier League, Tines, n8n, SoundCloud, and 50k more organizations. Aikido gets developers back to building.
2023
Founder
Jul 2023
A network for entrepreneurs building in stealth. Submit your information here so investors can find you: harmonic.ai/get-discovered
Investor
Apr 2023
We make it simple for creators & merchants to sell NFTs, Discord memberships, subscriptions, e-commerce, video content & digital products with crypto payments ⚡️Accept one-click, DeFi payments in #USDC and 100s of digital assets ⚡️Reach new customers who love to pay with their Phantom, MetaMask or other wallets ⚡️Instant payouts & low fees ⚡️Eliminate expensive chargebacks ⚡️Integrations with YouTube, Discord, TradingView, Magic Eden and other digital platforms to make it easy to sell. Helio powers DeFi payments for +3,000 sellers and +75,000 unique active wallets. We support the major blockchains including Bitcoin, Ethereum, Solana & Polygon. Twitter: https://twitter.com/helio_pay Discord: https://discord.gg/helio Jobs: join.hel.io
2022
Investor
Dec 2022
Your family in your pocket.
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Investment activity
2021–2023 · 4 investments
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