
The private equity firm J.F. Lehman & Company on Wednesday said it has made a “substantial investment” in Trillium Engineering, a small developer and provider of gimbaled camera systems for small unmanned aircraft systems. The amount of the investment wasn’t disclosed. Trillium, which is based in Hood River, Ore., has about more than 35 employees. Trillium on its website says it had a significant increase in its sensor contracts in 2020 versus 2019, going from nine multi-unit orders for its…