The Center for Sales Strategy Acquires Robertson Lowstuter

Legence Acquires Corporate Sustainability Strategies (CSS)

April 30, 2024

Environmental Services

Legence, a Blackstone portfolio company and North American provider of energy efficiency and sustainability solutions, has acquired Corporate Sustainability Strategies (CSS), a Huntington Beach‑based commercial real estate sustainability consulting firm led by Brenna Walraven. The acquisition will integrate CSS into Legence's RE Tech Advisors business to expand sustainability advisory capabilities, client relationships, and service offerings across the built environment.

Gemini Investors Acquires The Center for Sales Strategy and Sinclair Well Products & Services

July 26, 2022

Professional Services

Gemini Investors announced two new platform investments: it completed an investment in The Center for Sales Strategy (CSS), an outsourced B2B sales and marketing consulting firm, and acquired a majority interest in Sinclair Well Products & Services, a Cerritos, California-based supplier of drilling products and technical engineering services. Gemini intends these as platform investments to expand its portfolio into business services and drilling/industrial supply markets.

Langan Acquires Robert Stephen Consulting

October 7, 2024

Professional Services

Langan Engineering & Environmental Services has acquired Robert Stephen Consulting (RSC), a provider of Integrated Workplace Management Systems (IWMS) and GIS solutions, to expand its digital solutions and space-planning capabilities. The acquisition brings RSC's implementation expertise and staff into Langan's national digital/GIS practice to enhance workplace efficiency, asset management and facilities optimization for clients across corporate, government and healthcare sectors.

Summit Point Leadership LLC Acquires LDR Leadership

December 23, 2025

Professional Services

A veteran-led ownership team, Summit Point Leadership LLC, formed through Rice University's Entrepreneurship Through Acquisition Lab and led by Dan Maxwell, has acquired the business of LDR Leadership LLC. The ceremonial signing occurred on November 11, 2025 and the transaction formally closed on December 23, 2025; LDR Partners LP was the seller and will donate a portion of proceeds to Rice Business.

Rothschild & Co to acquire Livingstone's UK business

October 24, 2019

Financial Services

Rothschild & Co's Global Advisory business will acquire Livingstone's UK business, subject to FCA approval. The deal brings Livingstone's 34‑person UK team — a specialist provider of M&A, debt and special situations advice to UK lower mid‑market private and family‑owned companies — into Rothschild & Co to expand its UK lower mid‑market capability.

Richardson Sales Performance Acquires Challenger

September 16, 2024

Consulting

Richardson Sales Performance, backed by Truelink Capital, has acquired Challenger, the firm behind the Challenger selling methodology. The deal combines Richardson's role-based sales capability offerings with Challenger's research-driven approach and technology to expand the combined company's training, analytics and learning solutions for B2B sales organizations.