What technologies does Constant Circle use?

Constant Circle uses Gmail, Google Apps, Facebook Widget, Mobile Friendly, reCAPTCHA. View their full technology stack — including all 17 detected tools — on StackWho.

Who is the Head of Web Design & Paid Media of Constant Circle?

Daniel Roxo is the Head of Web Design & Paid Media at Constant Circle. Get verified contact information on StackWho.

Who is the Founder and CEO of Constant Circle?

Nuno Goncalves is the Founder and CEO at Constant Circle. Get verified contact information on StackWho.

Where is Constant Circle located?

Constant Circle is based in Lisbon, Lisbon, Portugal.

Constant Circle

constantcircle.co

marketing & advertising

constantcircle.co

Lisbon, Lisbon, Portugal

1-10 employees

LinkedIn Profile

About Constant Circle

digital consulting, web development, seo, adwords, socialmedia, creativity, sem, digital marketing, social media management, web design, online advertising, digital identities, advertising services, social media, performance-driven marketing, performance marketing, visual identity design, services, photography, b2c

Constant Circle's Tech Stack

Decision Makers at Constant Circle

2 contacts

Daniel Roxo

Head of Web Design & Paid Media

d***@constantcircle.co Sign up to view

Nuno Goncalves

Founder and CEO

n***@constantcircle.co Sign up to view

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17 technologies detected · 2 decision makers · Emails available

Sales Outreach Angle

WordPress as a CMS signals a content-driven or SMB digital presence. SEO tools, hosting solutions, and page-builder plugins are natural fits for outreach.

Constant Circle's Position in the StackWho Database

• Constant Circle is 1 of 80,546 marketing & advertising companies tracked in StackWho.
• 80,503 marketing & advertising companies in our database have verified decision-maker emails (100% of the cohort).
• 1,745 companies in Lisbon are in the StackWho database.
• 56,565 marketing & advertising companies are in the 1-10 employee range (same size as Constant Circle).

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated July 2026.

Frequently Asked Questions

What technology does Constant Circle use?

Constant Circle uses Gmail, Google Apps, Facebook Widget, Mobile Friendly, reCAPTCHA, Typekit, and 11 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Constant Circle?

StackWho has verified email addresses for 2 decision makers at Constant Circle. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Constant Circle directly for sales, recruiting, or partnerships.

What industry is Constant Circle in?

Constant Circle operates in the marketing & advertising industry, headquartered in Lisbon, Lisbon, Portugal. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Constant Circle's contact data?

Yes. StackWho Pro members can export decision maker contact data for Constant Circle and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.