Surge, also known as PT Solusi Sinergi Digital Tbk, is a publicly traded company listed on the Indonesia Stock Exchange (IDX: WIFI) and headquartered in Indonesia. Founded in 2014, the company has approximately 110 employees and reported $17.2M in revenue as of 2023. Functioning as a digital infrastructure and technology provider, the firm operates a nationwide fiber-optic backbone spanning over 10,000 kilometers, primarily integrated along the Indonesian railway network through a strategic partnership with PT Kereta Api Indonesia (KAI). Surge offers a vertically integrated ecosystem that includes wholesale connectivity, providing leased lines and dark fiber, as well as last-mile broadband services such as FTTH and 5G FWA, complemented by localized edge data centers. Beyond telecommunications, the company is involved in transportation-based digital advertising and manages a logistics network of approximately 13,800 fulfillment centers to support regional digital economy growth. Surge collaborates with international technology partners, including NTT East and Nokia, to scale its infrastructure and address the digital divide across Java and Sumatra.