Business services

Founded in 1991, the company has more than 45 professionals across three Illinois offices and serves public and private clients in 24 states.

Omega Compliance specializes in social compliance, auditing and supply chain integrity, with expertise across sourcing hubs in China, South Asia, Southeast Asia and Turkey.

Mehdi Iraqi, managing director, limited partner services, will Advent's new office.

D&G Security Systems designs, installs and maintains intruder alarms, CCTV, access control, security lighting and fire alarms for domestic, commercial and industrial customers.

Harley Haddow is an Edinburgh-headquartered engineering consultancy specializing in mechanical, electrical, geotechnical, civil, structural and fire engineering.

Industrial Door Systems maintains and repairs roller shutters, doors, gates, barriers and fire doors for commercial, industrial and public sector sites across the UK.

The national trial firm, founded in 1997, represents insurers and corporate clients through more than 550 attorneys across 43 offices in 23 states.

The bipartisan government relations firm, founded in 2010, serves more than 300 clients from offices in Washington, DC, Portland and Los Angeles.

Founded in 2017, Edmond, Oklahoma-based Exterior Solutions Group provides roof replacement, restoration and facility maintenance to K-12 public school districts, colleges and commercial property owners.

VDK Groep is a Netherlands-based technical installation services group operating across the Netherlands, Germany, Austria, Switzerland and Sweden.