I need a high end professional logo that says Class!

Information for the business: We help high net worth overseas individuals purchase property in the UK
Industry: Business
Type of logo: Abstract mark, Pictorial mark
Brand name/slogan in logo: Cahoot Capital
Ideas for the visual style: Official Seal/Stamp
Preferred colors: Purple
Where the design will be used: Web, Print, Merchandise,
Extra notes: Would like the logo to appear as an official seal or stamp. High Net Worth Individuals will be dealing with our business and we want to send a message that they are dealing with a serious brand. A seal that would be associated with Government or Royalty.

The company specializes in purchasing million pound properties for clients. So a logo can have a basis around property and/or capital.

Full Company Name: Cahoot Capital Property Investment. Would like the letters 'C' 'C' 'P' 'I' to appear within the logo (Although I am flexible on this). The Name 'Capital Cahoot' to be written below the logo.