The United States is India's 3rd-largest source of Foreign Direct Investment with cumulative FDI inflows of USD 70.65 billion from April 2000 to March 2025, reflecting sustained American business confidence in Indian market. American companies across diverse sectors maintain substantial operations in India. Major US investments span technology (Google/Alphabet has major R&D centers in Bengaluru, Hyderabad employing thousands; Microsoft significant India operations including development centers; Apple expanding manufacturing through partners; Amazon major e-commerce platform and cloud services provider AWS; Meta/Facebook has large user base and development presence; Intel, Qualcomm, and other semiconductor companies have design centers; numerous other US tech companies), consulting and IT services (IBM major presence; Accenture large operations; Big Four accounting firms PwC, Deloitte, KPMG, Ernst & Young have extensive operations; McKinsey, BCG, Bain have India offices), consumer goods and FMCG (Coca-Cola and PepsiCo major operations with manufacturing, distribution, marketing; Procter & Gamble manufactures and markets consumer products; Johnson & Johnson in healthcare and consumer goods; Colgate-Palmolive; Kimberly-Clark; and others), retail and e-commerce (Walmart acquired Flipkart, India's leading e-commerce platform, for USD 16 billion, one of largest foreign investments in India; Amazon invested billions in Indian e-commerce), financial services (Citigroup, JPMorgan Chase, Goldman Sachs, Morgan Stanley have investment banking, financial services operations; Mastercard, Visa dominate card payments; American Express; insurance companies), oil and gas (ExxonMobil explored partnerships; Chevron interested in opportunities; oil services companies), automotive (while Ford and General Motors scaled back manufacturing, auto components suppliers and technology providers maintain presence), aerospace and defense (Boeing significant engagement including defense partnerships, commercial aircraft sales, manufacturing plans; Lockheed Martin engaged in defense projects; Raytheon Technologies; GE Aerospace), pharmaceuticals and healthcare (Pfizer, Merck, Abbott, Johnson & Johnson manufacture and market pharmaceuticals and healthcare products), manufacturing and industrial (General Electric major presence in power, aviation, healthcare, renewable energy; Honeywell in aerospace, building technologies, industrial solutions; 3M in diversified manufacturing; Caterpillar in construction and mining equipment), and many others. Conversely, Indian investment in US substantial with Indian companies including IT services firms (TCS, Infosys, Wipro, Tech Mahindra, HCL employ tens of thousands of Americans), pharmaceuticals (Dr. Reddy's, Sun Pharma, Cipla, Aurobindo have US operations), manufacturing (Tata Group companies including Tata Steel, Tata Motors' Jaguar Land Rover; ArcelorMittal though Mittal family; and others), and various other sectors contributing to US economy and employment. India offers attractive opportunities for American investors in technology and digitalization (artificial intelligence, cloud computing, cybersecurity, fintech, edtech, healthtech - India's digital transformation and tech-savvy population create opportunities for US technology companies), manufacturing (Production Linked Incentive schemes in electronics, pharmaceuticals, automotive, textiles, and other sectors provide incentives; India's large market and improving infrastructure attractive for manufacturing), renewable energy and sustainability (solar, wind, battery storage, green hydrogen, electric vehicles - India's ambitious clean energy targets create opportunities for US clean energy companies and technology), infrastructure (airports, metro systems, highways, ports, urban infrastructure - India's USD 1.4 trillion National Infrastructure Pipeline creates opportunities for US engineering, construction, equipment companies), defense and aerospace (India's defense modernization and indigenization under Make in India; opportunities for US defense companies with technology transfer, joint ventures, local manufacturing), pharmaceuticals and healthcare (drug development, manufacturing, clinical research, medical devices, hospital chains - India's growing healthcare market and pharmaceutical expertise), financial services and fintech (insurance, asset management, payments, lending, insurtech, neobanks - India's digital payments revolution and financial inclusion drive), education (US universities exploring Indian campuses, partnerships, online education; opportunities in K-12 education, test preparation, skills training), e-commerce and retail (despite FDI restrictions, opportunities in marketplaces, omnichannel retail, supply chain, logistics), agriculture technology and food processing (precision agriculture, agritech, food processing, cold chain - opportunities to improve agricultural productivity and reduce waste), electric vehicles and batteries (India's EV transition; opportunities in EV manufacturing, charging infrastructure, battery technology), semiconductors and electronics (India's semiconductor manufacturing ambitions under PLI; opportunities in chip design, fabrication, assembly, testing, packaging), data centers and cloud infrastructure (growing demand for cloud services, data storage; opportunities in hyperscale data centers), and various other sectors. The embassy and US consulates provide investment facilitation services through Commercial Service including market intelligence, business matchmaking, regulatory guidance, advocacy, and connections to Indian partners. SelectUSA program promotes US states and cities to Indian investors. US-India Business Council (USIBC) major bilateral business forum supporting US-India commercial relations. Key investment policy issues include market access, FDI restrictions in certain sectors (retail, defense, insurance have caps and conditions being gradually liberalized), regulatory environment and ease of doing business (India improving but challenges remain), taxation (tax policy area of business concern and government engagement), intellectual property protection, data localization requirements, and technology transfer. US-India CEO Forum and Commercial Dialogue provide platforms for business and policy engagement on investment climate and bilateral economic cooperation.