John Lewis has extensive experience in refrigeration and service technician roles, currently working at Letsos Company and CIMCO Refrigeration Inc. since April 2021 and December 2018, respectively. Prior experience includes a service technician position at Innovative Ref Systems and a field supervisor role at Selby Service & Consulting Inc. John has worked extensively on various refrigeration systems, performing preventive maintenance, emergency repairs, and inspections for notable clients. Early in their career, John held the position of refrigeration foreman at Pilgrim's, supervising a team and ensuring adherence to standard operating procedures. Educational qualifications include training from Mainstream Engineering Corp, Garden City Community College, GCAP, and SFA, culminating in a specialization in ammonia systems.