Ottawa, Canada - Overlay.TV, a provider of video ad overlays, announced on Tuesday that it has raised $3.7 million in its second round of financing, from previous investors Celtic House Venture Partners, Tech Capital Partners and EdgeStone Capital Partners.

Ottawa, Canada - Overlay.TV, a provider of online video ad technology, announced on Tuesday that it has raised $4.53 million in its first round of funding, led by Celtic House Venture Partners, EdgeStone Capital Partners and Tech Capital Partners.