Web-bod,
We'd most likely be using WordPress - we could however change that according to what it's designed for (i.e. Typepad or maybe even Drupal), however WordPress would be our first choice.

Here's a few of the page that we are looking to have:
Who We Are: Purpose – Defining the team that makes up Social Conversations
Community Building: Purpose – Defining services in which we create strategies for clients to create or participate communities

Blogs & Blogging: Purpose – Defining services that plan blog strategies

Vodcasts & Podcasts: Purpose – Defining services that plan strategies for clients utilizing video and / or podcasting.

Video & Photography: Purpose - Defining services that enable Social Conversations team to shoot, produce, edit video and photos for clients.

Social Media: Purpose – Defining services in Social Media including Social News, Social Sharing , Forums & Message Boards, web 2.0 services such as Twitter, Friend Feed, etc.

PR for the Web: Purpose – Defining strategies for bringing offline public relations campaigns online.

Reputation Management: Purpose – Defining strategies to monitor and respond (if necessary) to Reputation Management issues on the internet.

Social Media Releases: Purpose – Defining strategies for creating social media releases for clients.

Word of Mouth: Purpose – Defining strategies around word of mouth campaigns for the web.

Our Tools: Purpose – Introduce our tools and how they benefit the clients strategies.

Contact: Purpose – Allow visitors to contact the Social Conversations team (this will need a thank you page).

Social Conversations’ Blog: Purpose – Company owned blog where team members can blog about industry relevant topics and news.

Thanks for requesting clarification. This is our first time attempting this, so we weren't sure what we'd need to provide.