Defne

defne.com.tr

Istanbul, Istanbul, Turkey

201-500 employees

LinkedIn Profile

About Defne

call completion suite, missedcallnotice, notifyme, voicemail, outbound ivr, messaging, bulk smsc, blacklist, whitelist, spam sms filtering, roaming, 5g, emergency notification, smsf, eir, udm, url filter, call filter, telecoms, afas

Defne's Tech Stack

Decision Makers at Defne

1 contact

Ercan Fincan

CTO, Chief Technology Officer

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11 technologies detected · 1 decision maker · Emails available

Sales Outreach Angle

AWS infrastructure signals engineering sophistication. This company likely evaluates cloud cost management, security tooling, observability, and developer productivity solutions.

Defne's Position in the StackWho Database

• Defne is 1 of 6,980 telecommunications companies tracked in StackWho.
• 6,918 telecommunications companies in our database have verified decision-maker emails (99% of the cohort).
• 3,477 companies in Istanbul are in the StackWho database.
• 416 telecommunications companies are in the 201-500 employee range (same size as Defne).

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

Frequently Asked Questions

What technology does Defne use?

Defne uses Gmail, Google Apps, Google Cloud Hosting, Amazon AWS, Mobile Friendly, Varnish, and 5 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Defne?

StackWho has verified email addresses for 1 decision maker at Defne. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Defne directly for sales, recruiting, or partnerships.

What industry is Defne in?

Defne operates in the telecommunications industry, headquartered in Istanbul, Istanbul, Turkey. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Defne's contact data?

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