The next board shows some real cases from organizations that have done use of Operational Research so as profits and/or savings gotten thanks it.
| Organization | Application | Year | Yearly savings |
| The Netherlands Rijkswaterstaat | Development of the national politic of water management, including mixture of new facilities, operations' procedures and financing | 1985 | $15 millions |
| Monsanto Corp. | Production's operations optimization to obey goals with a minimum cost | 1985 | $2 millions |
| Weyerhauser Co. | Optimization of trees felling in wooden products to maximize production | 1986 | $15 millions |
| Electrobas/CEPAL Brasil | Optimal allocation of hydraulic and thermic resources in the national energy generation system | 1986 | $43 millions |
| United Airlines | Programming of work turns at book offices and airports to obey the customer needs with a minimum cost | 1986 | $6 millions |
| Citgo Petroleum Corp. | Optimization of refinement, offer, distribution and commercialization of products operations | 1987 | $70 millions |
| SANTOS, Ltd., Australia | Optimization of investments capital to produce natural gas during 25 years | 1987 | $3 millions |
| Electric Power Research Institute | Administration of oil and coal inventories for the electric service with the aim of balancing inventories' costs and risks of remainings. | 1989 | $59 millions |
| San Francisco Police Department | Optimization programming and assignment of Patrol's officers with a computed system | 1989 | $11 millions |
| Texaco Inc. | Optimization of available ingredients mixture in order to gasoline products fulfill the sales and quality requests | 1989 | $30 millions |
| IBM | Integration of a national spareparts inventory net to improve the service support | 1990 | $20 millions + $250 millions in minor inventory |
| U.S. Military Airlift Command | Rapidity in the airplanes, crew, load and passengers coordination to drive the evacuation by air in the "Desert Storm" project in the Middle Orient | 1992 | Victory |
| American Airlines | Design of a pricing, over-saleses and coordination of flights structures system to improve the usefulness | 1992 | $500 millions of additional revenue |
| Yellow Freight System, Inc. | Optimization of the design of a national transporting net and the programming of shipment routes | 1992 | $17.3 millions |
| New Haven Health Dept. | Design of an effective program of needles change to combat the AIDS contagion | 1993 | 33% less of contagions |
| AT&T | Development of a system based in PC to drive the clients of business in the design of the calls center | 1993 | $750 millions |
| Delta Airlines | Profit maximization by the assignment of the airplanes types in 2,500 national flights | 1994 | $100 millions |
| Digital Equipment Corp. | Reorganization of all suppliers's chain among suppliers, plants, centers of distribution, potential places and market areas | 1995 | $800 millions |
| China | Selection and optimum programming of mass projects to obey with future energy needs of the country | 1995 | $425 millions |
| Cuerpo de defensa de Sudáfrica | Optimal redesign of the size and form of the National Corps Defense and his weapons system | 1997 | $1.100 millions |
| Procter and Gamble | Redesign of the North American production and distribution system to reduce costs and to improve the incoming rapidity to the market | 1997 | $200 millions |
| Taco Bell | Optimum employees programming to provide the service to desired clients with a minimum cost | 1998 | $13 millions | Hewlett-Packard | Redesign of security inventories' size and location at printer production line to obey the production goals | 1998 | $280 millions of additional revenue |