{
  "source": "Andrew Tan 2026-10-08 Series A card, plus Ampersand from the reply",
  "indexed": "2026-10-09",
  "rules": [
    "Do not invent pay.",
    "Card dollars are often total capital. Use round.",
    "Sell only when ask is seat.",
    "Claim with a work inbox on a listed domain. Min 30 days.",
    "Leave means do not pitch.",
    "Partner means do not sell a seat."
  ],
  "seats": [
    {
      "id": "chip",
      "name": "Hiring chip",
      "price": 400,
      "days": 30,
      "blurb": "One line on a seat."
    },
    {
      "id": "desk",
      "name": "Company desk",
      "price": 1200,
      "days": 30,
      "blurb": "A note on your company page."
    },
    {
      "id": "board",
      "name": "Board",
      "price": 2500,
      "days": 30,
      "blurb": "Named screen people already search."
    }
  ],
  "sponsors": "https://trustband.app/sponsors",
  "companies": [
    {
      "slug": "feldera",
      "name": "Feldera",
      "ask": "seat",
      "website": "https://www.feldera.com",
      "domains": [
        "feldera.com"
      ],
      "hq": "San Francisco, CA",
      "industry": "Data infrastructure",
      "page": "https://trustband.app/companies/feldera",
      "round": "$15.4M Series A on Sep 21 2026. Seed $6.1M. Total $21.5M. The card printed the total.",
      "lead": "Inovia. Seed was Costanoa, with Ion Stoica.",
      "jobs": [
        {
          "title": "Open roles",
          "href": "https://www.feldera.com/careers"
        }
      ],
      "handle": null,
      "note": "Careers are remote and list Rust, design, marketing, AE, and forward-deployed. Auth0 is a named customer. Start with the company desk. Ask them to claim the page. Do not invent a band."
    },
    {
      "slug": "vals-ai",
      "name": "Vals AI",
      "ask": "seat",
      "website": "https://vals.ai",
      "domains": [
        "vals.ai"
      ],
      "hq": "San Francisco, CA",
      "industry": "Evals",
      "page": "https://trustband.app/companies/vals-ai",
      "round": "$40M Series A on Aug 13 2026, reported at a $400M valuation. The card’s $45M does not match.",
      "lead": "a16z",
      "jobs": [
        {
          "title": "Open roles",
          "href": "https://jobs.ashbyhq.com/vals-ai"
        }
      ],
      "handle": null,
      "note": "Labs cite the evals. Jobs are on Ashby. Start with the company desk."
    },
    {
      "slug": "wafer",
      "name": "Wafer",
      "ask": "seat",
      "website": "https://wafer.ai",
      "domains": [
        "wafer.ai"
      ],
      "hq": "San Francisco, CA",
      "industry": "Inference",
      "page": "https://trustband.app/companies/wafer",
      "round": "$40M Series A around Sep 1 2026. Total about $44M. The card’s $44.5M is the total.",
      "lead": "Marathon and Chemistry",
      "jobs": [],
      "handle": null,
      "note": "Vercel is a named customer. A third-party board has a posting. Do not copy a range onto the book."
    },
    {
      "slug": "sapiom",
      "name": "Sapiom",
      "ask": "seat",
      "website": "https://sapiom.ai",
      "domains": [
        "sapiom.ai"
      ],
      "hq": "San Francisco, CA",
      "industry": "Agent payments",
      "page": "https://trustband.app/companies/sapiom",
      "round": "$35M Series A on Aug 5 2026. Total about $50M.",
      "lead": "Dragonfly",
      "jobs": [
        {
          "title": "Open roles",
          "href": "https://sapiom.ai/careers"
        }
      ],
      "handle": "@sapiom",
      "note": "Careers page is live. media@sapiom.ai is press, not a claim. Claim needs a sapiom.ai inbox."
    },
    {
      "slug": "raindrop",
      "name": "Raindrop",
      "ask": "seat",
      "website": "https://raindrop.ai",
      "domains": [
        "raindrop.ai"
      ],
      "hq": "San Francisco, CA",
      "industry": "Agent monitoring",
      "page": "https://trustband.app/companies/raindrop",
      "round": "Series A announced Sep 17 2026. Total $50M. Seed was $15M, so the A is about $35M and was not disclosed as its own check.",
      "lead": "CRV",
      "jobs": [],
      "handle": "@raindrop_ai",
      "note": "Named customers include Vercel, Framer, and Clay. Do not invent the Series A check."
