Surf City’s Rocket Lab is about to take off, aiming to scale space with frequent trips and payloads of thousands of small satellites. Some smart money is betting on this unicorn.

How cool is Brea-based refrigeration systems company Cool Sys? Cool enough to change the name to CoolSys, and confident enough for CEO Adam Coffee to say, “This will be a billion-dollar company in annual revenue within five years.” Also, Mark Mueller reports on “Ziggurat’s Last Stand,” why South County’s most iconic office building once again needs a white knight.

The OC Business Journal drops Saturday, arrives Monday.