Meetings & Events Venues

Whether you’re looking for inspiration, motivation or a place to brainstorm your next power play, our meeting rooms serve as the ideal venue for a whole variety of events. From intimate team workshops to gatherings of more than 100 guests in our approachable and warm private spaces, Dossier’s Portland event and meeting spaces for rent feature original artwork, custom chandeliers and arched floor-to-ceiling windows that allow natural light to flood into the rooms with views from our downtown Portland location.

Our staff can customize each event to suit your unique needs in our state-of-the-art rooms. We’re happy to provide a full complement of audio-visual capabilities, as well as both wired and wireless Internet. We pride ourselves on taking care of all the small details that make an event matter.

This image shows an empty conference room with rows of tables and chairs, set up with water bottles and apples on each table, under decorative lighting.

Alder Ballroom

Virtual Tour

A versatile event space in the heart of downtown Portland.

As our largest meeting space, the Alder Room can accommodate up to 60 guests for banquets or events. With arched floor-to-ceiling windows, custom chandeliers and views of the city, this beautiful venue can also be divided into two separate rooms – Alder East and Alder West – adding to its versatility.

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The image shows a well-lit conference room with round tables covered in white cloth, green plants as centerpieces, and modern art on the walls.

Park Room

Virtual Tour

A lovely event space for banquets and large gatherings.

This grand space is bordered by two arched, floor-to-ceiling windows that set off the elegance of this venue. With custom chandeliers and original artwork, the Park Room is a lovely, classic space for events in a variety of configurations, from banquets to year-end gatherings.

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A modern conference room with a long table, brown leather chairs, overhead lights, and a colorful abstract painting on the wall.


An elegant venue that’s just right for small gatherings.

A floor-to-ceiling window brings light into this cozy, elegant Portland venue. With a full boardroom table and comfortable leather chairs, it’s ideal for board meetings or small brainstorming sessions.

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A dining table is set with plates, glasses, and napkins, featuring a floral centerpiece. Behind it are shelves filled with wine bottles.

The Rose

Virtual Tour

A romantically embellished atmosphere, thoughtfully curated to provide an exclusive and unforgettable backdrop for a special dinner celebration.

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Alder Ballroom 24' X 53' 1,252 100 120 80 120 48
Alder East 24' X 27' 650 50 60 40 60 24
Alder West 24' X 26' 624 40 60 36 60 24
Park Room 21' X 27' 550 40 50 30 50 20
Boardroom 19' X 12' 228 - 20 - - -
Private Dining Room - 255 - 10 - - -
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