Scottrade Advisor Services has passed the 1,000 mark this month in the total number of client advisory firms it serves, company officials disclosed Tuesday.

In addition, the division of online investing firm Scottrade grew assets by 45 percent in 2011 after posting 50 percent growth in 2010.

Through its Web site, advisor.scottrade.com, Scottrade allows advisors to manage multiple accounts, place block trades with real-time allocations to client accounts, bill advisory fees, produce client reports and access advanced cost-basis reporting and client management tools.

Scottrade Advisor Services has been targeting wirehouse advisors looking to go independent, recently releasing its Going Independent Guide. Scottrade Advisor Services also offers a variety of educational and support resources to help with RIAs with business and investing needs.