TJ Cross Engineers backs GlassPoint Solar, a US-based provider of solar steam generators for oil recovery.

GlassPoint Solar, a US-based provider of solar steam generators for oil recovery formerly known as CleanBoard until October last year when it was focused on the construction industry, has raised $3.5m.

Canada-based venture capital firm Chrysalix Energy led the round, which also included TJ Cross Engineers as a strategic investor.

Chrysalix closed its third fund at $123m in May including as limited partners oil groups Total, Shell Hydrogen, and Kuwait Petroleum.

The latest investment will help GlassPoint sell its…