VDA Acquires HKA Vertical Transportation Consulting

Keystone Capital Acquires VDA, Inc.

December 22, 2021

Engineering Services

Keystone Capital Management completed an investment partnership with VDA, Inc., a leading provider of technical consulting and inspection services to the elevator and vertical transportation industry. The transaction establishes VDA as a Keystone platform in the building sciences space and positions the company to pursue add-on acquisitions to accelerate growth and consolidation.

VDA (Keystone Portfolio) Acquires Sierra Consulting Group

April 30, 2022

Engineering Services

Keystone Capital Management’s portfolio company VDA, Inc. acquired Sierra Consulting Group in an add-on deal completed in November 2021 and announced in April 2022. The acquisition expands VDA’s mandated inspection and modernization consulting capabilities in the vertical transportation (elevator/escalator) market and brings Sierra founder Joseph Caracappa and his team into VDA’s leadership.

VDA Acquires Central Elevator Inspections and 1 Above Elevator Inspections

August 20, 2025

Engineering Services

VDA, Inc. has acquired Central Elevator Inspections (Virginia/WV/DC) and 1 Above Elevator Inspections (Colorado) to expand its national elevator and escalator inspection footprint. The additions strengthen VDA’s Mid‑Atlantic presence and provide a foothold in Colorado, extending the firm’s inspection coverage and resources while retaining local teams.

Total Access Elevator Acquires Vertical Elevator Solutions

March 13, 2025

Engineering Services

Total Access Elevator, a Century Park Capital Partners-backed platform, has acquired Vertical Elevator Solutions, an independent provider of elevator maintenance, repair, and modernization based in Simi Valley, California. The add-on expands Total Access's service capabilities and geographic presence across Ventura County and greater Los Angeles while preserving continuity for Vertical's employees and customers.

PAI Partners Acquires HKA from Bridgepoint

April 30, 2022

Consulting

PAI Partners has agreed to acquire HKA, a leading global consultancy in risk mitigation and dispute resolution, from Bridgepoint. PAI will support HKA's management to accelerate growth, expand adjacent services and pursue selective M&A to broaden its global capabilities across capital projects and infrastructure markets.

AHEAD Acquires Vertical Trail

April 13, 2021

Data & Analytics

AHEAD has acquired Vertical Trail, a Chicago-based data and analytics consulting firm, to expand its cloud-based data engineering, data science and analytics capabilities. The acquisition integrates Vertical Trail’s cloud accelerators and partnerships (including Snowflake, Dataiku and Tableau) into AHEAD’s portfolio to help enterprise clients accelerate data-driven transformation.