Peak Utility Services Group Acquires Mammoth's Infrastructure Subsidiaries (5 Star, Higher Power, Python)

Peak Utility Services Group Acquires Superior Pipeline Services

March 18, 2021

Industrial Services

Peak Utility Services Group, a Denver-based provider of infrastructure services, has acquired Superior Pipeline Services (SPS), a Fort Worth, Texas natural gas utility services contractor. The add-on expands Peak's presence in Texas and strengthens its capabilities for maintenance, repair and installation work in the natural gas utility market.

Sciens Building Solutions Acquires Mammoth Fire Companies

April 9, 2024

Industrial Services

Sciens Building Solutions, a Carlyle-backed holding company, has acquired the Mammoth companies — Mammoth Fire Alarms (MFA), Property Protection Monitoring (PPM) and Mammoth Fire Protection Systems (MFPS) — expanding Sciens’ Northeast footprint. The acquisition adds Mammoth’s design, installation, monitoring and maintenance capabilities and a team of well over 100 employees to Sciens’ fire and life-safety platform.

Greenbelt Capital Partners to Acquire Peak Utility Services Group from ORIX Capital Partners

March 11, 2026

Industrial Services

Greenbelt Capital Partners entered into a definitive agreement to acquire Peak Utility Services Group from ORIX Capital Partners. Peak provides maintenance, repair, and upgrade services for electric, gas, and telecommunications infrastructure across 15 states. The transaction is expected to close subject to customary regulatory approvals and closing conditions; terms were not disclosed.

Qualus Corporation Acquires Aquawolf, Transmission & Distribution Engineering Subsidiary of Mammoth Energy

December 3, 2025

Engineering Services

Qualus Corporation acquired Aquawolf, the transmission and distribution engineering subsidiary of Mammoth Energy, expanding Qualus' high-voltage transmission and grid modernization capabilities and adding offices in San Diego, Denver and Vancouver, Washington. The acquisition deepens Qualus' engineering and construction support services across the project life cycle and strengthens its technical capabilities in transmission and distribution design, resiliency and grid hardening.

Pearce Services Acquires Unified Power

December 17, 2024

Industrial Services

Pearce Services, a New Mountain Capital-backed provider of mission-critical infrastructure services, has acquired Unified Power, a Terrell, Texas-based provider of UPS and backup generator maintenance and repair services. The deal, supported with incremental capital from Goldman Sachs Alternatives' Hybrid Capital group, expands Pearce's capabilities into UPS services and strengthens its presence across data center, telecom, healthcare and other mission-critical end markets; Incline Equity Partners sold Unified Power.

MPE Partners / MSHS Acquire Pacific Power Group

August 9, 2022

Industrial Services

MPE Partners, together with its portfolio company Motor-Services Hugo Stamp, Inc. (MSHS), has acquired Pacific Power Group (PPG), a Vancouver, Washington–headquartered provider of products, parts, and maintenance, repair and overhaul (MRO) services for marine, energy, commercial and industrial equipment. The deal creates a nationwide MRO, engine and controls service network by combining PPG's Western U.S., Alaska, Hawaii and Gulf locations with MSHS's Eastern U.S., Gulf and Pacific Northwest footprint to expand geographic coverage, technical capabilities and OEM access. Terms were not disclosed.