    },
    {
      "slug": "trajectory",
      "name": "Trajectory",
      "ask": "seat",
      "website": "https://trajectory.ai",
      "domains": [
        "trajectory.ai"
      ],
      "hq": "San Francisco, CA",
      "industry": "Continual learning",
      "page": "https://trustband.app/companies/trajectory",
      "round": "$40M Series A on Aug 17 2026 at a $300M post. Seed $15M. Total $55M, which is the card.",
      "lead": "Sequoia. Nvidia and Bessemer participated.",
      "jobs": [
        {
          "title": "Open roles",
          "href": "https://jobs.ashbyhq.com/trajectory"
        }
      ],
      "handle": "@trajectorylabs",
      "note": "Named partners include Clay, Harvey, Decagon, Mercor, and Rogo. Ashby lists research and generalist MTS, on-site SF. Founders Ronak Malde, Michael Elabd, Arjun Karanam."
    },
    {
      "slug": "gravity",
      "name": "Gravity",
      "ask": "seat",
      "website": "https://www.trygravity.ai",
      "domains": [
        "trygravity.ai"
      ],
      "hq": "San Francisco, CA",
      "industry": "Ads in AI",
      "page": "https://trustband.app/companies/gravity",
      "round": "Company says $38M raised. Lightspeed and Committed co-led the Series A on Aug 6 2026. Do not quote a third-party split of the A as theirs.",
      "lead": "Lightspeed and Committed",
      "jobs": [],
      "handle": "@trygravityai",
      "note": "They buy distribution. Office listed at 500 3rd St. A founding-engineer posting used alland@trygravity.ai. Do not copy a range onto the book."
    },
    {
      "slug": "ampersand",
      "name": "Ampersand",
      "ask": "seat",
      "website": "https://www.ampersand.ai",
      "domains": [
        "ampersand.ai",
        "withampersand.com"
      ],
      "hq": "San Francisco, CA",
      "industry": "Agent integrations",
      "page": "https://trustband.app/companies/ampersand",
      "round": "$15M Series A on Oct 6 2026. Not on the card. Total about $20M.",
      "lead": "Bessemer",
      "jobs": [],
      "handle": "@WithAmpersand",
      "note": "Ayan Barua replied with the handle. Lauren Long is the other founder. In-person SF. Do not copy a posting range onto the book."
    },
    {
      "slug": "thunder-compute",
      "name": "Thunder Compute",
      "ask": "seat",
      "website": "https://www.thundercompute.com",
      "domains": [
        "thundercompute.com"
      ],
      "hq": "United States",
      "industry": "GPU cloud",
      "page": "https://trustband.app/companies/thunder-compute",
      "round": "$13M Series A on Aug 19 2026. Total $19M, which is the card.",
      "lead": "Matrix",
      "jobs": [],
      "handle": "@ThunderCompute",
      "note": "Same builders who read the book. Hiring is not clearly posted. Do not call the HQ San Francisco. The site does not name a city. One aggregator says Atlanta."
    },
    {
      "slug": "lightfield",
      "name": "Lightfield",
      "ask": "claim",
      "website": "https://lightfield.app",
      "domains": [
        "lightfield.app"
      ],
      "hq": "San Francisco, CA",
      "industry": "CRM",
      "page": "https://trustband.app/companies/lightfield",
      "round": "$47M Series A on Sep 9 2026.",
      "lead": "a16z",
      "jobs": [],
      "handle": "@lightfld",
      "note": "Hiring sales and engineering. Do not open with a price."
    },
    {
      "slug": "deep-cogito",
      "name": "Deep Cogito",
      "ask": "claim",
      "website": "https://deepcogito.com",
      "domains": [
        "deepcogito.com"
      ],
      "hq": "San Francisco, CA",
      "industry": "Models",
      "page": "https://trustband.app/companies/deep-cogito",
      "round": "$43M Series A on Aug 26 2026. Seed $13M. Total above $56M.",
      "lead": "TQ Ventures",
      "jobs": [],
      "handle": "@deepcogito",
      "note": "Research hiring. Founders Drishan Arora and Dhruv Malrana. Do not open with a price."
