LEA vs SUM Comparison

Lear designs, develops, and manufactures automotive seating and electrical systems and components. Seating components include frames and mechanisms, covers (leather and woven fabric), seat heating and cooling, foam, and headrests. Automotive electrical distribution and connection systems and electronic systems include wiring harnesses, terminals and connectors, on-board battery chargers, high-voltage battery management systems, high-voltage power distribution systems, domain controllers, telematics control units, gateway modules, vehicle positioning for automated and autonomous driving, embedded control software, cloud and mobile device software and services, and cybersecurity. Lear's largest customer and regional market is GM and North America at 20% and 44% of 2022 revenue, respectively.

Summit Materials Inc is engaged in the production and sale of aggregates, cement, ready-mix concrete, asphalt paving mix and concrete products and owns and operates quarries, sand and gravel pits, two cement plants, cement distribution terminals, ready-mix concrete plants, asphalt plants and landfill sites. It is also engaged in paving and related services. The Company's three operating and reporting segments are the West, East and Cement segments. It operates in 21 U.S. states and in British Columbia, Canada and has assets in 21 U.S. states and in British Columbia, Canada through its platform.