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Arq, Inc. produces activated carbon products in North America. The company's products include granular activated carbon, powdered and granular activated carbon, and colloidal carbon products; Arq Powder Wetcake, a fine and low-ash coal waste-derived particle; and additives for air emissions control. Its products are used in various applications, including water treatment, ground water remediation, soil sediments, air emissions, and asphalt additives. The company was formerly known as Advanced Emissions Solutions, Inc. and changed its name to Arq, Inc. in February 2024. Arq, Inc. was founded in 1997 and is headquartered in Greenwood Village, Colorado.

Atlas Blockchain Group Inc. validates transactions on the blockchain. The company also provides co-location, back-up/redundancy IT, telecom equipment, and cloud computing services to small and medium size businesses in Western Canada. In addition, it offers software manufacturing rental facilities to IT startup companies. The company was formerly known as Atlas Cloud Enterprises Inc. and changed its name to Atlas Blockchain Group Inc. in July 2018. Atlas Blockchain Group Inc. is headquartered in Vancouver, Canada.

CANCOM SE, together with its subsidiaries, provides information technology (IT) infrastructure and services in Germany and internationally. The company operates in two segments, Cloud Solutions and IT Solutions. The Cloud Solutions segment offers remote and shared managed services, as well as product and services related to hardware, software, and services. The IT Solutions segment provides a range of services related to IT infrastructure and applications, including IT strategy consulting, project planning and implementation, system integration, and IT procurement through e-procurement services, as well as professional IT services and support. The company offers AHP Enterprise Cloud, which provides mobile and flexible IT workplace environment from the cloud; and development services that focus primarily on software solutions, applications, and architectures, such as cloud computing, mobile solutions, Internet of Things, data analytics, and IT security services. It serves commercial end users comprising small and medium enterprises, large companies and corporations, and public institutions. CANCOM SE was founded in 1992 and is headquartered in Munich, Germany.

Oppenheimer Holdings Inc. operates as a middle-market investment bank and full-service broker-dealer in the Americas, Europe, the Middle East, and Asia. The company provides brokerage services covering corporate equity and debt securities, money market instruments, exchange-traded options and futures contracts, municipal bonds, mutual funds, exchange-traded funds, and unit investment trusts; financial and wealth planning services; and margin lending services. It offers asset management services, including separately managed accounts, mutual fund managed accounts, discretionary portfolio management programs, non-discretionary investment advisory and consultation services, alternative investments, portfolio enhancement programs, and institutional taxable fixed income portfolio management strategies and solutions, as well as taxable and non-taxable fixed income portfolios and strategies. In addition, the company offers investment banking services, such as strategic advisory services and capital markets products; merger and acquisition, equities capital market, debt capital market, debt advisory and restructuring, and fund placement services; and institutional equity sales and trading, equity research, equity derivatives and index options, convertible bonds, event driven sales and trading, and portfolio and electronic trading. Further, it provides institutional fixed income sales and trading, fixed income research, public finance, and municipal trading services; and proprietary trading and investment activities. Additionally, the company offers underwriting, market-making, trust, and discount services, as well as a cloud-based financial market. It serves high-net-worth individuals and families, corporate executives, public and private businesses, institutions and corporations, governments, financial sponsors, and domestic and international investors. Oppenheimer Holdings Inc. was founded in 1881 and is headquartered in New York, New York.