    },
    {
      "slug": "trebellar",
      "name": "Trebellar",
      "ask": "claim",
      "website": "https://trebellar.com",
      "domains": [
        "trebellar.com"
      ],
      "hq": "San Francisco, CA",
      "industry": "Real estate",
      "page": "https://trustband.app/companies/trebellar",
      "round": "$18M Series A on Sep 24 2026. The card’s $21.75M is not the A check.",
      "lead": "Blossom",
      "jobs": [],
      "handle": "@tr3bellar",
      "note": "Hiring engineering and GTM. Do not open with a price."
    },
    {
      "slug": "kastle",
      "name": "Kastle",
      "ask": "claim",
      "website": "https://www.kastle.ai",
      "domains": [
        "kastle.ai"
      ],
      "hq": "San Francisco, CA",
      "industry": "Lending",
      "page": "https://trustband.app/companies/kastle",
      "round": "$24M Series A on Sep 17 2026.",
      "lead": "Insight",
      "jobs": [],
      "handle": null,
      "note": "Company says more than $1.8B processed. Do not open with a price."
    },
    {
      "slug": "aiuc",
      "name": "AIUC",
      "ask": "claim",
      "website": "https://aiuc.com",
      "domains": [
        "aiuc.com"
      ],
      "hq": "San Francisco, CA",
      "industry": "AI assurance",
      "page": "https://trustband.app/companies/aiuc",
      "round": "$40M Series A on Sep 15 2026. Total $55M.",
      "lead": "Ribbit",
      "jobs": [],
      "handle": null,
      "note": "A sponsor seat is a stretch. Ask them to claim. Do not lead with a price."
    },
    {
      "slug": "civilgrid",
      "name": "CivilGrid",
      "ask": "claim",
      "website": "https://civilgrid.com",
      "domains": [
        "civilgrid.com"
      ],
      "hq": "San Francisco, CA",
      "industry": "Utilities",
      "page": "https://trustband.app/companies/civilgrid",
      "round": "$26M Series A on Aug 27 2026. Total $28.4M.",
      "lead": "Spark",
      "jobs": [],
      "handle": null,
      "note": "Utilities and civil. Do not open with a price."
    },
    {
      "slug": "hike-medical",
      "name": "Hike Medical",
      "ask": "claim",
      "website": "https://www.hikemedical.com",
      "domains": [
        "hikemedical.com"
      ],
      "hq": "San Francisco, CA",
      "industry": "Medical devices",
      "page": "https://trustband.app/companies/hike-medical",
      "round": "$22.5M across seed and Series A, announced Aug 25 2026. Not a clean A check. PitchBook splits the A at $14.5M.",
      "lead": "Saga",
      "jobs": [],
      "handle": null,
      "note": "Engineering and sales in San Francisco. Manufacturing in Peoria. Do not open with a price."
    },
    {
      "slug": "sela",
      "name": "Sela",
      "ask": "claim",
      "website": "https://www.trysela.com",
      "domains": [
        "trysela.com"
      ],
      "hq": "San Francisco, CA",
      "industry": "Mortgage",
      "page": "https://trustband.app/companies/sela",
      "round": "$21M across seed and Series A, announced Sep 22 2026. Not a clean A check.",
      "lead": "Costanoa",
      "jobs": [
        {
          "title": "Open roles",
          "href": "https://www.trysela.com/careers"
        }
      ],
      "handle": null,
      "note": "Company said 17 people and a plan near 50, across product, engineering, and GTM. Do not open with a price."
    },
    {
      "slug": "metriport",
      "name": "Metriport",
      "ask": "claim",
      "website": "https://metriport.com",
      "domains": [
        "metriport.com"
      ],
      "hq": "San Francisco, CA",
      "industry": "Health data",
      "page": "https://trustband.app/companies/metriport",
      "round": "$26M Series A on Aug 27 2026. Total $28.4M, which is the card.",
      "lead": "Matrix (TJ Parker)",
      "jobs": [
        {
          "title": "Open roles",
          "href": "https://jobs.ashbyhq.com/metriport"
        }
      ],
      "handle": "@metriport",
      "note": "One Medical, Sollis, and Color are named. Ashby is hiring. Health buyers. Do not open with a price."
