/ Kiz8/ Tech review/ Sandbox

Sandbox.

/ Where agents run code.

Compute sandboxes for AI agents — microVMs, containers, and snapshot architectures that let agents run code, browse the web, and persist state without crashing each other or the host.

46 vendors·Last update 2026-05-18

/ founders · 54 catalogued

People behind the boxes.

Cross-vendor founder table — years in infrastructure, where they came from, and a clickable link out. Sorted by canonical index from our research desk.

#NameCompanyRoleYears in infraPrior backgroundLink
01Will StewartNorthflankCo-Founder, CEO~6–7First infraGame servers (adjacent)LinkedIn
02Frederik BrixNorthflankCo-Founder, CTO~7First infraLinkedIn
03Roxana CiobanuBunnyshellCo-Founder, CTO~8First infraLinkedIn
04Alin DobraBunnyshell / HopxCEO & Founder~8First infraSerial — Bunnyshell → HopxLinkedIn
05Akshat BubnaModalCo-Founder, CTO~7–8Scale AILinkedIn
06Erik BernhardssonModalCEO & Co-Founder~15+Spotify (Luigi, Annoy)LinkedIn
07Jacob ZwangFreestyleCo-Founder, CTO~3First infraLinkedIn
08Benjamin SwerdlowFreestyleCo-Founder, CEO~5WHO / Apple (infra-adjacent)LinkedIn
09Vedran JukicDaytonaCo-Founder, CTO~20+Codeanywhere, PHPanywhereLinkedIn
10Ivan BurazinDaytonaCo-Founder, CEO~16–17CodeanywhereLinkedIn
11Albert PaiStackBlitzCo-Founder, CTO~9–13ThinksterLinkedIn
12Eric SimonsStackBlitzCo-Founder, CEO~9First infraStackBlitz — first pure-infra companyLinkedIn
13Guillermo RauchVercelFounder, CEO~15+Cloudup, socket.io, MongooseLinkedIn
14Nicholas KisselRivetCo-Founder, CEO~3–6First infraHR-AI backgroundLinkedIn
15Nathan FlurryRivetCo-Founder, CTO~8+Yendis, Krunker (15M MAU)LinkedIn
16Abhishek AnandInstaVMCo-Founder~13CA Tech, FallibleLinkedIn
17Paul SinaïBlaxelCo-Founder, CEO~15+ForePaaS (acq. OVHcloud)LinkedIn
18Cambree BernkopfCastariCo-Founder~0–1First infraIndustrial / product designLinkedIn
19Jacob WrightCastariFounder~2–3RunPodLinkedIn
20Ives van HoorneBiscuit (ex-CodeSandbox)Co-Founder~8–9First infraCodeSandbox — first pure-infra companyLinkedIn
21Bas BuursmaCodeSandboxCo-Founder~9First infraGraphic design backgroundLinkedIn
22Diptanu Gon ChoudhuryTensorlakeFounder, CEO~12.5Netflix, HashiCorp, MetaLinkedIn
23Luke LombardiBeamCo-Founder, CTO~5First infraLinkedIn
24Eli MernitBeamCo-Founder, CEO~4First infraEdtech / medi backgroundLinkedIn
25Vasek MlejnskyE2BCo-Founder, CEO~4–5First infraDevbookLinkedIn
26Tomáš ValentaE2BCo-Founder, CTO~2–3First infraLinkedIn
27BinBin Hesmol machinesFounder~6+AWS FargateLinkedIn
28Jérôme Gravel-NiquetFly.io / SpritesCo-Founder, CTO~18+Compose, SyncHostingLinkedIn
29Jonathan WallRunloopFounder, CEO~18+Google File System, Google Wallet, IndexLinkedIn
30Kurt MackeyFly.io / SpritesCo-Founder, CEO~15MongoHQ / Compose (acq. IBM)GitHub
31Luke HindsAlways Further / nonoCo-Founder, CEO~25Nokia, Red Hat, sigstore, stacklokLinkedIn
32Matt MooreChainguardCo-Founder, CTO~13–14Google (gcr.io, Knative, Tekton)LinkedIn
33Kim LewandowskiChainguardCo-Founder, CPO~6+Google (SLSA)LinkedIn
34Dan LorencChainguardFounder, CEO~9–10Google (Minikube, Sigstore, SLSA)LinkedIn
35Ville AikasChainguardCo-Founder~14–18Google (Kubernetes co-creator, Knative)LinkedIn
36Glauber CostaTurso / AgentFSFounder, CEO~22IBM, Red Hat, ScyllaDB, DatadogLinkedIn
37Ruben FiszelWindmillFounder, CEO/CTO~8–11Palantir, InpherLinkedIn
38Samuel ImfeldWindmillCo-Founder0First infraCommodities trading (Glencore, Vitol)LinkedIn
39Yann LechelleKoyebCo-Founder, CEO~12+Scaleway, OutscaleLinkedIn
40Edouard BonlieuKoyebCo-Founder, CPO~12+ScalewayLinkedIn
41Amjad MasadReplitFounder, CEO~15+Codecademy, Facebook JSLinkedIn
42Haya OdehReplitCo-Founder, VP Design~10+First infraGraphic designLinkedIn
43Stephen AkinyemiZerocore AI / MicrosandboxFounder~1–2WasmaLinkedIn
44Dhravya ShahsupermemoryFounder, CEO~2Cloudflare Workers AILinkedIn
45Enes AkarUpstashCEO~14+Hazelcast, ConfluentLinkedIn
46Mehmet DoganUpstashCTO~15+HazelcastLinkedIn
47Marcus EngeneDiploiCEO~27+Ericsson, Pond5, ManycoreLinkedIn
48Tuomas PöyryDiploiCo-Founder UX/Dev~1–2First infraFinnish Defence Forces simLinkedIn
49Jun Yu TanTusk / Fence SandboxFounding Engineer<2First infraML / SaleswhaleAbout
50Garrison SnellingComputeSDKFounder~4StackBlitz, LocalStackLinkedIn
51Ted KalawCased / TypeSafe AIMTS / Founder (Cased)~12+Facebook Platform DXLinkedIn
52Matthew PrinceCloudflareCo-Founder, CEO~22Project Honey Pot, UnspamLinkedIn
53Kirill NikolaevNamespaceEngineer / Co-founder~15+Google SRE, YandexLinkedIn
54Hugo SantosNamespaceFounder, CEO~18+Google Boq, AssistantLinkedIn

/ patterns

  • Veterans (15+ years)

    Marcus Engene (~27), Luke Hinds (~25), Glauber Costa (~22), Matthew Prince (~22).

  • Mid-stage (5–15 years)

    Mostly ex-Google · Facebook · AWS · Scaleway · HashiCorp · Cloudflare · StackBlitz · RunPod.

  • First infra (n=16)

    Design, gamedev, edtech, HR-AI, commodities trading, applied ML — first-time infra founders.

  • Google Cloud mafia

    Chainguard (Lorenc, Moore, Aikas, Lewandowski) + Hugo Santos, Kirill Nikolaev (Namespace).

  • Hazelcast school

    Enes Akar + Mehmet Dogan — 10+ years at Hazelcast, then founded Upstash.

  • Serial founders

    Burazin + Jukic (Codeanywhere → Daytona); Mackey (Compose → Fly.io); Sinaï (ForePaaS → Blaxel).

Active tab: Founders