Exhibit 99.1 Williams (NYSE: WMB) One Williams Center Tulsa, OK 74172 News Release 800-Williams www.williams.com DATE: Monday, May 6, 2024 MEDIA CONTACT: INVESTOR CONTACTS: media@williams.com Danilo Juvane Caroline Sardella (800) 945-8723 (918) 573-5075 (918) 230-9992 Williams Delivers Strong First-Quarter Results; Positioned to Hit Top Half of 2024 Financial Guidance Range TULSA, Okla. – Williams (NYSE: WMB) today announced its unaudited financial results for the three months ended March 31, 2024. Business ...