Leonard H. Lavin

The Field Museum of Natural History houses biological and anthropological collections of specimens. It supports both informal and more structured public learning through exhibits and educational programs. Its curatorial and scientific staff conducts research on the fields of Anthropology, Biology, Geology, and Zoology. The Field Museum was founded in 1893 and is located in Chicago, Illinois.

Wirtz Corp. operates as a holding company. It offer services include real estate, insurance, banking, sports, entertainment and wholesale distribution services. The firm operating companies include Coors of Las Vegas, DeLuca Liquor and Wine, Edison Liquors, Griggs, Cooper and Company, Hawkeye Wine and Spirits, Judge and Dolph, Mark VII Distributors, Nevada Wine Agents and Silver State Liquor and Wine. The company was founded by Arthur Michael Wirtz in 1926 and is headquartered in Chicago, IL.

OfficeMax, Inc. engages in the distribution of both business-to-business and retail office products. It operates through the following segments: Contract and Retail. The company was founded in 1931 and is headquartered in Naperville, IL.

Wm. Wrigley Jr. Co. manufactures and markets chewing gum and confectionery products. It offers gum, mints, and hard & chewy candies. The firm’s brands include Orbit, Eclipse, Hubba Bubba, 5, Big Red, Lifesavers, Starburst, Winterfresh, Freedent, Skittles, Altoids, Doublemint, Extra, Creme Savers, and Juicy Fruit. The company was founded by William Wrigley Jr. in April 1891 and is headquartered in Chicago, IL.

Breakthru Beverage Group LLC wholesales and distributes beverages. It offers non-alcoholic, wine, spirits and beer to the retailers, bars, restaurants and beverage businesses. The company was founded in 1926 and is headquartered in New York, NY.

Part of Nationwide Mutual Insurance Co., Nationwide Life & Annuity Insurance Co. is a life insurance company. The company is based in Spartanburg, SC.

Nationwide Life Insurance Co. engages in the provision of long-term savings and retirement products. It operates through the following segments: Life Insurance, Annuities, Workplace Solutions, and Corporate Solutions and Other. The Life Insurance segment consists of life insurance products such as individual variable universal life, traditional life, fixed universal, and indexed universal life insurance products. The Annuities segment offers individual deferred annuity products and immediate annuities. The Workplace Solutions segment deals with private and public sector retirement plans businesses. The Corporate Solutions and Other segment includes COLI and bank-owned life insurance products, small business group life insurance, spread income on Federal Home Loan Bank of Cincinnati funding agreements, and net investment income on invested assets not assigned to other reportable segments. The company was founded in 1929 and is headquartered in Columbus, OH.

Nationwide Financial Services, Inc. engages in long-term savings and retirement products. It develops and sells individual annuities, private and public sector group retirement plans, other investment products sold to institutions. It also provides life insurance and investment advisory services. The company was founded in November 1996 and is headquartered in Columbus, OH.

Lyric Opera of Chicago provides live theatrical presentations. The company was founded by Carol Fox, Nicola Rescigno and Lawrence V. Kelly in 1954 and is headquartered in Chicago, IL.

Chicago Bulls owns and operates a professional basketball team. Its activities encompass game and stadium operations, ticket sales and broadcasting. The firm also markets sports apparel, headwear, memorabilia and gift cards. The company was founded by Dick Klein in 1966 and is headquartered in Chicago, IL.

Chicago White Sox Ltd. owns, operates, and manages professional baseball franchise. It offers sports merchandise, collectible items, and tickets. The company was founded by Charles Albert Comiskey in 1900 and is headquartered in Chicago, IL.

Part of Sally Beauty Holdings, Inc., Sally Investment Holdings LLC distributes cosmetics, hair care and skin care goods and styling appliances.

Sally Holdings LLC engages in the distribution and retail of beauty products to salons and professional cosmetologists. The company was founded in 2006 and is headquartered in Denton, TX.

Atlantic Premium Brands, Ltd. engages in processing, marketing and distributing of branded and unbranded food products. It distributes and markets its products under the brand name Blue Ribbon. The firm's products include smoked sausages, bacon and packaged and sliced luncheon meats. Its subsidiary Carlton, manufactures a variety of smoked sausage products which include products sold by Blue Ribbon and Potter Sausage under the J.C. Potter brand name. The company was founded on September 1, 1991 and is headquartered in Northbrook, IL.

Network Services Co. distributes janitorial and sanitary paper products. The firm serves the healthcare, commercial real estate, foodservice operations, grocery, industrial packaging, commercial print, public sector and hospitality markets. It offers systems, which include reporting, analytics and netsupply 2.0. The company was founded in 1968 and is headquartered in Schaumburg, IL.

North American Corp. of Illinois supplies industrial paper, packaging, and cleaning supplies and equipment. The company is headquartered in Glenview, IL.

Sempra Generation LLC operates and maintains power plants and energy infrastructure for competitive markets. Its power plants produce electricity for wholesale electricity markets. The firm holds natural gas transmission capacity and engages in derivative swap transactions. The company was founded in 1998 and is headquartered San Diego, CA.

Sempra International LLC distributes energy and operates in competitive energy markets of the Americas. It develops, build, and operates energy infrastructure assets, and distribute natural gas and electricity. The company was founded on November 7, 2011 and is headquartered in San Diego, CA.

Part of Sempra, Sempra Global, Inc. develops energy infrastructure, operates utilities, and provides related products and services. The company is based in San Diego, CA.

Part of Sunoco LP, Susser Petroleum Partners GP LLC is a company that wholesales motor fuels. The company is based in Houston, TX. Joseph Kim has been the CEO of the company since 2018.

The Leukemia & Lymphoma Society, Inc. operates as the world's largest voluntary health organization dedicated to funding blood cancer research, education and patient services. The firm provides treatment for , lymphoma, Hodgkin's disease and myeloma, and improve the quality of life of patients and their families. It identifies and funds the most promising blood cancer research projects and forges partnerships with academic institutions, biotechnology and pharmaceutical companies to accelerate the development of new therapies. The company is headquartered in Rye Brook, NY.

Stripes LLC owns and operates convenience stores. It also offers its own line of products such as quesadillas, tacos, specialty drinks, and coffee. The company was founded in 1938 and is headquartered in Corpus Christi, TX.

Sempra U.S. Gas & Power LLC provides energy distribution services. The firm develops renewable energy and natural gas projects. It also operates natural gas storage facilities, pipelines, and distribution utilities. The company is headquartered in San Diego, CA.

CITGO Petroleum Corp. engages in refining, transporting, and marketing of transportation fuels, lubricants, and petrochemicals products. It offers retail gasoline, diesel fuel, jet fuel, lubricants, petrochemicals, and other petroleum-based industrial products. The company was founded by Henry L. Doherty in 1910 and is headquartered in Houston, TX.

7-Eleven, Inc. engages in the operation and owning of convenience stores. Its products include sandwiches, salads, side dishes, cut fruit and protein boxes, as well as pizza, chicken wings, and mini beef tacos. The company also offers beverages such as coffee and tea, cold pressed juices, beer and wine, energy shots and drinks, big gulp, and Slurpee. The company was founded by Joe C. Thompson Jr. in 1927 and is headquartered in Irving, TX.

Susser Holdings LLC operates retail convenience stores. It also distributes motor fuel through its wholesale fuel division. The firm operates its stores in Texas and Oklahoma. The company was founded in 1938 and is headquartered in Corpus Christi, TX.