Ayar Labs, a leader in silicon photonics for chip-to-chip connectivity, announced it has raised an additional $25 million in Series C1 funding, bringing its total Series C raise to $155 million. The oversubscribed up round was led by new investor Capital TEN. VentureTech Alliance also entered the Series C expansion that included participation by previous investors Boardman Bay Capital Management, IAG Capital Partners, NVIDIA, and Tyche Partners. Existing strategic and financial investors include Applied Ventures, GlobalFoundries, Hewlett Packard Pathfinder, Intel Capital and Lockheed Martin Ventures.