SPL Acquires Ana-Lab Corporation

Sentinel Capital Partners Acquires SPL from Industrial Growth Partners

April 8, 2022

Industrial Services

Sentinel Capital Partners has acquired SPL, a Houston-based testing, inspection, and certification (TIC) services provider for energy and environmental markets, in a transaction that closed April 7–8, 2022. The acquisition purchases SPL from Industrial Growth Partners (with management having been a prior co-investor) and positions SPL as a platform to accelerate organic growth and add-on acquisitions across energy, environmental, and international end markets.

SPL Acquires DHL Analytical

March 18, 2024

Environmental Services

SPL, a Sentinel Capital Partners-backed provider of environmental and compliance testing services, has acquired DHL Analytical, an environmental laboratory based in Austin, Texas. The acquisition is an add-on to SPL's platform and expands its environmental testing capabilities in the Austin area to serve the emerging technology manufacturing sector, municipalities/utilities, and other industrial end markets.

SPL, Inc. Acquires Oxidor Laboratories

January 4, 2022

Environmental Services

SPL, Inc., a Houston-based testing, inspection, and certification (TIC) company and portfolio company of Industrial Growth Partners, has acquired Oxidor Laboratories to expand its environmental testing capabilities. The acquisition adds wastewater and chemical analysis services (including over 300 test types) and broadens SPL's ability to serve industrial, municipal, and governmental clients.

AmSpec Group Acquires A-B Environmental Services (A-B Labs)

July 16, 2025

Environmental Services

AmSpec Group has acquired A-B Environmental Services, Inc. (dba A-B Labs), a Houston-based environmental testing laboratory, expanding AmSpec's environmental testing capabilities and national reach. The acquisition adds microbiology, air, and metals testing services to AmSpec's testing, inspection and certification (TIC) network and strengthens service offerings to chemical, energy, and government clients.

SPL Inc. Acquires Lab & Measurement Business of Banded Iron US Inc.

November 21, 2019

Energy

SPL Inc., a Houston-based testing, inspection and certification (TIC) platform backed by Industrial Growth Partners, acquired the laboratory and measurement services business of Banded Iron US Inc. The add-on expands SPL's lab footprint and measurement capabilities across key U.S. energy markets (including Wyoming, New Mexico, Colorado and North Dakota) and adds new testing technology such as flash liberation testing.

Alliance Technical Group Acquires Four Environmental Laboratories Nationwide

November 17, 2023

Environmental Services

Alliance Technical Group, a Morgan Stanley Capital Partners–backed environmental testing and services platform, has acquired four independent environmental laboratories — Summit Environmental Technologies (Cuyahoga Falls, OH), Fremont Analytical (Seattle, WA), Orange Coast Analytical (Los Angeles, CA / Phoenix, AZ) and CHESTER LabNet (Portland, OR) — to build a nationwide laboratory network. The add-on deals expand Alliance's capabilities beyond air testing into water, hazardous waste, soil and PFAS/XRF analyses and broaden its geographic coverage across the United States.