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  "markdown": "Chief Technology Officer, Customer.io.\n\nMatthew Newhook is Customer.io's Chief Technology Officer, responsible for the stability of its technical infrastructure. Over more than 20 years he has held technical leadership roles at IONA Technologies, Rocket City Studios and ZeroC.\n\n- LinkedIn: https://www.linkedin.com/in/matthew-newhook-54a4bb3\n\n## What Matthew builds\n\n- [Customer.io](https://www.anchorterminal.com/tools/customer-io.md), graded BB, 74.6/100, in Lifecycle marketing \u0026 customer engagement. Customer.io is a customer engagement platform that stores profiles and events, builds segments and sends automated email, SMS, push, in-app and WhatsApp messages. Agents reach it through REST APIs, a hosted MCP server and a command-line tool. Chief Technology Officer, Customer.io, researched 2026-10-28.\n\n## Works with\n\n- [Colin Nederkoorn](https://www.anchorterminal.com/people/colin-nederkoorn/), Founder and Chief Executive Officer, Customer.io\n- [John Allison](https://www.anchorterminal.com/people/john-allison/), Co-founder, Customer.io\n\n## Backed by\n\n- [Spectrum Equity](https://www.anchorterminal.com/investors/spectrum-equity/)\n- [Oregon Venture Fund](https://www.anchorterminal.com/investors/oregon-venture-fund/)\n\n## Questions\n\n### Who is Matthew Newhook?\n\nMatthew Newhook is Customer.io's Chief Technology Officer, responsible for the stability of its technical infrastructure. Over more than 20 years he has held technical leadership roles at IONA Technologies, Rocket City Studios and ZeroC.\n\n### What does Peaberry Software, Inc. d/b/a Customer.io make?\n\nAnchor Terminal lists Customer.io from Peaberry Software, Inc. d/b/a Customer.io. Customer.io is a customer engagement platform that stores profiles and events, builds segments and sends automated email, SMS, push, in-app and WhatsApp messages. Agents reach it through REST APIs, a hosted MCP server and a command-line tool.\n\n### Who has invested in Peaberry Software, Inc. d/b/a Customer.io?\n\nThe sources our research read name Spectrum Equity and Oregon Venture Fund.\n\n### How are Matthew's tools graded?\n\nCustomer.io is graded BB, 74.6 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.\n\n## Sources\n\n- https://customer.io/about\n- https://customer.io/\n- https://customer.io/contact\n- https://customer.io/support\n\nThese are the people building the tools we list, named for their public role in the company or project behind a listing, from public pages, with the date it was researched. They don't work for Anchor Terminal (our own team is on the about page, /about/#author). We show public roles, public profiles and what the listing pages show, nothing private. To correct something, send an about or a photo, or have a page removed, write to privacy@anchorterminal.com.\n",
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