 DRUMMONDVILLE, Quebec--BUSINESS WIRE--Micro Bird Holdings Micro Bird, a Blue Bird and Girardin joint venture and North American market leader in the Type A school bus market, has acquired a controlling interest in the EV drivetrain integrator and supplier GranTuned Automobiles Ecotuned. This strategic acquisition firmly positions Micro Bird for substantial growth in the light and medium duty EV market by bringing core electrification-expertise and value to both Micro Bird and the broader 