# Fortinet assembles key site it needs for big South Bay expansion > Source: > Published: 2026-06-26 13:02:40+00:00 **Getting your** [Trinity Audio](//trinityaudio.ai)player ready...SUNNYVALE — Fortinet has scooped up two more Sunnyvale properties, deals that have enabled the tech company to collect enough sites in the right places so it could potentially expand its campus headquarters complex in a big way. In the most recent known deal, Fortinet paid $15 million in cash for commercial sites at 140 and 144 Commercial St. in Sunnyvale, documents filed on June 23 with the Santa Clara County Recorder’s Office show. The [latest purchase has given Sunnyvale-based Fortinet control of several unassuming properties](https://www.mercurynews.com/2026/03/04/tech-economy-jobs-property-build-fortinet-real-estate-develop-work-web/) that are directly across the street from the cybersecurity company’s [new headquarters complex](https://www.mercurynews.com/2018/05/15/fortinet-collects-sunnyvale-properties-big-headquarters-expansion-google-apple-facebook/), which is at 909 Kifer Road. With the latest purchase, Fortinet has spent $623.9 million to buy properties in Sunnyvale, Santa Clara and Union City over the last several years, a review of real estate records in the Bay Area shows. This consists of $398.7 million for parcels in Sunnyvale and Santa Clara and $225.2 million for sites in Union City. Fortinet’s [largest property purchase in the Bay Area](https://www.mercurynews.com/2024/01/30/fortinet-tech-santa-clara-texas-instruments-south-bay-buy-real-estate/) appears to be its $192 million deal in 2024 for a 27-acre Texas Instruments campus at 3833 Kifer Rd. in Santa Clara. The seller in the latest deal was an affiliate controlled by [Olander Co.](https://www.olander.com/about-us), which makes fasteners such as nuts, bolts, washers and screws. Over the 12 months that ended in March 2026, Fortinet posted a profit of $1.95 billion on revenue of $7.11 billion, according to the Yahoo Finance website. During 2025, Fortinet reported profits of $1.85 billion on revenue of $6.8 billion.