ATLANTA--(BUSINESS WIRE)--Drum launched today with nearly $11 million in seed funding, unveiling the first instantly available, massively scalable and completely flexible sales force platform. Investors participating in the round include Propel Venture Partners, Felicis Ventures, BlueRun Ventures, American Express Ventures, GroTech Ventures, Wildcat Venture Partners, BoxGroup and SV Angel. “Now, standing up a sales force is easier than launching a Google AdWords campaign,” said Rob Frohwein, co.