Argonaut Private Equity Acquires BJ Services' Cementing Business, Rebrands as American Cementing

Argonaut Private Equity Acquires Pioneer Well Services Assets (American Well Services)

March 22, 2021

Energy

Argonaut Private Equity acquired the assets of Pioneer Well Services, a subsidiary of Pioneer Natural Resources, and the operations will do business as American Well Services. The transaction retains substantially all operations employees and assets (rigs, water hauling trucks, frac tanks, hot oil units and heavy construction equipment) and positions the business to partner with Argonaut portfolio company Nichols Oil Tools to offer bundled completions and workover solutions in the Permian Basin.

Argonaut Private Equity Acquires Miller Contracting

February 7, 2022

Construction

Argonaut Private Equity, a Tulsa-based private equity firm, has acquired Miller Contracting, a family-founded specialty mining, industrial and civil contracting company headquartered in southern Illinois. The deal is Argonaut's first investment from Fund V, LP (targeting $400 million), and the Miller family will remain in leadership as the firm supports growth and operational expansion.

Argonaut Private Equity Acquires Center Rock Inc.

May 9, 2023

Manufacturing

Argonaut Private Equity, a Tulsa, Oklahoma-based private equity firm, has acquired Center Rock Inc., a Berlin, Pennsylvania manufacturer of down-the-hole rock drilling tools, bits and related drilling rigs and services. Argonaut plans to keep Center Rock's management in place and support international expansion and product-line growth across construction, mining, utility and energy end markets.

Unnamed Private Investor Acquires American Coring & Supply, Inc.

October 14, 2025

Construction

An unnamed private investor has acquired American Coring & Supply, Inc., a Toms River, New Jersey-based provider of concrete coring, cutting, and selective excavation services. Generational Group served as the M&A advisor to the seller; the transaction closed on October 14, 2025.

Ranger Energy Services Acquires American Well Services from Argonaut Private Equity

November 10, 2025

Oil & Gas

Ranger Energy Services (NYSE: RNGR) has acquired American Well Services (AWS), a Permian Basin-focused well services provider, from Argonaut Private Equity for approximately $90.5 million in a cash, stock and earn‑out deal. The acquisition increases Ranger’s rig count by roughly 25%, expands its service lines and is expected to be immediately accretive with identified synergies of $4 million.

Argonaut Private Equity Acquires Bandera Utility Contractors

May 4, 2022

Construction

Argonaut Private Equity, a Tulsa-based private equity firm, has acquired Bandera Utility Contractors, an underground wet-utility contractor headquartered in McKinney, Texas. The deal is the second investment from Argonaut's Fund V and is intended to accelerate Bandera's growth and operational expansion across Texas.