Oklahoma Electric Cooperative (OEC) is the largest electric distribution cooperative in the state serving consumer members in seven central Oklahoma counties. The purpose is to improve the members’ quality of life through the safe delivery of highly reliable, reasonably priced electric service, innovative energy programs, and exceptional member service.

OlympiaTech Electric is a full-service electrical contracting firm providing design-build and construction services to commercial developers, general contractors, and property owners. They also provide electrical service and maintenance to commercial property owners and management companies.

Omexom makes the energy transition possible - Sustainable solutions in electric power, railways and electrification. Omexom Sweden is part of VINCI Energies- a network of over 80,000 dedicated employees worldwide. Together, they deliver along the entire energy chain to make electricity supply secure, sustainable and efficient - both locally and globally.

Omicron provides their customers worldwide with expertise and innovative solutions to test, analyze and diagnose power equipment in the electrical power industry.

Omicron has successfully executed many prestigious orders by supplying Sophisticated Electronic Instruments and Control Systems. Their expertise covers a wide range of technologies and industries and we have experience of working with customers at all stages of product development.

Oncor Electric Delivery Company LLC, headquartered in Dallas, is a regulated electricity distribution and transmission business that uses superior asset management skills to provide reliable electricity delivery to consumers. Oncor (together with its subsidiaries) operates the largest distribution and transmission system in Texas, delivering power to more than 3.8 million homes and businesses and operating more than 139,000 miles of transmission.

Ontrak Control Systems has been designing and manufacturing serial data acquisition interfaces since 1986. The majority of their business consists of custom design of interfaces for a wide variety of applications including, automotive, medical instrumentation, industrial, SCADA, laser control, vending, and R&D.

Oomi Energia is an electric company that values straightforward services as well as humane customer service. They already have more than 400,000 satisfied customers. They are rooted in local energy companies.

Oorja Technical Services Pvt. Ltd. is a young and dynamic organization, which has grown steadily in the last decade. It has been a front runner in the field of industrial electronics Et electrical and scientific calibration services.

Oplana is a recruitment and consulting company that also has its own manufacturing and training. The business idea is to contribute in an innovative and unconventional way to solving the industry's increasingly complex challenges and resource needs.

OPTI International Corporation is a Power Protection Company with their own brand name (OPTI-UPS) since 1991, and entered the solar power business in 2006 with this brand name, “OPTI-Solar”, focusing on lifestyle and boutique solar products. They offer employees an excellent working environment and great advancement opportunities.

At Orb Energy, they provide a range of solar energy solutions from ground-mounted and rooftop solar PV systems to solar water heating solutions.

Orenda Pulverizers Inc. has been in the size-reduction business since 1996. They design, engineer, manufacture and service pulverizing/micronizing systems. In short, they help their customers make finer, higher-quality powders from polymers and other materials.

Origin is one of Australia's energy companies, exploring, generating and delivering energy to over 4 million customer accounts. Their purpose – getting energy right for the customers, communities and planet – drives everything they do.

With over five decades of experience, Ormat Technologies, Inc. is a leading geothermal company and the only vertically integrated company engaged in geothermal and recovered energy generation (“REG”) as well as Energy storage solutions, with the objective of becoming a leading global provider of renewable energy.

Ormazabal, part of the Velatia group, is a Spanish electrical engineering firm founded in 1967 that designs and manufactures medium‑ & low‑voltage switchgear, transformer substations, protection & control systems, and grid‑digitization solutions.

Oshora offer pioneer solutions and bringing together various technologies from world leaders to meet the IT, Tech Gadgets, Networking & Lifestyle needs of distributed Enterprises. OSHORA.COM strong industry hold and ability to translate customer needs into actions and a highly professional and motivated team have been the key factors in building an ever-growing list of satisfied lists of customers.

OSI Electronics has provided Manufacturing Solutions of the highest quality, reliability, and customer support. They specialise in customised Manufacturing Solutions with the portfolio of services, capabilities, and factory locations needed to provide the customers with a competitive advantage in the global marketplace.

Ostrom is a Certified B Corp™ digital energy management platform based in Berlin that makes green electricity affordable and straightforward for households in Germany.

Oswal Cables is the manufacturer of bare aluminum conductors for overhead power transmission and distribution lines across the nation. OC has successfully developed other verticals and has diversified into manufacturing of Multi-strand Power Conductors, Cables and Power Generation Sector.

Our Next Energy (ONE) is paving the way for an electric future, innovating energy storage technologies that will rapidly expand the world’s ability to access sustainable power for vehicles, renewables, and the grid. It is showing the world what’s possible, rapidly clearing hurdles that stand in the way of mass clean energy adoption: extending range, increasing safety, lowering cost, and, of course, using the cleanest chemistries.

OVT India is the manufacturer of TV set top boxes in India, with our state-of-the-art research and development facility based in Bangalore. Their commitment to innovation and quality has established them as the largest set top box manufacturer in the country.

Owen Electric has delivered top-quality workmanship and outstanding customer service. They remain committed to the safety of their employees, committed to quality and committed to customer service. From the beginning, they have sought to hire the very best people in the industry

Oxxio is the smart energy supplier of 100% green electricity and gas, founded in 2000. They are now the fourth energy supplier in the Netherlands. Oxxio is located in Hilversum and has approximately 220 employees. Oxxio thinks along with customers.

OXYWELD since many years is a reliable partner of many manufacturers and repairers of large and small transformers. Thanks to the quality and high temperature of the flame, this technology can offer many advantages.

OZZ Electric is a full service electrical contractor, specializing in large scale projects as well as high profile design/build work. OZZ Electric is involved in a wide array of diverse and complex projects in the Multi-Residential, ICI, Data Communications & Service markets

Østerbø Maskin AS is located between high mountains in scenic surroundings. Users will find innovative ideas, exciting product developments, and versatile quality machines. Their main areas of focus are: • Import and sale of machines and power units • Design and production of tailored electromechanical products for offshore, aquaculture and industry.

P & S Power Products is a trusted partner in diesel power generation. Since their inception, they have specialized in the design, manufacture, installation, commissioning, and maintenance of top-quality diesel generator sets. Their expertise and commitment to excellence have made them a name in the industry.

PacB Power Solutions is renowned in the industry as a manufacturer of superior quality Industrial Diesel Generators, unbeatable Uninterrupted Power Supplies, cutting-edge Renewable Energy Solutions and reliable Rental Services.

Pace Electricals is one of the pioneer HT/LT Electrical Contractors and Service Providers.