Rob Laidlaw, a well-known Calgary businessman, dies of cancer.

Veteran Calgary businessman Rob Laidlaw  died at his home Sunday morning at the age of  64.

A social media post shared by Laidlaw's family Monday afternoon revealed  that he was diagnosed with small cell lung cancer on January 1.
"Rob was playing golf in Arizona just a month ago. He was admitted to Foothills Hospital on December 1. 19) immediately after returning home. We didn't find out he had been diagnosed with small cell  lung cancer until New  Year's Day.  Just a week ago, we  could never have imagined we would lose him so  soon," the Facebook post  said.
According to Acumen Capital  Partners' website,  Laidlaw's career in investment banking spanned more than four  decades.
He spent 25 of those years with the firm as  a director and  vice president. The company acknowledged Laidlaw's passing in a statement describing him as a mentor and leader who inspired those around  him.
The online tribute also touched on  his business achievements outside the office and his  passion for  life.
"Rob will  be greatly missed, from his quick jokes or  'Hey partner' to his infectious smile and  laugh and  the way he brought people together. He  had a great personality and had a great love for his family, his team at Acumen, and the Calgary  Stampede. After being recognized as an Honorary Life Director  of the Calgary  Stampede, his years of tireless  volunteer work left a huge mark on the city of  Calgary.
Laidlaw volunteered with the Calgary Stampede for decades, served on  the board of directors for 10 years and was later  named an Honorary Life  Director. Among Laidlaw's most notable philanthropic efforts was  his annual  charity event, The Best Damn Stampede Party, which drew thousands of Calgarians each year  to support the Children's Hospital Aid  Society.
News of Laidlaw's death prompted an outpouring of condolences and tributes from friends, acquaintances and business  associates, leaving the  Calgarian family deeply  touched.
"It is truly heartbreaking to see the news of his passing  spread so  widely, while we are still  reeling from his passing, he  will be touched by the many happy memories  of those he loved," the Facebook post  said.
The family  said details  of the celebration of  the life  of the well-known and admired Calgarian will be released in the coming  days. "We are planning a  fitting celebration for someone who lived life to the fullest and was loved by so many."