Symphony's tech stack
What does Symphony use?
Symphony (c9tec.com) uses at least 21 tools we can see from public records, including Microsoft 365 for email and documents, Google Analytics for analytics, WordPress for its website and Marketo for marketing. Last checked .
“Symphony is a communication and markets technology company, powered by 4 interconnected platforms; Messaging, Voice, Directory, Analytics. Symphony Messaging is an internal & external workplace chat app. The Federation feature enables off-channel messaging over WhatsApp and SMS, in compliance with f”
- Industry
- Software
- Size
- 51–200 employees
- Based in
- New York, United States
- Founded
- 2014
- Company page
- Tools found
- 21
- Categories
- 14
- Layers
- 5 of 5
- Last checked
- Oct 2026
Symphony's stack, layer by layer
Each tool links to the other companies we've found using it. The label says what kind of public trace gave it away.
Edge & Hosting
3 tools, where the bytes are served from
CDN & Edge
Application
4 tools, what the product is built with
Data & Observability
3 tools, what they measure and store
Monitoring
Go-to-market
6 tools, how they find and keep customers
Website & CMS
Ads & Pixels
Company Ops
5 tools, what the team runs on day to day
Email Delivery
Workspace
Dev Tools
Security & Compliance
Symphony tech stack FAQ
What tools does Symphony use?
We've found 21 tools at Symphony (c9tec.com). Edge & Hosting: Cloudflare, Amazon Route 53 and Fastly. Application: jQuery, Google Fonts and Font Awesome. Data & Observability: Google Analytics, Google Tag Manager and New Relic. Go-to-market: WordPress, Google Ads and Yoast SEO. Company Ops: Microsoft 365, Atlassian and Amazon SES. Last checked October 6, 2026.
What email provider does Symphony use?
Symphony uses Microsoft 365 for email and documents. We found Microsoft 365 through email records and DNS verification records.
What analytics tools does Symphony use?
Symphony uses Google Analytics and Google Tag Manager for analytics. We found Google Analytics through website code.
What CMS does Symphony use?
Symphony uses WordPress and Yoast SEO for its website. We found WordPress through website code.
What marketing software does Symphony use?
Symphony uses Marketo for marketing. We found Marketo through website code.
Does Symphony use Microsoft 365?
Yes. We found Microsoft 365 at Symphony through email records and DNS verification records. Microsoft 365 is used by 685,717 companies we track.
How does runsonwhat know what Symphony uses?
We read public traces only: Symphony's DNS and email records, certificate logs, the code its website loads, and published subprocessor lists. A tool is listed only when a direct record backs it up. DNS is rechecked weekly and the website monthly.
We read public traces only: DNS and email records, certificate logs, website code and published subprocessor lists. A tool is listed when a direct record backs it up, and dropped when a recheck no longer finds it. Is this your company? See how to opt out.