Software - Get Corporate Office Addresses, Company Details & Contact Info

Paychex

About Paychex, Inc. (NASDAQ: PAYX) is a publicly traded leading provider of integrated human capital management (HCM) solutions — payroll, benefits, HR, and insurance services — headquartered at 911 Panorama Trail South, Rochester, New York 14625. Paychex was founded in 1971 by Tom Golisano in Rochester, New York with $3,000 and a focus on providing payroll services to small businesses. The company went public in 1983 and has since expanded to a full suite of HCM services, AI-powered technology, and HR advisory solutions for businesses across the US, Germany, and Denmark. Paychex operates from its Rochester, NY campus alongside 100+ offices nationwide. Its fiscal year runs June 1 through May 31. In fiscal year 2025 (ended May 31, 2025), Paychex

ADP LLC

About ADP, LLC is a wholly owned subsidiary of Automatic Data Processing, Inc. (NASDAQ: ADP), both headquartered at 1 ADP Boulevard, Roseland, New Jersey 07068 — a 51-acre campus built in 1983 in Essex County, NJ. Founded in 1949 by Henry Taub in Paterson, NJ, ADP pioneered outsourced payroll and today processes $3.3 trillion in payroll annually for 1.1 million clients across 140+ countries, employing 67,000 people worldwide. For fiscal year 2025 (year ended June 30, 2025), ADP reported total revenue of $20.6 billion (up 7% YoY), adjusted diluted EPS of $10.01 (up 9%), and client revenue retention of 92.1%. President and CEO is Maria Black (since January 2023); CFO is Peter Hadley; COO is Joe DeSilva. Quick Facts Legal

McAfee

About McAfee, LLC is an American consumer cybersecurity company headquartered at 6220 America Center Drive, San Jose, California 95002, providing antivirus, identity protection, VPN, and online privacy solutions to consumers worldwide. Founded in 1987 by John McAfee as McAfee Associates in Santa Clara, the company went through several ownership changes — including Intel’s acquisition (2011–2017) — before becoming an independent, privately held consumer security company in 2022 following a private equity acquisition led by STG Partners. In January 2023, McAfee also established a regional headquarters at The Star in Frisco, Texas, expanding its US corporate footprint beyond Silicon Valley. Quick Facts Founded 1987 (Santa Clara, CA) Industry Consumer cybersecurity software HQ Address 6220 America Center Drive, San Jose, CA 95002

Norton

About Norton is the world’s leading consumer cybersecurity brand — owned and operated by Gen Digital, Inc. (NASDAQ: GEN), a global cybersecurity holding company formed in September 2022 through the $8.6 billion acquisition of Avast by NortonLifeLock, creating a combined entity with 500M+ users across six brands. Gen Digital’s global headquarters is at 60 East Rio Salado Parkway, Suite 1000, Tempe, Arizona 85281 — where the company has been based since the NortonLifeLock era. Norton’s California roots trace to Symantec Corporation, the cybersecurity giant that owned the Norton brand for decades, headquartered at 350 Ellis Street, Mountain View, California 94043 (and previously at 10201 Torre Avenue, Cupertino, CA). Norton was originally created in 1991 by NortonLifeLock (then known as Symantec)

Gusto

About Gusto, Inc. is an American HR technology and payroll SaaS company headquartered at 525 20th Street, San Francisco, California 94107 — a purpose-designed 55,000 square foot office inside the historic American Industrial Center (Pier 70 area) in San Francisco’s Dogpatch neighborhood, a former shipbuilding hub that blends industrial architecture with modern collaborative workspaces. Gusto was founded in 2012 under the name ZenPayroll by Josh Reeves, Tomer London, and Edward Kim — originally as a simplified payroll platform for small businesses — before rebranding to Gusto in 2015 to reflect its broader expansion into HR, benefits, and compliance services. The company is privately held and has raised over $750 million in venture funding. Gusto’s platform serves 400,000+ small and medium-sized

CACI

About CACI International Inc. is an American Fortune 500 national security and IT solutions company headquartered at 12021 Sunset Hills Road, Reston, Virginia 20190, serving defense, intelligence, and federal civilian government clients. Founded in 1962, CACI reported $8.1B in revenue in fiscal 2024 and employs 25,000+ people globally under CEO John S. Mengucci. Quick Facts Founded 1962 Industry Defense IT, intelligence & federal government services HQ Address 12021 Sunset Hills Road, Reston, VA 20190 NYSE Ticker CACI CEO John S. Mengucci Revenue $8.1B (FY2024) Corporate Phone (703) 841-7800 Website caci.com What Brings You Here? Find the Right Contact CACI government client — contract or service delivery issue Contact your assigned CACI program manager directly. For general inquiries, reach out via