Triangle Tube is now part of Groupe Atlantic. Shaun Edwards, CEO of Groupe Atlantic, UK & ROI Division, has assumed responsibility as CEO of Triangle Tube North America.

Diversified Heat Transfer Inc. (DHT) has welcomed Peter Rimassa as the company’s director of engineering.

Danfoss has purchased minority shares in Nelumbo, an American start-up company located in Hayward, Calif.

Jo Vanhoren was appointed president and chief executive officer of Alfa Laval.

EVAPCO has acquired Alcoil USA LLC, a York, PA-based company that designs and manufactures micro-channel heat exchangers.

Danfoss recently named Lars Rasmussen as vice president of its heat exchangers business.

As an engineer there are two choices — improve the “norm” or forge ahead with something new or borrowed from previous generations.

The Air-Conditioning, Heating, and Refrigeration Institute’s certification program now allows design engineers to verify the software outputs of certified liquid-to-liquid heat exchanger performance ratings.