Cambridge Innovation Capital and Parkwalk Advisors have both returned to back a $32.6m series B round for Cytora, an insurance technology spinout of Cambridge.

Based on research at University of Notre Dame, Happe Spine is working on implants for interbody spinal fusion.

Chalmers Ventures has contributed to a $1.5m funding round for cleantech developer Metry.

Congruent Ventures has led a $2.5m funding round for Energetic Insurance, which hopes to enable SMEs to tap into the solar energy market.

Indiana University Philanthropic Venture Fund has made its tenth investment, putting $200,000 into Confluence Pharmaceuticals.

Stanford-StartX Fund has supported a $4m round for Imprimed, which is working on precision cancer treatments for dogs.

The House Fund has made its second investment in additive manufacturing software developer Dyndrite as part of a round that raised more than $10m.

Willow Biosciences is the result of a three-way merger between University of Calgary spinout Epimeron, BioCan Technologies and CSE-listed Makena Resources.

Battery materials developer Sila Nanotechnologies, co-founded by Georgia Tech professor Gleb Yushin, is preparing for commercialisation, after Daimler led a series E round.

Microelectronics Technology Laboratory spinout Smart Force Technologies’ mask-less 2D microfabrication technology will be integrated with new 3D printers developed by Microlight3D.