David Sparks also known as Heavy D, (born January 5, 1985) is an American philanthropist, internet personality, helicopter pilot, world record holder, custom vehicle builder, monster truck driver and author.

[2] He showed an interest in vehicles from a young age, with Auto mechanics being one of his favorite subjects in high school.

[8] He began his tertiary education at Weber State University at age 21, where he studied welding, mechanics, and fabrication,[9] he withdrew from school after having spent a semester, to kick off his own business.

[8] He started his career splitting time between 2 different occupations; director of marketing for Rockwell Watches, a Utah based watch started by one of his longtime friends Rich Eggett and operating heavy machinery for his uncle and mentor's construction firm before launching his own excavation business.

[22][23] Some of his other stunts are using a flamethrower to thaw a helicopter,[24] driving multiple different vehicles long distances while tipped up on only 2 wheels, and an attempt at jumping a truck from plane; which was canceled due to safety concerns.

He also has mentioned his intention of bringing the Badger FCEV along with electric UTV's and Personal Watercraft to the market under a new brand, EMBR Motors.

He participated in 2 episodes of motorsport event Monster Jam; in seasons 16 and 17, alongside Adam Anderson and Grave Digger.

[35] He hosts the annual Heavy Academy conference, where he lectures participants about business strategies and how to inculcate them into their ventures.

[39] In 2022, he helped the family of late pilot Wayne Wirt extract the remains of the latter's body,[40] as well as the wreckage of his ill-fated airplane the Mount Jefferson Wilderness, after the family had taken to the internet solicit for help due to the high cost of a professional extraction.

[12] He threw out the ceremonial first pitch of the Major League Baseball game between the Baltimore Orioles and the Detroit Tigers on 18 May 2017.