WhiteHawk Energy LLC has acquired $100 million in institutional investor funding to be used in buying mineral and royalty assets in shale plays in the United States.

An initial $20 million would fund closing of a purchase of Haynesville Shale mineral and royalty assets covering 375,000 gross unit acres. The Haynesville assets are being bought from Mesa Minerals Partners II, LLC located in northwestern Louisiana and eastern Texas.

In January, the company said it had entered a deal to acquire a package of Haynesville Shale mineral and royalty assets for up to $105 million.

The funds can be utilized to fund additional “top tier” acquisitions as the company continues to grow, WhiteHawk said.

WhiteHawk owns mineral and royalty interests in the Marcellus Shale and...