AKN Eisenbahn GmbH (AKN) operates three rail lines (A1, A2, A3) in the northwest of the hvv service area.

Autokraft GmbH operates bus services in the five northern counties located within the hvv service area, ie Pinneberg, Segeberg, Steinburg, Stormarn and Herzogtum Lauenburg.

DB Regio Nordost serves the stations between Hamburg Hbf and Büchen on their trains to  Schwerin/Rostock.

DB Regio Nord conveys passengers from the surrounding counties of Pinneberg, Steinburg and Stormarn on regional rail services to and from Hamburg. 

The company DB Regio Süd-Ost is the operator of the regional railway line from Uelzen to Schnega.

die linie Steinburg GmbH operates certain bus services in the counties of Steinburg.

The hvv partner erixx runs services between Lüneburg and Dannenberg  (Wendlandbahn) as well as between Uelzen and Bad Bodenteich.

The hvv partner erixx Holstein GmbH runs services between Lübeck and Lüneburg.

Eisenbahnen und Verkehrsbetriebe Elbe-Weser GmbH (EVB) runs rail services in the hvv between Buxtehude and Sellstedt. In addition, they run a few bus services in the country districts of Stade and Harburg.

The bus company Omnibusbetrieb von Ahrentschildt GmbH operates  two services which run from the rural district of Rotenburg (Wümme) into the hvv area.

HADAG Seetouristik und Fährdienst AG (HADAG) enables hvv passengers to cross or travel along the River Elbe on its ferries.

Hamburger Hochbahn AG (HOCHBAHN) operates the U-Bahn rapid transit metro rail network and numerous bus services in Hamburg.

Holsten Express Horst Voss Omnibusbetriebe GmbH operates several bus routes in the counties of Steinburg.

KViP Kreisverkehrsgesellschaft in Pinneberg mbH operates bus routes between Wedel, Uetersen and Elmshorn.

KVG Stade GmbH & Co. KG runs bus services for passengers in the counties of Stade, Harburg and Lüneburg and also in the towns of Stade, Buxtehude, Winsen (Luhe) and Lüneburg.

metronom Eisenbahngesellschaft mbH provides rail services between Uelzen/Bremen and Hamburg. hvv tickets are valid between Suderburg/Sotrum and Hamburg Hbf.

Nahbus GmbH Nordwestmecklenburg runs bus services from Gadebusch to Ratzeburg and from Grevesmühlen to Lübeck in the respective neighbouring districts of  Herzogtum Lauenburg and Schleswig Holstein.

NBE nordbahn Eisenbahngesellschaft mbH & Co. KG is the rail carrier for passengers to Hamburg from the administrative district of Pinneberg ans Steinburg. They also run rail services in the hvv from Bad Oldesloe - Rickling.

Rathje Omnibusbetrieb GmbH operates several bus routes in the counties of Steinburg.

RMVB Ratzeburg-Möllner Verkehrsbetriebe mbH (RMVB) operates municipal and regional bus services in, around and between Mölln and Ratzeburg.

S-Bahn Hamburg GmbH (S-Bahn) operates the direct-current S-Bahn rapid transit rail network in the Hamburg region.

The company Regionalverkehre Start Deutschland GmbH | Start Niedersachsen Mitte runs services between Uelzen and Visselhövede as well as between Buchholz (Nordheide) and Soltau. On the weekends between Harburg and Soltau.

The company Regionalverkehre Start Deutschland GmbH | Start Unterelbe is the operator of the regional railway line from Cuxhaven to Hamburg.

Verkehrsbetriebe Buchholz i.d.N. GmbH provides municipal bus services in the town of Buchholz.

Verkehrsbetriebe Hamburg-Holstein GmbH (vhh.mobility) serves an area stretching from Wedel via Elmshorn, Ahrensburg and Geesthacht to Lauenburg and runs numerous bus services in Hamburg.

VKP Verkehrsbetriebe Kreis Plön GmbH operates various bus routes north of Bad Segeberg.

The VLP Verkehrsgesellschaft Ludwigslust-Parchim mbH operates bus services in Amt Neuhaus (Lüneburg County).

VGS runs 8 bus lines and an AST service in the administrative district of Kreis Stormarn.