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　　PacifiCorp is a regulated electric utility company headquartered in Oregon, serving electric customers in portions of Utah, Oregon, Wyoming, Washington, Idaho and California. The combined service territory’s diverse regional economy ranges from rural, agricultural and mining areas to urban, manufacturing and government service centers. No single segment of the economy dominates the combined service territory, which helps mitigate PacifiCorp’s exposure to economic fluctuations. In addition to retail sales, PacifiCorp sells electricity on a wholesale basis to other electricity retailers and wholesale jean jackets.

　　MidAmerican Energy Company (“MEC”) is a regulated electric and natural gas utility company headquartered in Iowa, serving electric and natural gas customers primarily in Iowa and also in portions of Illinois, South Dakota and Nebraska. MEC has a diverse retail customer base consisting of urban and rural residential customers and a variety of commercial and industrial customers. In addition to retail sales and natural gas transportation, MEC sells electricity principally to markets operated by regional transmission organizations and natural gas on a wholesale basis.

　　NV Energy, Inc. (“NV Energy”) is an energy holding company headquartered in Nevada, primarily consisting of two regulated utility subsidiaries, Nevada Power Company (“Nevada Power”) and Sierra Pacific Power Company (“Sierra Pacific”) (collectively, the “Nevada Utilities”). Nevada Power serves retail electric customers in southern Nevada and Sierra Pacific serves retail electric and natural gas customers in northern Nevada. The Nevada Utilities’ combined service territory’s economy includes gaming, mining, recreation, warehousing, manufacturing and governmental services. In addition to retail sales and natural gas transportation, the Nevada Utilities sell electricity and natural gas on a wholesale basis.

　　Richline Group, Inc. operates four strategic business units: Richline Jewelry, LeachGarner, Rio Grande and Inverness. Each business unit is a manufacturer and distributor of jewelry with precious metal and non-precious metal products to specific target markets including large jewelry chains, department stores, shopping networks, mass merchandisers, e-commerce retailers and artisans plus worldwide manufacturers and wholesale wholesale clothing and the medical, electronic and aerospace industries.

　　Berkshire’s consumer products manufacturers employ approximately 55,000 persons.

　　Service and Retailing Businesses

　　Service Businesses

　　Berkshire’s service businesses provide grocery and foodservice distribution, professional aviation training programs, fractional aircraft ownership programs and distribution of electronic components. Other service businesses include franchising and servicing of quick service restaurants, media businesses (newspaper, television and information distribution), as well as logistics businesses. Berkshire’s service businesses employ approximately 51,000 people. Information concerning these activities follows.

　　McLane Company, Inc. (“McLane”) provides wholesale distribution services in all 50 states to customers that include convenience stores, discount retailers, wholesale clubs, drug stores, military bases, quick service restaurants and casual dining restaurants. McLane provides wholesale distribution services to Walmart, which accounts for approximately 22% of McLane’s revenues. McLane’s other significant customers include 7-Elevenand Yum! Brands, each of which accounted for approximately 11% of McLane’s revenues in 2018. A curtailment of purchasing by Walmart or its other significant customers could have a material adverse impact on McLane’s periodic revenues and earnings. McLane’s business model is based on a high volume of sales, rapid inventory turnover and stringent expense controls. Operations are currently divided into three business units: grocery distribution, foodservice distribution and beverage distribution.

　　McLane’s grocery distribution unit, based in Temple, Texas, maintains a dominant market share within the convenience store industry and serves most of the national convenience store chains and major oil company retail outlets. Grocery operations provide products to approximately 50,000 retail locations nationwide, including Walmart. McLane’s grocery distribution unit operates 23 distribution facilities in 20 states.

　　McLane’s foodservice distribution unit, based in Carrollton, Texas, focuses on serving the quick service and casual dining restaurant industry with high quality, timely-delivered products. Operations are conducted through 47 facilities in 22 states. The foodservice distribution unit services approximately 35,200 restaurants nationwide.

　　Through its subsidiaries, McLane also operates several wholesale distributors of distilled spirits, wine and beer. Operations are conducted through 14 distribution centers in Georgia, North Carolina, Tennessee and Colorado. These beverage units operating as Empire Distributors, Empire Distributors of North Carolina, Empire Distributors of Tennessee and Baroness Small Estates, service approximately 25,300 retail locations in the Southeastern United States and Colorado.