Sentinel Dock & Door Solutions Acquires Door Doctor

Trivest Forms Sentinel Dock & Door Solutions Through Acquisition of Lenworth, Pro-Door and Mar-Lin

April 3, 2025

Industrial Services

Trivest Partners launched Sentinel Dock & Door Solutions, a Canada-focused platform consolidating three regional dock and door service providers: Lenworth Building Services, Pro-Door & Dock Systems, and Mar‑Lin Dock & Door. The platform, led by CEO Travis Allan and backed by Trivest, will pursue additional acquisitions to expand service capabilities and geographic coverage across Canada.

Guardian Capital Partners Forms North American Door & Dock with Acquisition of American Overhead Door & Dock

June 27, 2024

Industrial Services

Guardian Capital Partners has formed a new platform, North American Door & Dock, and completed the initial acquisition of American Overhead Door & Dock, LLC, a Levittown, Pennsylvania-based commercial door and loading-dock services provider. Guardian will scale the platform through organic investment and buy-and-build M&A to expand geographic coverage, capabilities, and infrastructure while retaining members of the Swope family management team.

Soundcore Capital Partners Forms Door & Dock Holdings with Investments in Top Notch Dock & Door, Top Notch Garage Door and Premier Overhead Doors

January 3, 2024

Industrial Services

Soundcore Capital Partners has formed Door & Dock Holdings and made initial investments in Top Notch Dock & Door, Top Notch Garage Door and Premier Overhead Doors, all based in Oakwood, Georgia. O2 Sponsor Finance provided $12 million of senior secured credit facilities to support the platform formation and these acquisitions as part of a buy-and-build strategy to expand overhead door, dock leveler and access control installation, repair and maintenance services across the Southeast.

US Dock & Door Acquires Garage Headquarters

July 17, 2025

Industrial Services

US Dock & Door (USDD), a service platform backed by Soundcore Capital Partners, has acquired Garage Headquarters, a family-owned provider of residential and commercial overhead garage doors and related services in southeastern New England. The acquisition expands USDD's service capabilities and footprint into the Northeast while preserving the Grace family's legacy and existing distributorship relationships.

U.S. Dock & Door Invests in The Total Garage Store

November 6, 2025

Industrial Services

U.S. Dock & Door (a portfolio company of Soundcore Capital Partners) has completed an investment in The Total Garage Store, adding the Tennessee-based garage door platform to its operating portfolio. The transaction, completed November 6, 2025, expands US Dock & Door’s footprint in the Southeast/Northeast and was advised by XLCS Partners on behalf of TGS.

Miner Ltd. (OnPoint Group) Acquires Great Lakes Dock & Door

October 14, 2021

Industrial Services

Miner Ltd., the docks and doors division of OnPoint Group, has acquired Great Lakes Dock & Door, a full-service provider of overhead doors and loading dock equipment in Michigan and Ohio. The transaction expands Miner’s geographic footprint into the Midwest and strengthens its local service capabilities for automotive manufacturers, tier-one suppliers and general contractors.