# What does Mack Weldon use? Mack Weldon (mackweldon.com) shows public evidence of 42 tools, according to runsonwhat (last checked 2026-10-26). - Industry: Apparel & Fashion - Size: 11–50 employees - Based in: New York, United States - Founded: 2011 - LinkedIn: https://www.linkedin.com/company/mack-weldon ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code | | | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code | | | [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records | | | [Railway](https://www.runsonwhat.com/reverse/railway) | Hosting & Cloud | Custom domain | 2021-08 | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code | | | [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code | | | [PayPal](https://www.runsonwhat.com/reverse/paypal) | Payments & Billing | Website code | | | [Supabase](https://www.runsonwhat.com/reverse/supabase) | Backend & Database | Website code | | | [Global-e](https://www.runsonwhat.com/reverse/global-e) | Payments & Billing | Website code | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code | | | [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code | | | [Sentry](https://www.runsonwhat.com/reverse/sentry) | Monitoring | Website code | | | [Matomo](https://www.runsonwhat.com/reverse/matomo) | Analytics | Website code | | | [Datadog](https://www.runsonwhat.com/reverse/datadog) | Monitoring | Website code | | | [Convert](https://www.runsonwhat.com/reverse/convert) | Flags & Experiments | Website code | | | [GrowthBook](https://www.runsonwhat.com/reverse/growthbook) | Flags & Experiments | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code | | | [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | DNS verification records, Website code | | | [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code | | | [Shopify](https://www.runsonwhat.com/reverse/shopify) | Website & CMS | Custom domain, DNS verification records, DNS records, Website code | | | [TikTok Pixel](https://www.runsonwhat.com/reverse/tiktok-pixel) | Ads & Pixels | DNS verification records, Website code | | | [Zendesk](https://www.runsonwhat.com/reverse/zendesk) | Support & Docs | Custom domain, Email records | 2018-02 | | [Pinterest](https://www.runsonwhat.com/reverse/pinterest) | Ads & Pixels | DNS verification records | | | [Klaviyo](https://www.runsonwhat.com/reverse/klaviyo) | Marketing | DNS verification records, Website code | | | [X Ads](https://www.runsonwhat.com/reverse/x-ads) | Ads & Pixels | Website code | | | [Reddit Ads](https://www.runsonwhat.com/reverse/reddit-ads) | Ads & Pixels | Website code | | | [LiveIntent](https://www.runsonwhat.com/reverse/liveintent) | Ads & Pixels | Website code | | | [Gorgias](https://www.runsonwhat.com/reverse/gorgias) | Support & Docs | Website code | | | [Gorgias Convert](https://www.runsonwhat.com/reverse/gorgias-convert) | Marketing | Website code | | | [Rakuten Advertising](https://www.runsonwhat.com/reverse/rakuten-advertising) | Ads & Pixels | Website code | | | [Dstillery](https://www.runsonwhat.com/reverse/dstillery) | Ads & Pixels | Website code | | | [Postscript](https://www.runsonwhat.com/reverse/postscript) | Marketing | Website code | | | [Substack](https://www.runsonwhat.com/reverse/substack) | Website & CMS | Custom domain | 2017-09 | | [Rivo](https://www.runsonwhat.com/reverse/rivo) | Marketing | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records | | | [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records | | | [OneTrust](https://www.runsonwhat.com/reverse/onetrust) | Security & Compliance | Website code | | | [Forter](https://www.runsonwhat.com/reverse/forter) | Security & Compliance | Website code | | | [NoFraud](https://www.runsonwhat.com/reverse/nofraud) | Security & Compliance | Website code | | ## FAQ ### What tools does Mack Weldon use? As of October 2026, runsonwhat has found 42 tools at Mack Weldon (mackweldon.com) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon Route 53. Application: Google Fonts, React and PayPal. Data & Observability: Google Analytics, Google Tag Manager and Sentry. Go-to-market: Google Ads, Meta Pixel and Microsoft Ads. Company Ops: Google Workspace, SendGrid and Apple Business. Last checked October 26, 2026. ### What cloud does Mack Weldon run on? Mack Weldon uses Amazon Web Services for hosting and cloud infrastructure, alongside Railway, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on mackweldon.com. Amazon Web Services is used by 146,067 companies runsonwhat tracks. ### What email provider does Mack Weldon use? Mack Weldon uses Google Workspace for email and office software, alongside Apple Business, according to runsonwhat (October 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace and code on mackweldon.com. Google Workspace is used by 406,219 companies runsonwhat tracks. ### What does Mack Weldon use for customer support? Mack Weldon uses Zendesk for customer support and documentation, alongside Gorgias, according to runsonwhat (October 2026). runsonwhat found Zendesk through a subdomain that points at Zendesk and email records, and Mack Weldon has used it since at least February 2018. Zendesk is used by 42,310 companies runsonwhat tracks. ### What payment provider does Mack Weldon use? Mack Weldon uses PayPal for payments and billing, alongside Global-e, according to runsonwhat (October 2026). runsonwhat found PayPal through PayPal code on mackweldon.com. PayPal is used by 34,763 companies runsonwhat tracks. ### What analytics tools does Mack Weldon use? Mack Weldon uses Google Analytics for analytics, alongside Google Tag Manager and Matomo, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on mackweldon.com. Google Analytics is used by 890,594 companies runsonwhat tracks. ### How long has Mack Weldon used Substack? Mack Weldon has used Substack since at least September 2017, going by the first public certificate of the mackweldon.com subdomain that points at Substack. Other long-running tools at Mack Weldon include Zendesk (since February 2018) and Railway (since August 2021). ### Does Mack Weldon use Google Fonts? Yes. runsonwhat found Google Fonts at Mack Weldon through Google Fonts code on mackweldon.com. Google Fonts is a Media & UI tool used by 816,447 companies runsonwhat tracks. ### Which companies have a tech stack similar to Mack Weldon's? The companies with the stacks most like Mack Weldon's are Roark, OluKai, True Classic and Aviator Nation, according to runsonwhat (October 2026). Each shares 19 to 24 tools with Mack Weldon, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Mack Weldon uses? runsonwhat reads public records only. Of the 42 tools at Mack Weldon, 28 were found through code on mackweldon.com, 7 through DNS records, 4 through subdomains that point at the vendor, 2 through email records and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and mackweldon.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/mackweldon.com (updated October 2026). Counts are companies with direct public evidence of the tool (DNS records, certificates, website code, a real-browser crawl, subprocessor lists), so they are lower bounds. Methodology: https://www.runsonwhat.com/methodology.