# What does Zfa Structural Engineers use?

Zfa Structural Engineers (zfa.com) shows public evidence of 14 tools, according to runsonwhat (last checked 2026-10-28).

- Industry: Civil Engineering
- Size: 51–200 employees
- Based in: Santa Rosa, United States
- Founded: 1974
- LinkedIn: https://www.linkedin.com/company/zfa-structural-engineers

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Website code |  |
| [WP Engine](https://www.runsonwhat.com/reverse/wpengine) | Hosting & Cloud | Website code |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code |  |
| [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code |  |
| [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [WordPress](https://www.runsonwhat.com/reverse/wordpress) | Website & CMS | Website code |  |
| [Freshdesk](https://www.runsonwhat.com/reverse/freshdesk) | Support & Docs | Email records |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, Website code |  |
| [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records, Website code |  |
| [Amazon SES](https://www.runsonwhat.com/reverse/ses) | Email Delivery | Email records |  |
| [Zoom](https://www.runsonwhat.com/reverse/zoom) | Collaboration | DNS verification records |  |
| [Have I Been Pwned](https://www.runsonwhat.com/reverse/hibp) | Security & Compliance | DNS verification records |  |

## FAQ

### What tools does Zfa Structural Engineers use?

As of November 2026, runsonwhat has found 14 tools at Zfa Structural Engineers (zfa.com) in public records. Edge & Hosting: Cloudflare and WP Engine. Application: jQuery, Google Fonts and Anthropic. Data & Observability: Google Analytics. Go-to-market: WordPress and Freshdesk. Company Ops: Microsoft 365, SendGrid and Amazon SES. Last checked October 28, 2026.

### What cloud does Zfa Structural Engineers run on?

Zfa Structural Engineers uses WP Engine for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found WP Engine through WP Engine code on zfa.com. WP Engine is used by 51,841 companies runsonwhat tracks.

### What email provider does Zfa Structural Engineers use?

Zfa Structural Engineers uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and code on zfa.com. Microsoft 365 is used by 719,803 companies runsonwhat tracks.

### What does Zfa Structural Engineers use for customer support?

Zfa Structural Engineers uses Freshdesk for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found Freshdesk through email records that authorize Freshdesk. Freshdesk is used by 12,662 companies runsonwhat tracks.

### What analytics tools does Zfa Structural Engineers use?

Zfa Structural Engineers uses Google Analytics for analytics, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on zfa.com. Google Analytics is used by 906,306 companies runsonwhat tracks.

### What is Zfa Structural Engineers's website built with?

Zfa Structural Engineers uses WordPress for its website, according to runsonwhat (November 2026). runsonwhat found WordPress through WordPress code on zfa.com. WordPress is used by 607,153 companies runsonwhat tracks.

### Does Zfa Structural Engineers use jQuery?

Yes. runsonwhat found jQuery at Zfa Structural Engineers through jQuery code on zfa.com. jQuery is a Frontend tool used by 930,150 companies runsonwhat tracks.

### Does Zfa Structural Engineers use AI tools?

Yes. runsonwhat has found Anthropic at Zfa Structural Engineers; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Zfa Structural Engineers may use more AI tools than these.

### How does runsonwhat know what Zfa Structural Engineers uses?

runsonwhat reads public records only. Of the 14 tools at Zfa Structural Engineers, 5 were found through code on zfa.com, 5 through DNS records and 4 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and zfa.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/zfa.com (updated November 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.