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ENDATA · Copyright (c) 2026 Endata · Data: CEPII BACI (Etalab 2.0), Federal Reserve G.17, U.S. BLS, Eurostat, World Bank (CC BY 4.0), GLEIF, SEC EDGAR; announcements summarized from the linked sourcesProspects Companies Sectors Announcements Countries

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INDUSTRIAL MARKET INTELLIGENCE

INDUSTRIAL MACHINERY273.5▲ +4.87%AUTOMATION AND ROBOTICS348.5▲ +10.05%PUMPS AND VALVES401.5▲ +2.64%MATERIAL HANDLING340.7▲ +3.73%FOOD PROCESSING EQUIPMENT394.8▲ +4.07%STEEL AND METAL PRODUCTS344.9▲ +29.04%SPECIALTY CHEMICALS256.3▲ +5.14%PLASTICS AND POLYMERS327.5▲ +5.94%PACKAGING506.1▲ +8.86%INDUSTRIAL TEXTILES185.9▲ +3.45%ELECTRICAL EQUIPMENT256.3▲ +8.77%SEMICONDUCTORS AND INDUSTRIAL ELECTRONICS75.3▲ +26.02%AUTOMOTIVE COMPONENTS134.7▲ +3.13%AEROSPACE COMPONENTS291.0▲ +2.38%MEDICAL DEVICES146.2▲ +4.99%CONSTRUCTION MATERIALS262.9▲ +4.08%HVAC AND INDUSTRIAL REFRIGERATION243.3▲ +5.55%POWER GENERATION EQUIPMENT289.6▲ +3.63%WATER TREATMENT EQUIPMENT152.1▲ +2.68%MINING EQUIPMENT462.3▲ +3.56%INDUSTRIAL MACHINERY273.5▲ +4.87%AUTOMATION AND ROBOTICS348.5▲ +10.05%PUMPS AND VALVES401.5▲ +2.64%MATERIAL HANDLING340.7▲ +3.73%FOOD PROCESSING EQUIPMENT394.8▲ +4.07%STEEL AND METAL PRODUCTS344.9▲ +29.04%SPECIALTY CHEMICALS256.3▲ +5.14%PLASTICS AND POLYMERS327.5▲ +5.94%PACKAGING506.1▲ +8.86%INDUSTRIAL TEXTILES185.9▲ +3.45%ELECTRICAL EQUIPMENT256.3▲ +8.77%SEMICONDUCTORS AND INDUSTRIAL ELECTRONICS75.3▲ +26.02%AUTOMOTIVE COMPONENTS134.7▲ +3.13%AEROSPACE COMPONENTS291.0▲ +2.38%MEDICAL DEVICES146.2▲ +4.99%CONSTRUCTION MATERIALS262.9▲ +4.08%HVAC AND INDUSTRIAL REFRIGERATION243.3▲ +5.55%POWER GENERATION EQUIPMENT289.6▲ +3.63%WATER TREATMENT EQUIPMENT152.1▲ +2.68%MINING EQUIPMENT462.3▲ +3.56%

Princeville Capital: plants, expansions, contracts and acquisitions · Endata

Princeville Capital

Activity by year

1

202120222023202420252026

Investment

Announcements · 1

May 4, 2021INVESTMENTMenlo Park, California, United States$95.0M
Mainspring Energy raises $95M Series D for linear generator
Mainspring Energy announced a $95 million Series D financing led by Devonshire Investors to accelerate delivery of its Mainspring Linear Generator for commercial, industrial, microgrid and utility customers.
Mainspring Energy Equinor investor Chevron Technology Ventures investor AEP investor Khosla Ventures investor KCK Group investor #Power Generation Equipment mainspringenergy.com

Dealingsⓘ

Invested in

Mainspring Energy2021