Need Google Excel Doc to Extrapoluate data from DB Website

I have a gogole docs excel spreadhseet: [login to view URL] I Need the columns in yellow- 2 columns, to be filled in with data that can be looked up on the following website: Owner Name and Owner Mailing Address. The Geo-Id for each property is provided in the spreadsheet. Website DB that has property information. [login to view URL] There are 5000 rows of data, and ive tried =importhtml and importxml statements, but not successful. I think this might require a script. It doe snot have to be doe in google docs, I just need the Data. ## Deliverables I Have attached a screenshot of the website that come sup after the lookup. Excel docs file: [login to view URL] Can be downloaded and worked on excel- i dont mind. Website DB that has property information. [login to view URL]