STACK Construction Technologies Acquires Bid Retriever and K-Ops

Sysdyne Acquires Slabstack

December 11, 2025

Cloud & SaaS

Sysdyne Technologies has acquired Slabstack to create an AI-powered, end-to-end cloud platform that unifies pricing, CRM, sales optimization, operations, dispatch, delivery and billing for construction materials producers. The acquisition expands Sysdyne’s capabilities beyond ready-mix into aggregates and asphalt while Slabstack will continue operating under its existing leadership as a standalone product within the Sysdyne family.

Lever Technology Acquires Retriever

February 22, 2023

Cloud & SaaS

Lever Technology has acquired Retriever, a bootstrapped enterprise SaaS and logistics platform that automates device returns for remote employees. Retriever, founded in 2021 by former Dropbox engineers Annie Kramer and Alex Sydell, has been profitable with strong growth and thousands of customers; FE International served as sell-side advisor.

UPSTACK Acquires United Technology LLC

March 17, 2022

IT Services

UPSTACK, a New York-based internet infrastructure platform backed by private equity, has acquired United Technology LLC, a technology consulting firm specializing in complex network deployments and managed services. United Technology Founder Trish Van de Bovenkamp will join UPSTACK as a Partner and Managing Director as UPSTACK expands capabilities and scales its platform.

UPSTACK Acquires DVP Technologies

February 24, 2022

IT Services

UPSTACK, a New York–based internet infrastructure advisory platform, has acquired Connecticut-based communications solutions provider DVP Technologies. The acquisition is an add-on to UPSTACK's platform intended to expand its advisory capabilities, technology offerings and enterprise client relationships; terms were not disclosed.

STACK Acquires SmartUse Solutions

June 8, 2021

Construction

STACK Construction Technologies has acquired SmartUse Solutions, a mobile document viewing, markup and collaboration platform for the construction industry. The acquisition expands STACK's preconstruction platform into field operations and project turnover, bringing SmartUse's mobile-first capabilities and team into STACK's cloud-based construction workflow.

Accel-KKR Takes Majority Stake in Kimble Applications

March 16, 2021

Cloud & SaaS

Kimble Applications, a cloud-based professional services automation (PSA) provider, closed a significant growth investment from Accel-KKR on March 16, 2021, with Accel-KKR becoming a majority interest holder. The new capital is intended to accelerate product innovation, go-to-market initiatives—particularly in North America—and support continued global growth and strategic M&A.