PR News

Lachlan Johnston and Tom Callachor team up to launch new consultancy

Written by Telum Media | Jul 10, 2026 1:19:10 AM

Lachlan Johnston and Tom Callachor have come together to launch Sedgwick Advisers, a new Australian-based reputation management, strategic communications, and public affairs advisory firm.

Sedgwick Advisers offers a range of services spanning strategic communications and reputation management, crisis and issues management, litigation and investigation support, regulatory and government affairs, and executive positioning and stakeholder engagement.

The pair bring more than 55 years’ combined experience, having previously advised ASX-listed companies, private organisations, industry bodies, and high-profile individuals.

A journalist turned communications professional, Lachlan has more than 30 years’ experience, with roles in Australia and the UK. He has held senior positions at companies including Woolworths Group, Morrow Sodali, Qantas, and AMP.

Tom brings more than 25 years’ experience in public affairs, regulation, and communications, spanning sectors including gambling, entertainment, sport, and healthcare. He has also spent part of his career as an ASX executive and in government as Chief of Staff to several ministers.