SiaXperience (Sia Partners) Acquires New York-based Creative Agency Addison

Sia Partners Acquires Notion Consulting

January 23, 2024

Consulting

Sia Partners has acquired Notion Consulting, a US-based strategic leadership and organizational change consultancy of about 25 experts. The deal expands Sia Partners' change management and organizational capabilities in the United States and strengthens its coast-to-coast business transformation offering.

ZS Acquires Digital Additive

June 11, 2024

Marketing & Advertising

ZS, the Evanston, Illinois-based management consulting and technology firm, has acquired Digital Additive, an Atlanta-based Salesforce-focused digital marketing agency. The acquisition strengthens ZS's end-to-end customer engagement capabilities, bolstering its digital data and analytics, customer orchestration and marketing activation offerings.

Trilantic North America Acquires Addison Group from Odyssey Investment Partners

January 4, 2021

Staffing & HR

Trilantic North America has acquired Addison Group, a Chicago-based professional services firm specializing in talent solutions and consulting, from Odyssey Investment Partners. Financial terms were not disclosed; Addison operates across technology, finance & accounting, healthcare and digital marketing and employs over 2,200 professionals across more than 32 U.S. offices.

Sia Partners Acquires Ready Set Rocket

July 17, 2024

Marketing & Advertising

Sia Partners has acquired Ready Set Rocket, a full-service digital agency, to expand its creative, design and digital capabilities in the U.S. The acquisition strengthens Sia Partners' SiaXperience offering and helps the firm scale creative and digital services on the East Coast; terms were not disclosed.

R/GA Acquires AI System Design Studio Addition

July 23, 2025

AI & Machine Learning

R/GA has acquired Addition, an AI system design and development studio founded in 2021, to bolster its AI-enabled creative capabilities. The deal — R/GA's first acquisition since becoming an independent, privately held company (in partnership with Truelink Capital) — is intended to expand the agency's AI talent, products, and services for enterprise clients.

TUX Creative Acquires L.A.-based Another Creative

February 20, 2024

Marketing & Advertising

TUX Creative has acquired Los Angeles-based agency Another Creative, bringing the entire Another Creative team and founder Chelsea Matthews into TUX’s U.S. leadership as Vice President of Creative and Partner. The deal expands TUX’s U.S. presence, adds high-profile clients (including Nike, Perry Ellis and YouTube) and increases TUX’s creative and production capabilities.