Sigma Labs, a Santa Fe, New Mexico-based developer of advanced, in-process, nondestructive quality inspection systems for metal-based additive manufacturing (AM), entered into a definitive agreement to form a joint venture with Cincinnati, Ohio-based Arete Innovative Solutions LLC. The new company, Arete-Sigma LLC, will be a comprehensive metal solutions provider for the burgeoning AM market. The joint venture will offer services from design through prototyping and manufacturing of high-precision metal components. Arete Innovative Solutions is a pioneer in the metals AM process and a specialist in creating custom-designed solutions.