Bloom was previously managing director for the short-term lending division at Masthaven.
James Bloom (pictured) has joined Alternative as divisional director.
Brian Rubins, executive chairman of Alternative, said: “James joining us is a significant and welcome development.
"His deep knowledge of lending and hands-on experience in both development and bridging finance is another step forward in our providing our broker friends and their clients creative, individual service, with the ability to think outside the box when deals do not quite fit.
"We are well funded and enjoy ongoing support from our investors and bankers and James arrives at just the right time to strengthen our management to respond to the challenges and opportunities of Brexit.”
Bloom said of his appointment: “I am delighted to join the leadership at Alternative.
"Brian, Jonathan, Stephen and Allan are a formidable team who share my passion and vision for sensible growth built on sound foundations with delivering unparalleled service being key.
"Putting our joint skills together will provide an even better experience for our broker partners and clients.
"I am very much looking forward to the months and years ahead; this is a very exciting chapter in my career in this great industry.”
This follows the news yesterday that Bloom left Masthaven after three years, where he was managing director for their short-term lending division.