Household Professional Services Sector

Birchtech

Market Cap: US$42.1m

Provides specialty activated carbon technologies for air and water purification in the United States.

Copper Intelligence

Market Cap: US$41.6m

Operates as a copper exploration and production company.

Star Equity Holdings

Market Cap: US$41.2m

Operates as a diversified multi-industry holding company in Australia, the United States, the United Kingdom, and internationally.

Odyssey Marine Exploration

Market Cap: US$40.0m

Odyssey Marine Exploration, Inc., together with its subsidiaries, discovers, validates, and develops seafloor mineral resources including polymetallic nodules for battery metals and subsea phosphate deposits for fertilizers.

Green Impact Partners

Market Cap: CA$54.0m

Provides water, waste, and solids treatment and recycling services in Canada and North America.

Youlife Group

Market Cap: US$38.3m

Operates as a blue-collar lifetime service provider in the People’s Republic of China.

Aeries Technology

Market Cap: US$37.3m

Provides professional and technology consulting services in North America, the Asia Pacific, and internationally.

Zenta Group

Market Cap: US$34.7m

Engages in the provision of industrial park consultation and business investment consultation services; and sale of fintech products and services in Macau and the People’s Republic of China.

Aquirian

Market Cap: AU$49.1m

Engages in manufacture and supply of energetics, development of technology and innovative products, provision of equipment, onsite field services, workforce and training solutions to the mining and resources industry in Australia.

BioRem

Market Cap: CA$48.3m

A clean technology engineering company, designs, manufactures, distributes, and sells air pollution control systems that are used to eliminate odors, volatile organic compounds, and hazardous air pollutants.

Sentinel Holdings

Market Cap: US$33.4m

Through its subsidiaries, provides professional security personnel and services.

BluMetric Environmental

Market Cap: CA$46.7m

Provides sustainable solutions for environmental issues in Canada, the United States, and internationally.

Freelancer

Market Cap: AU$47.3m

Operates a freelancing and crowdsourcing marketplace in Australia.

Royalty Management Holding

Market Cap: US$32.3m

A royalty building company, acquires and develops assets in various markets environments.

Nixxy

Market Cap: US$30.9m

Engages in telecommunications services, data infrastructure, and related platform in the United States and internationally.

Carbon Streaming

Market Cap: US$30.9m

A carbon credit streaming and royalty company, focuses on creating shareholder value primarily through the acquisition and sales of carbon credits.

PyroGenesis

Market Cap: CA$42.8m

Designs, develops, manufactures, and commercializes plasma processes and solutions worldwide.

HiTech Group Australia

Market Cap: AU$42.3m

Provides recruitment services for permanent and contract staff to the information and communications technology (ICT) industry in public and private sectors in Australia.

Easy Environmental Solutions

Market Cap: US$29.4m

Operates, designs, manufacturers, and sells modular biorefineries in the United States.

Clean TeQ Water

Market Cap: AU$41.6m

Provides metals recovery and water treatment solutions for governments and companies in Australia.

Environmental Clean Technologies

Market Cap: AU$41.6m

Engages in the research, development, and commercialization of technologies for energy and resource sectors in Australia.

Ashley Services Group

Market Cap: AU$40.9m

Provides labor hire, recruitment, and training services in Australia.

Quest Resource Holding

Market Cap: US$28.4m

Provides solutions for the reuse, recycling, and disposal of various waste streams and recyclables in the United States.

CHAR Technologies

Market Cap: CA$38.4m

Engages in converting woody materials and organic waste into renewable gases and biocarbon.

E-Power

Market Cap: US$26.6m

Engages in the manufacture and sale of graphite anode material for use in EVs and other lithium-ion batteries.

Acco Group Holdings

Market Cap: US$26.4m

Through its subsidiaries, operates as an IT-driven corporate service provider in Hong Kong and Singapore.

FIH group

Market Cap: UK£19.4m

Through its subsidiaries, provides retailing, property, automotive, insurance, tourism shipping, and fishing agency services in the Falkland Islands and the United Kingdom.

Knightscope

Market Cap: US$25.4m

Designs, develops, manufactures, markets, deploys, and supports autonomous security robots (ASR) in the United States.

Northstar Clean Technologies

Market Cap: CA$34.8m

A clean technology company, focuses on the recovery and reprocessing of asphalt shingles in North America.

PlasCred Circular Innovations

Market Cap: CA$34.7m

Focuses on the recycling plastic waste materials in Canada.

Perpetuals.com

Market Cap: US$24.2m

Operates as a financial technology company combining blockchain infrastructure and artificial intelligence to transform digital asset trading.

Caldwell Partners International

Market Cap: CA$33.0m

Provides candidate research and sourcing services in Canada, the United States, and Europe.

GEE Group

Market Cap: US$23.2m

Provides human resources solutions in the United States.

Seafarer Exploration

Market Cap: US$22.2m

Engages in the archaeologically sensitive exploration, documentation, recovery, and conservation of historic shipwrecks.

Lichen International

Market Cap: US$22.2m

An investment holding company, provides financial and taxation, education support, and software and maintenance services in the People’s Republic of China.

Baiya International Group

Market Cap: US$21.5m

Through its subsidiaries, provides job matching, entrusted recruitment, project outsourcing, and labor dispatching services to business enterprises and organizations in China.