Nynas offers bitumen and naphthenic specialty products for applications that touch people’s lives every day, for example in electrification and road infrastructure. Their core competence is to refine heavy molecules into high-performance, long-lasting specialty products.

O'Connell Electric Company is a full service electrical contractor serving New York State and surrounding regions of the northeast. They maintain fully staffed offices in Buffalo, Rochester, Syracuse and Schenectady. As one of USA's top 50 largest electrical contractors, they cover every major service segment of the electrical industry. They provide comprehensive design-build, construction, service, maintenance, and emergency response services.

O2 Power Private Limited is a renewable energy platform that develops and executes renewable energy projects for distribution utilities and C&I customers in India. It has been jointly established by EQT Infrastructure and Temasek with a total equity commitment of up to US$ 500m over the next five years.

With the Occupational Safety and Health Act of 1970, Congress created the Occupational Safety and Health Administration (OSHA) to ensure safe and healthful working conditions for workers by setting and enforcing standards and by providing training, outreach, education and assistance. The OSH Act covers most private sector employers and their workers, in addition to some public sector employers and workers in the 50 states and certain territories

Oceans of Energy is the first – and only – company in the world that has established a proven offshore solar system which has been operating for more than 3 years at full sea in high waves.

Ofgem is Britain’s independent energy regulator. Their role is to protect consumers now and in the future by working to deliver a greener, fairer energy system.

Okaya has been a symbol of trust and quality in India for 4 decades, and is a pioneer in the battery manufacturing industry. It is with this experience that today, Okaya has entered into the Electric Mobility space, offering solutions from Electric Vehicles and Electric Vehicle Batteries to EV Charging and Battery Swapping solutions.

Introducing Okaya's Power Solutions - Energize the world with their reliable batteries designed for top-notch performance. The brand has been a symbol of trust and quality for years, offering a diverse range of batteries suitable for various applications including Inverter and Solar Tubular Batteries, SMF/VRLA Battery, Solar Batteries, and E-Rickshaw battery solutions.

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.

Omni Cable, LLC (OmniCable) is a premier redistributor of wire and cable, electrical products, and value-added services. OmniCable empowers our industry to be successful by providing an exceptional experience through operational excellence, accuracy and precision, and a partnership approach.

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.

OneSubsea delivers integrated solutions, products, systems and services for the subsea oil and gas market. Our company offers a step-change in reservoir recovery for the subsea oil and gas industry through integration and optimization of the entire production system over the life of the field.

As the province’s largest clean power generator, Ontario Power Generation (OPG) operates one of North America’s most diverse generating fleets. They are now advancing several clean energy innovations, including Small Modular Reactors, low-carbon hydrogen, and energy storage, to help set Ontario and the world on the path to an electrified future, where more aspects of life – from cars to homes and industries – are powered by clean electricity.

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.

OpenSynergy specializes in embedded software development and has been at the forefront of Bluetooth® development for more than 25 years. Blue SDK and RapidLaunch SDK are the Bluetooth industry-renowned solutions for Automotive integrated by OEMs and Tier1s in more than 350 million cars worldwide and broadly adopted in Medical, Industrial, Mobile, and Consumer applications, now deployed in over 1 billion embedded devices.

Opera Electronics Inc. develops and manufactures a range of indoor air quality and gas sensors for buildings. The core applications of the company are vehicle emissions monitoring in car parks, refrigeration gas leak detection, and combustible gas monitoring in HVAC plant rooms.

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.

Orbia is a company driven by a shared purpose: to advance life around the world. Orbia operates in Polymer Solutions (Vestolit and Alphagary), Building and Infrastructure (Wavin), Precision Agriculture (Netafim), Data Communications (Dura-Line) and Fluorinated Solutions (Koura) sectors.

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.

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.

Oso Electric Equipment is engineering the next generation of patent-pending, commercial-grade lawn mowers. And it's all electric.

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

OVO Energy was founded in 2009 and redesigned the energy experience to be fair, effortless, green and simple for all customers. OVO Energy has committed to being a net zero carbon business and achieve bold science-based carbon reduction targets by 2030, while helping members reduce their household emissions at the same time.

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

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