The Savannah-based congressman has two press conferences planned on Thursday and more events on Friday including a big-dollar "kick off reception" that evening, according to GaPundit.com.

The congressman has long been expected to run for the seat held by retiring Sen. Saxby ChamblissClarence (Saxby) Saxby ChamblissFormer Georgia Sen. Max Cleland dies at 79 Effective and profitable climate solutions are within the nation's farms and forests Live coverage: Georgia Senate runoffs MORE (R-Ga.), and raised nearly $850,000 in the last fundraising quarter as he geared up for a campaign.

ADVERTISEMENT

He will join Reps. Paul BrounPaul Collins BrounHundreds apply to fill Isakson's Senate seat in Georgia Joe Lieberman's son running for Senate in Georgia California lawmaker's chief of staff resigns after indictment MORE (R-Ga.) and Phil GingreyJohn (Phil) Phillip GingreyEx-Tea Party lawmakers turn heads on K Street 2017's top health care stories, from ObamaCare to opioids Beating the drum on healthcare MORE (R-Ga.) in the race. Rep. Tom Price (R-Ga.) is expected to make a decision later this month on the race, and a handful of self-funding businessmen as well as former Georgia Secretary of State Karen Handel (R) are also considering campaigns, though Handel is unlikely to run if Price does.