Keystone Capital Acquires VDA, Inc.

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 HKA Vertical Transportation Consulting

August 11, 2025

Engineering Services

VDA, a leading vertical transportation consulting and inspection firm, has acquired HKA Vertical Transportation Consulting, a Southern California–based elevator and escalator consulting firm with over 60 years of experience. The deal expands VDA's footprint and technical capabilities in the western United States while giving HKA access to VDA's nationwide network and resources.

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.

Rotunda Capital Partners Invests in Value Added Distributors, LLC

January 14, 2025

Logistics & Distribution

Rotunda Capital Partners has invested in Value Added Distributors, LLC (VAD), a Shawano, Wisconsin-based distributor of hydraulic hoses, tubes, seals, couplings and related value-added services. Rotunda will partner with the existing owners and management to accelerate growth through branch expansion and add-on acquisitions; financing was provided by TPG Twin Brook Capital Partners with U.S. Bank and Mayer Brown advising.

Keystone Capital Invests in KENDELL Doors & Hardware

June 5, 2019

Building Products

Keystone Capital completed an investment partnership with KENDELL Doors & Hardware in June 2019, taking a private equity stake to support the company’s growth and consolidation strategy. The investment will help KENDELL expand geographically and pursue add-on acquisitions in the security, door hardware and access control markets while supporting organic growth and service capabilities.

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.