runsonwhat

Symphony's tech stack

What does Symphony use?

Symphony (getsymphony.co) uses at least 10 tools we can see from public records, including Vercel for hosting, Google Workspace for email and documents, PostHog for analytics and Clerk for sign-in. Last checked .

“Voice AI sims for next-gen employee training”

Industry
B2B
Size
1–10 employees
Based in
New York City, United States
Re-check liveVisit getsymphony.co
Tools found
10
Categories
9
Oldest proven tool
Oct 2024
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

Hosting & Cloud

DNS

Application

2 tools, what the product is built with

Frontend

Auth & Identity

Data & Observability

2 tools, what they measure and store

Monitoring

Analytics

Go-to-market

1 tool, how they find and keep customers

Marketing

Company Ops

2 tools, what the team runs on day to day

Workspace

Security & Compliance

What changed at Symphony

Using since

Dates come from the first certificate of the subdomain that points at the tool.

  1. Clerk

Companies like Symphony also use

Tools common among companies with a similar stack that we haven't found at Symphony.

Companies with a stack like Symphony's

Ranked by shared tools, with rare tools counting more.

More B2B companies

Other B2B companies we've checked.

Symphony tech stack FAQ

What tools does Symphony use?

We've found 10 tools at Symphony (getsymphony.co). Edge & Hosting: Vercel, Amazon Web Services and Namecheap. Application: Next.js and Clerk. Data & Observability: web-vitals and PostHog. Company Ops: Google Workspace and Oneleet. Last checked October 2, 2026.

What cloud does Symphony run on?

Symphony uses Vercel and Amazon Web Services for hosting. We found Vercel through custom domain, DNS records and website code.

What email provider does Symphony use?

Symphony uses Google Workspace for email and documents. We found Google Workspace through email records.

What analytics tools does Symphony use?

Symphony uses PostHog for analytics. We found PostHog through website code.

Does Symphony use Google Workspace?

Yes. We found Google Workspace at Symphony through email records. Google Workspace is used by 126,364 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.