Stenson Tamaddon Acquires Huljev & Associates (R&D Tax Services)

SolomonEdwards Acquires Steele Consulting

December 3, 2024

Accounting & Tax

SolomonEdwards has acquired Steele Consulting, a national tax advisory firm founded by Jay Steele, to expand its accounting and finance operations practice. The deal brings Steele’s tax expertise and its employees into SolomonEdwards’ platform (which is backed by Renovus Capital Partners) to broaden the firm’s tax support across state, local, federal and international jurisdictions.

Ryan Acquires Indigo Consulting Group Ltd

July 6, 2023

Accounting & Tax

Ryan, a global tax services and software provider, has acquired Indigo Consulting Group Ltd, a Hertfordshire-based R&D tax relief consultancy serving the construction industry. Indigo's seven-person team will join Ryan to strengthen the firm's R&D tax relief and innovation funding capabilities across the UK and Europe.

Avania Acquires Hull Associates LLC and Ironstone Product Development (IPD)

October 17, 2023

Healthcare Services

Avania, a global MedTech contract research organization based in the Netherlands, has acquired HULL ASSOCIATES LLC (Boston) and Ironstone Product Development (IPD) (Toronto) to strengthen its engineering design, product development, regulatory, and market access capabilities across medical devices, diagnostics and related product categories. The acquisitions expand Avania's strategic expertise in market access/reimbursement, health economics, early product development, and regulatory strategy to better support MedTech innovators from development through commercialization.

Grant Thornton Advisors Acquires Stax

September 22, 2025

Consulting

Grant Thornton Advisors LLC has acquired Stax, a global strategy consulting firm specializing in commercial due diligence, value creation and exit-planning services. The deal (supported by New Mountain Capital) adds approximately 300 Stax professionals to Grant Thornton Advisors' multinational transaction advisory platform; Blue Point Capital Partners exited the investment.

Ryan Acquires Inspired Corporate Advisory Limited

June 5, 2025

Accounting & Tax

Ryan, a global tax services and software provider, has acquired Northern Ireland-based Inspired Corporate Advisory Limited, a specialist tax advisory and compliance firm focused on R&D, capital allowances and patent box incentives. The deal adds roughly 16 tax professionals and two new offices (Holywood and Dungiven), expanding Ryan's regional capability in Northern Ireland and the Republic of Ireland and strengthening its corporate tax incentives and compliance offering.

Ryan Acquires Australian R&D Tax Credits Firm TCF Services

January 4, 2021

Professional Services

Ryan, a global tax services and software provider, has acquired TCF Services, an Australian R&D tax incentive and government grants consulting firm with offices in Sydney and Melbourne. The acquisition expands Ryan’s Australian presence and R&D tax credit capabilities, adding experienced tax professionals and client relationships to Ryan’s Asia‑Pacific team.