NAVO Gastro & Event Center
Nico-Flatau-Platz 4 · Seelze-Letter near Hanover
Upcoming events
Everything under one roof
Weddings, events, four cuisines, karaoke and bowling – at NAVO in Seelze-Letter.
Upcoming dates
14 November
Autumn Ball
An elegant evening in the style of a modern gala: 7 pm – 1 am. Sparkling reception with live violin by Olga Avanessova, Avanessova Project, vocals by Olga Babalyuk, then DJ and dancing into the night. Cold starters, hot dishes and alcoholic and non-alcoholic drinks included. Ticket €79. Dress code: elegant evening wear.
21 November
The Encore: Greek live music at HELLAS
The encore on 21 November 2026: TA BOUZOUKIA TON AGGELON plays live again – live bouzouki music, plus DJ and dancing. Music, emotion and great vibes. Admission is €10 for the programme only. À la carte restaurant service: food and drinks are charged separately at menu prices. Time to follow – reservations open now.
25 December
Christmas Day: arrive & discover – three cuisines, one feast
Christmas buffet on the ground floor: three buffets from HELLAS, DOLI and BAYAN – Greek, Georgian and Slavic – and you may taste your way through all three. Enjoy, indulge, experience – with calm live music (jazz and more). €39 per adult, children 4–9 €19.50, 0–3 free – please include children in your reservation. Buffet and desserts plus 1 mulled wine or children's punch included, other drinks extra, no à la carte. A wide choice of regional drinks and wines. On both holidays: choose the booking slot that suits you – 12–3 pm, 3:30–6:30 pm or 7–10 pm.
Past dates are kept in each event page's archive.
Karaoke every Friday & Saturday
Bar from 7 pm, karaoke from 8 pm at Green Barrel – over 50,000 songs.
Event & banquet enquiry
Choose the occasion, enter guests and contact – non-binding, we reply with availability and an offer.
NAVO Gastro & Event Center · formerly Hellas Event Center
Same house. A new world of experiences.
Come together · Taste · Experience · Enjoy
At Nico-Flatau-Platz 4 in Seelze-Letter, Hellas Event Center becomes NAVO Gastro & Event Center. Renovated, reorganised and reopened – as experience dining where people eat, celebrate and try something new together.
The best stays – and there is more
Our traditions, experience and hospitality stay. HELLAS remains the Greek restaurant. New are DOLI with Georgian cuisine, BAYAN with Slavic cuisine, Green Barrel with karaoke, sports bar and bowling, and the large NAVO hall.
What would you like to plan?
All requests are non-binding. The team checks availability and gets back to you personally.
Book a table
HELLAS, DOLI or BAYAN – choose a restaurant and your preferred date.
Parties & banquets
Birthdays, weddings, proms – also for 2027. Own areas depending on the occasion; offer after menu choice.
Company Christmas party
Your own area or join one of our events – capacity still available in 2026.
Karaoke & bowling
Green Barrel: karaoke Fri/Sat from 8 pm, classic bowling lanes – offer on request.
Monday is a good day.
Open on Mondays too – enjoy Georgian, Greek and Slavic cuisine in Seelze-Letter near Hanover.
Reserve a tableNAVO GASTRO & EVENT CENTER
One place. Your worlds.
Georgian hospitality, Greek joie de vivre, Slavic cuisine – and an evening that keeps going.
01Georgian Cuisine, Wine & More
DOLI
Georgian hospitality. Supra, wine and long evenings around the table. Now in Letter.
Discover
02Griechisches Restaurant
HELLAS
Enjoy Greek cuisine. Favourite dishes, live music and a genuine zest for life.
Discover
03Slavic Cuisine
BAYAN
A table full of stories. Slavic hospitality for families, friends and your celebration.
Discover
04Karaoke Entertainment & Sports Bar
Green Barrel
Bar from 19:00. Karaoke from 20:00. Make Friday and Saturday evenings your own.
DiscoverRooms for every occasion
Private rooms and areas for 50 to 500 guests – depending on occasion and seating.
NAVO hall
up to 450 guests
HELLAS
more than 100 seats
DOLI Letter
more than 100 seats
BAYAN
up to 80 guests
Green Barrel
more than 60 guests
On New Year's Eve up to 700 guests celebrate across the whole house – spread over all areas, not in a single hall.
DOLI at NAVO
Georgian supra and wine in the house. DOLI at Möckernstraße in Hanover-List remains open.
BAYAN opening soon
Slavic Cuisine at NAVO: a table full of stories for families, friends and your celebration.
Green Barrel
Karaoke Fridays and Saturdays from 8 pm, sports on Sky planned from 1 Nov 2026, classic bowling lanes – two double lanes on request.
NAVO hall up to 450 guests
Upstairs: big celebrations, weddings, corporate events, events and fairs.
Live music & live acts
Bands, DJs, shows and theme nights – the evening goes on after the last bite.
Christmas parties 2026 & 2027
Free dates for company and family parties – availability per date. We also plan weddings and events 2027 with you.
In summer also: our terrace with about 80 seats overlooking the Leine stadium ↓
tasting.de · online shop
Order for home or as a gift
Browse tasting.de ↗The NAVO hall – weddings & big celebrations up to 450 guests
TA BOUZOUKIA TON AGGELON live
Encore on 21 Nov – reservations open now →
Summer terrace · view of the Leine stadium
In summer, in good weather, our outdoor terrace with around 80 seats.
Your stage
Artist, host or singer? Apply with us now.
Upload videos, photos and music – after review we present you in the NAVO artist showcase and arrange bookings.
LIVE · NAVO
Dates to look forward to.
CELEBRATE TOGETHER · 2026 / 2027
Your occasion. All our heart.
Christmas party, birthday or company evening: let us find the right setting. From a meal together to a big celebration in the NAVO hall.
Enquire about a celebrationAlso for 2027: weddings, graduation balls, birthdays and company events. Availability and room layouts are confirmed personally.
In the house & network
Go straight there – with the location, so nobody has to search.
Bowling lanes →
4 classic lanes · from €25/hr
Seelze-Letter · Nico-Flatau-Platz 4 · same building
Karaoke · Green Barrel →
Fri & Sat · bar 7 pm, karaoke 8 pm
Seelze-Letter · Nico-Flatau-Platz 4 · same building
HELLAS →
Greek restaurant
Seelze-Letter · Nico-Flatau-Platz 4 · same building
BAYAN →
Slavic Cuisine
Seelze-Letter · Nico-Flatau-Platz 4 · same building
DOLI Seelze-Letter →
Georgian · open Mondays
Seelze-Letter · Nico-Flatau-Platz 4 · same building
M7 black-light bowling →
Hanover-List · own rates
Hanover-List · Möckernstraße 7
Frequently asked questions
Where is NAVO Gastro & Event Center?
At Nico-Flatau-Platz 4, 30926 Seelze-Letter – right next to Hanover.
How many guests fit?
Our own rooms and areas hold 50–500 guests depending on event and seating. For New Year's Eve the whole house opens for up to 700 guests.
How do I make a request?
Use the request form on this page or WhatsApp us at 0152 01551112. A request is not yet a confirmed reservation – we will get back to you personally.
Which cuisines are under one roof?
Greek (HELLAS), Georgian (DOLI) and Slavic (BAYAN) – plus karaoke, bowling and events.
Which languages do you serve guests in?
German, English and Russian – this page is available in all three.
Enquire & reserve
Request a reservation
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