    },
    {
      "slug": "latitude",
      "name": "Latitude",
      "ask": "claim",
      "website": "https://latitude.xyz",
      "domains": [
        "latitude.xyz"
      ],
      "hq": "San Francisco, CA",
      "industry": "Stablecoin payouts",
      "page": "https://trustband.app/companies/latitude",
      "round": "$35M Series A on Sep 8 2026. Seed $8M. Total $43M, which is the card.",
      "lead": "Oak HC/FT",
      "jobs": [],
      "handle": null,
      "note": "Press dateline is San Francisco. Fortune called them Texas. Do not pick a city in the pitch. Do not open with a price."
    },
    {
      "slug": "jack-and-jill",
      "name": "Jack & Jill",
      "ask": "partner",
      "website": "https://jackandjill.ai",
      "domains": [
        "jackandjill.ai"
      ],
      "hq": "San Francisco, CA",
      "industry": "Hiring marketplace",
      "page": "https://trustband.app/companies/jack-and-jill",
      "round": "$40M Series A on Sep 15 2026. Seed $20M. Total $60M.",
      "lead": "Air Street",
      "jobs": [
        {
          "title": "About",
          "href": "https://jackandjill.ai/about-us"
        }
      ],
      "handle": "@Jackandjillai",
      "note": "They sell hiring. Do not sell them a seat. Do not pitch TrustBand as their jobs board."
    },
    {
      "slug": "mithrl",
      "name": "Mithrl",
      "ask": "leave",
      "website": "https://mithrl.com",
      "domains": [
        "mithrl.com"
      ],
      "hq": "San Francisco, CA",
      "industry": "Biopharma",
      "page": "https://trustband.app/companies/mithrl",
      "round": "$20M Series A around Sep 15 2026. Total $24M.",
      "lead": "Obvious",
      "jobs": [],
      "handle": "@mithrl_ai",
      "note": "Do not pitch."
    },
    {
      "slug": "onos-health",
      "name": "Onos Health",
      "ask": "leave",
      "website": "https://onoshealth.com",
      "domains": [
        "onoshealth.com"
      ],
      "hq": "San Francisco, CA",
      "industry": "Health",
      "page": "https://trustband.app/companies/onos-health",
      "round": "$17M Series A on Aug 26 2026. Total about $23M.",
      "lead": "Costanoa",
      "jobs": [],
      "handle": null,
      "note": "Do not pitch."
    },
    {
      "slug": "aurelius-systems",
      "name": "Aurelius Systems",
      "ask": "leave",
      "website": "https://aureliussystems.com",
      "domains": [
        "aureliussystems.com"
      ],
      "hq": "San Francisco, CA",
      "industry": "Defense",
      "page": "https://trustband.app/companies/aurelius-systems",
      "round": "$40M Series A on Aug 5 2026. The card’s ~$50M is approximate total, not the check.",
      "lead": "Draper Associates and KAS",
      "jobs": [],
      "handle": "@aureliuslasers",
      "note": "Defense. Do not pitch a seat. A board listed a robotics software role. Do not copy a range onto the book."
    },
    {
      "slug": "teal-health",
      "name": "Teal Health",
      "ask": "leave",
      "website": "https://www.getteal.com",
      "domains": [
        "getteal.com",
        "tealhealth.co"
      ],
      "hq": "San Francisco, CA",
      "industry": "Women’s health",
      "page": "https://trustband.app/companies/teal-health",
      "round": "$22M Series A on Sep 22 2026. Total $45M.",
      "lead": ".406 Ventures",
      "jobs": [
        {
          "title": "Careers",
          "href": "https://www.getteal.com/careers"
        }
      ],
      "handle": null,
      "note": "Official mail is @tealhealth.co. Do not pitch a seat."
    },
    {
      "slug": "epsilon-health",
      "name": "Epsilon Health",
      "ask": "leave",
      "website": "https://www.epsilon.health",
      "domains": [
        "epsilon.health"
      ],
      "hq": "San Francisco, CA",
      "industry": "Radiology",
      "page": "https://trustband.app/companies/epsilon-health",
      "round": "Company site says a $20M Series A. The wire says $27.6M in funding on Sep 10 2026. Do not collapse the two.",
      "lead": "AlleyCorp",
      "jobs": [],
      "handle": null,
      "note": "Do not pitch a seat."
    }
  ]
}