🚀 OpenHackathon 2026
Comprehensive Participant & Attendance Report | 54 Teams Registered → 21 Teams Final
233
Actual Attendees
21
Teams
51
Mentors
14
Pitching Board
10
Judges
25
Sponsors
📋 Initial Registrations
54
Initial Teams Registered
From 41 Organizations/Universities
170
Team Members
Across All Teams
Universities vs Companies
93
65%
From Universities (15)
52
35%
From Companies (26)
Team Members by University & Organization
🎯 During Hackathon
📊 Event Overview: 233 unique attendees participated across 3 days with 492 total attendances. 21 final teams competed with support from 51 mentors, 21 sponsors, and 10 judges.
📊 Attendance by Role & Day (Stacked)
📈 Key Insight: 233 actual attendees participated in at least one day. Total of 492 attendances across 3 days. Strongest attendance on Sunday (191), followed by Friday (170), with Saturday showing dip (131).
| Role | Friday | Sat | Sun | Role % (Fri/Sat/Sun) |
Unique Total |
|---|---|---|---|---|---|
| Teams | 60 | 63 | 65 | 35.3% / 48.5% / 34.0% | 69 |
| Mentors | 47 | 25 | 34 | 27.6% / 19.2% / 17.8% | 51 |
| Sponsors | 29 | 17 | 23 | 17.1% / 13.1% / 12.0% | 44 |
| Staff | 19 | 17 | 18 | 11.2% / 13.1% / 9.4% | 20 |
| Pitching Board | 11 | 2 | 9 | 6.5% / 1.5% / 4.7% | 14 |
| Judges | 2 | 4 | 9 | 1.2% / 3.1% / 4.7% | 10 |
| Guests | 2 | 3 | 32 | 1.2% / 2.3% / 16.8% | 36 |
| DAILY ATTENDANCE | 170 | 131 | 191 | 100% / 100% / 100% | 233 |
* Unique Total = actual number of distinct persons per role | Daily Attendance = attendances on each day | Overall Total = 233 unique attendees across all roles and days
👥 All Attendees by Role (Click to expand/collapse)
🏢 Industry Sectors (20 Categories)
📊 Coverage: Intelligently classified 233 attendees into 20 industry sectors. Refined category system shows balanced ecosystem across banking, consulting, tech, education, and emerging sectors.
Industry Sectors (Refined)
| Sector | Count |
|---|---|
| Software/Tech Services | 13 |
| Consulting | 9 |
| University/Higher Ed | 10 |
| IT/Software Development | 8 |
| FinTech/Investment/VC | 8 |
| Retail/Consumer | 8 |
| IT Consulting/Services | 6 |
| Banking | 5 |
| Big 4 Consulting | 4 |
| Energy/Utilities | 3 |
| EdTech | 3 |
| Other Sectors | 6 |
🤝 OpenHackathon Sponsors (25 Organizations)
💼 Sponsorship Support: 21 organizations from diverse sectors contributed to OpenHackathon 2026, spanning technology, finance, energy, retail, and services industries.
1. MotorOil
Energy & Oil
2. NoFIRE
IT/Software Development
3. CENERGY Holdings
Energy/Utilities
4. Agile Actors
Software/Tech Services
5. QualcoTech
Software/Tech Services
6. ALPHA BANK
Banking
7. Heuristic data
IT/Software Development
8. Eurobank
Banking
9. ICT Consulting
IT Consulting/Services
10. SteelMet
Energy/Industrial
11. Nova
Media
12. Invest for Purpose
FinTech/Investment/VC
13. Kotsovolos
Retail/Consumer
14. MIKEL Coffee Company
Retail/Consumer (Coffee)
15. EVEREST
Retail/Consumer
16. PWC
Big 4 Consulting
17. Zone01
Coding Academy
18. Web-Net
Web Services/Digital
19. Apparent Services
IT Consulting/Services
20. Singular Logic
Software/Tech Services
21. Significa
Software/Tech Services
22. Βικος
Water and Drinks
23. ERT
Media
24. ERT news
Media
25. Job Center / Municipalty of Athens
Career
💼 Attendee Professional Roles
📊 Role Composition: 135 attendees with defined professional roles, grouped into 6 categories. 98 attendees without specified role data (primarily team members).
Role Categories
Executive/C-Suite (8): CEO, CTO, CEO-CTO, Managing Director
Director/Head (14): Director, Head of, Chief Officer roles
Manager/Senior (21): Manager, Senior Manager, Associate Manager
Specialist/Consultant (48): Consultant, Specialist, Expert roles
Partner/Founder (7): Partner, Co-Founder, Founder
Academic/Other (37): Professor, Student, and miscellaneous roles
📈 Key Metrics
Attendance Rate
233
Actual Attendees
Mentors per Team
2.43
51 mentors / 21 teams
Multi-Day Attendance
492
Total attendances