What technologies does A1 Bulgaria use?

A1 Bulgaria uses Outlook, Microsoft Office 365, Bootstrap Framework, Facebook Widget, Google Font API. View their full technology stack — including all 31 detected tools — on StackWho.

Who is the Head of Brand Management of A1 Bulgaria?

Hristo Valkov is the Head of Brand Management at A1 Bulgaria. Get verified contact information on StackWho.

Where is A1 Bulgaria located?

A1 Bulgaria is based in Sofia, Sofia City Province, Bulgaria.

A1 Bulgaria

Q: Who is the Senior Director Information Technology and Digital Transformation Area of A1 Bulgaria?

Borislav Simeonov is the Senior Director Information Technology and Digital Transformation Area at A1 Bulgaria. Get verified contact information on StackWho.

Q: What industry is A1 Bulgaria in?

A1 Bulgaria operates in the telecommunications industry.

a1.bg

telecommunications

a1.bg

Sofia, Sofia City Province, Bulgaria

1001-5000 employees

879000000 revenue

LinkedIn Profile

About A1 Bulgaria

full telecom provider, telecommunications, mobile networks, broadband internet, mobile internet, lte, 4g, satellite tv, iptv, fixed phone services, roaming, media, internet of things, narrowband, music streaming, electronic payments, fiber, 5g, multimedia services, payment solutions

A1 Bulgaria's Tech Stack

Decision Makers at A1 Bulgaria

2 contacts

Borislav Simeonov

Senior Director Information Technology and Digital Transformation Area

b***@a1.bg Sign up to view

Hristo Valkov

Head of Brand Management

h***@a1.bg Sign up to view

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31 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.

A1 Bulgaria's Position in the StackWho Database

• A1 Bulgaria 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).
• 1,023 companies in Sofia City Province are in the StackWho database.
• 272 telecommunications companies are in the 1001-5000 employee range (same size as A1 Bulgaria).

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 A1 Bulgaria use?

A1 Bulgaria uses Outlook, Microsoft Office 365, Bootstrap Framework, Facebook Widget, Google Font API, WordPress.org, and 25 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at A1 Bulgaria?

StackWho has verified email addresses for 2 decision makers at A1 Bulgaria. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach A1 Bulgaria directly for sales, recruiting, or partnerships.

What industry is A1 Bulgaria in?

A1 Bulgaria operates in the telecommunications industry, headquartered in Sofia, Sofia City Province, Bulgaria. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export A1 Bulgaria's contact data?

Yes. StackWho Pro members can export decision maker contact data for A1 Bulgaria and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.