SEI Group Acquires Carolina Gutter Company of SC, LLC

Quad-C Management Acquires SEI Group LLC from Narrow Gauge Capital

March 15, 2021

Building Products

Quad-C Management has acquired SEI Group LLC, a distributor and installer of residential insulation and specialty building products based in Atlanta, Georgia, from Narrow Gauge Capital. Quad-C will partner with newly appointed executives and the existing SEI management team to pursue an aggressive consolidation strategy and national growth for the platform; terms were not disclosed.

SEI Group Acquires G5 Enterprises

December 5, 2023

Building Products

SEI Group LLC, a Quad-C Management-backed installer of insulation and building products, acquired the assets of G5 Enterprises Inc., a Nixa, Missouri-based installer operating nine branches across Missouri and Arkansas. The add-on expands SEI's geographic footprint into the Midwest and South Central U.S.; financial terms were not disclosed.

SEI Group Acquires Panhandle Building Materials and EnergyPro Insulation

July 2, 2024

Building Products

SEI Group LLC, a Quad‑C Management‑backed installer of insulation and specialty building products, acquired Panhandle Building Materials, Inc. (Pensacola, FL) and EnergyPro Insulation, Inc. (Grand Junction, CO). The acquisitions expand SEI’s footprint and service offering in residential new construction across Florida and western Colorado as part of its ongoing add-on rollup strategy.

SEI Group Acquires Sacramento Insulation, Inc.

February 19, 2025

Building Products

SEI Group LLC, a Quad‑C Management‑backed installer of insulation and specialty building products, has acquired Sacramento Insulation, Inc., a Sacramento, California installer of fiberglass, spray foam and other insulation products. The add‑on expands SEI's footprint into California and bolsters its presence in single‑family, multi‑family and light commercial new construction markets; terms were not disclosed.

Superior Industrial Maintenance Company Acquires Carolina Coatings Solutions

August 15, 2019

Industrial Services

Warren Equity Partners-backed Superior Industrial Maintenance Company (SIMCO) has acquired Carolina Coatings Solutions and Industrial Services, Inc., a Morrisville, North Carolina-based provider of corrosion protection and surface cleaning services. The deal expands SIMCO's service capabilities and geographic footprint in the Southeast; Carolina Coatings' founder Ken McCraw will remain with SIMCO post-close.

SEI Group Acquires Energy Conservation Insulation Company (ECI)

May 5, 2022

Building Products

SEI Group LLC, a portfolio company of Quad-C Management, has acquired Energy Conservation Insulation Company (ECI), a Bend, Oregon-based residential and light commercial insulation services provider. The transaction expands SEI's geographic footprint in Oregon as part of its ongoing roll-up strategy following a 2021 recapitalization with Quad-C.