# Data centers in Massachusetts: 5 builds. > Who is building each data center in Massachusetts and how far along it is. Builds under construction bill their contractors now. Page: https://kapwork.com/grow/directory/datacenters/states/massachusetts Markdown: https://kapwork.com/grow/directory/datacenters/states/massachusetts.md Updated: Nov 3, 2026 Publisher: Kapwork Grow, a free directory of public records Updated Nov 3, 2026 ยท Kapwork Grow data center tracker ## Figures - **Builds:** 5. Every stage, announced to expanding. - **Operators:** 3. Companies named on a Massachusetts build. - **Counties:** 3. Counties with a build on record. ## None of 5 builds is under way yet. The operators hire crews after approval. Operators and their general contractors build vendor lists before the site work starts. Get on the list now. One square per build. Each opens its record. Source: Kapwork Grow data center tracker, Nov 3, 2026. ## Who is building in Massachusetts Amazon Web Services has the most: 3 builds. | Operator | Builds | Under construction or expanding | Counties | | --- | --- | --- | --- | | [Amazon Web Services](https://kapwork.com/grow/directory?q=Amazon%20Web%20Services) | 3 | 0 | Worcester County, Worcester | | [Chestnut River Power and Infrastructure](https://kapwork.com/grow/directory?q=Chestnut%20River%20Power%20and%20Infrastructure) | 1 | 0 | Hampden | | [Servistar Realties](https://kapwork.com/grow/directory?q=Servistar%20Realties) | 1 | 0 | Hampden | Source: Kapwork Grow data center tracker, Nov 3, 2026. Each name opens the operator's page when the directory has one. ## Every data center build in Massachusetts 5 builds, under way first. Each opens its record. | Build | Operator | County | Place | Stage | First seen | | --- | --- | --- | --- | --- | --- | | [Amazon AWS Worcester County Properties](https://kapwork.com/grow/directory/datacenters/amazon-aws-worcester-county-properties-ma-dc_0c3d28debe82) | Amazon Web Services | Worcester County | Westborough, Grafton | Announced | Aug 15, 2026 | | [Amazon Data Services Grafton](https://kapwork.com/grow/directory/datacenters/amazon-data-services-grafton-ma-dc_402a870f0566) | Amazon Web Services | Worcester | Grafton | Announced | Sep 23, 2026 | | [Amazon Data Services Westborough](https://kapwork.com/grow/directory/datacenters/amazon-data-services-westborough-ma-dc_a31d2293f793) | Amazon Web Services | Worcester | Westborough | Announced | Sep 23, 2026 | | [Chestnut River Holyoke Data Center (former Hampden Papers complex)](https://kapwork.com/grow/directory/datacenters/chestnut-river-holyoke-data-center-former-hampden-papers-complex-ma-dc_fbaa418c0e88) | Chestnut River Power and Infrastructure | Hampden | Holyoke | Announced | Sep 23, 2026 | | [Servistar Realties Westfield Data Center Campus](https://kapwork.com/grow/directory/datacenters/servistar-realties-westfield-data-center-campus-ma-dc_372566bbbd81) | Servistar Realties | Hampden | Westfield | Announced | Aug 15, 2026 | ## Sources Source: Kapwork Grow data center tracker, Nov 3, 2026 ## Have an invoice your customer approved? Certify your approved invoices. Funders compete to fund them. Multiple offers. No notice of assignment. Free for businesses. - [Get offers](https://kapwork.com/app/register-originator?mode=express&flow=invoice_registration&source=growth_suite&intent=certify&return_to=%2Fapp%2Finvoices%2Fnew&entry_point=certify_public_directory) - [Talk to an expert](https://meetings.hubspot.com/kylemase/kapwork-intro-with-kyle-mauricio)