Sir Fuego (as a member of The Master Taíno Leather Family at a national level) is a dominant Puerto Rican leatherman living in San Francisco, California and an active Associate volunteer at The 15 Association for the last four years. He is also a member of the Dungeon Monitors Association and is certified by the American CPR Association (2016).

He first met Master Taíno in 2006 at the Folsom Street Fair.  They formed an instant friendship and stayed in touch during Master Taíno's frequent trips back to San Francisco.  In 2012, after one of Master Taino's training events at the The Citadel, Sir Fuego was invited to DC to attend the TESFest and IML in Chicago.  Sir Fuego returned to DC later on to attend the Master/slave Conference 2012, where he was bestowed the title "Sir" by Master Taíno and invited to join his Leather Family. Sir Fuego is extremely proud of being a member of the Master Taíno Leather Family, along doing so, lucky to have met so many wonderful kinksters in the M/s community nationwide he now considers friends.

He is a proud resident of a city that has one of the strongest and largest pansexual BDSM and M/s communities in the world, fully participating in various forms of sensational experiences. He has been a part of The Citadel, San Francisco's foremost leather dungeon, since 2005 as a member of its advisory committee and a key advisor to The Citadel on professional matters concerning the revitalization of the venue and its relation to civic affairs and the leather community, including LGBT and pansexual newcomer kinksters and welcoming the Generation LGBTQIA community in San Francisco.

He has also been involved locally with San Francisco organizations such as the The Leather Alliance, Leatherman’s Discussion Group, Gear Up, Leather Levi Weekend, Leather Alley at San Francisco Pride, Up Your Alley and Folsom Street Fair (including providing educational and sensational public demonstrations, as well as mentoring newcomers and promoting educational programs. He has also supported the formation of other leather social venues such as Edges and The Looking Glass.

Otherwise, he is a professional in the federal construction management industry "in between jobs".