ATWILL, LLC
JACKSONVILLE, FLORIDA

Based out of Jacksonville, Florida, ATWILL, LLC is a forward-thinking technology firm specializing in software development for email systems and message transfer agents (MTAs). Founded on October 28, 2007, the company has since carved out a niche as an innovator in designing high-performance solutions. Their roots trace back over twenty years to Quiksoft Corporation, where pivotal work on the EasyMail series formed the basis of advanced SMTP, POP3, IMAP4, and mail storage functionalities today. ATWILL's key product, SMTPExpress, marked a bold move into creating a C++ 32-bit message transfer agent capable of handling high-volume email dispatches. Building upon this original groundwork, its Pro version introduced optimizations for heightened IO performance and implemented rules to moderate email delivery across different domains better. The company continually evolved by merging the robust capabilities of both C++ and .Net technologies in developing their latest MTA-blending these language strengths with inline assembly at the core has boosted both efficiency and ease of management. With its headquarters strategically located at 9001 Forest Acres Lane, Jacksonville, FL, ATWILL maintains a strong online presence through [atwill.com](http://www.atwill.com). Legally registered in Florida under the Business License number L07000110381, ATWILL's commitment to transparency is evidenced by their most recent annual report as of January 8, 2024, for operations concerning that year. Reinforcing its role within the industry, they have also been identified with Fei Number 261444892. As ATWILL continues on its path, it remains dedicated to pushing technological boundaries in email system development.