PKF O'Connor Davies Accountants and Advisors
PKF O'Connor Davies Accountants and Advisors

Recent M&A Client Transactions

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Explore recent M&A transactions supported by PKF O’Connor Davies across architecture and engineering, transportation, construction and professional services. Our team brings industry experience and transaction advisory expertise to help buyers, sellers and investors make informed decisions.

Architecture and Engineering

With deep roots in the architecture and engineering industry, PKF O’Connor Davies understands the financial and operational considerations that shape firm growth and ownership succession. Our professionals provide buy-side and sell-side financial due diligence, tax consulting and transaction advisory services to firms pursuing acquisitions or preparing for an ownership transition.

2026

Certerra acquired Southern Engineering

PKF O’Connor Davies provided sell-side financial due diligence and tax consulting services to Southern Engineering in connection with its acquisition by Certerra.

Kimley-Horn acquired RGD Consulting Engineers

PKF O’Connor Davies provided sell-side financial due diligence and tax consulting services to RGD Consulting in connection with its acquisition by Kimley-Horn.

Apex acquired CWE

PKF O’Connor Davies provided sell-side financial due diligence and tax consulting services to CWE in connection with its acquisition by Apex.

Ardurra acquired Remington & Vernick Engineers

PKF O’Connor Davies provided sell-side financial due diligence and tax consulting services to Remington & Vernick Engineers in connection with its acquisition by Ardurra.

Salas O’Brien acquired Rock Brook

PKF O’Connor Davies provided sell-side financial due diligence and tax consulting services to Rock Brook in connection with its acquisition by Salas O’Brien.

NCS acquired LightPoint and Spear Point Engineering

PKF O’Connor Davies provided buy-side financial and tax due diligence services to NCS in connection with its acquisitions of LightPoint and Spear Point.

First Reserve acquired WGI

PKF O’Connor Davies provided sell-side financial and tax advisory services to WGI, Inc. in connection with its acquisition by First Reserve.

2025

Stratus acquired Stewart Engineering

PKF O’Connor Davies provided sell-side financial advisory and tax consulting services to Stewart Engineering LLC in connection with its acquisition by Stratus.

DAR Investment Management acquired Intecsa Industrial

PKF O’Connor Davies provided buy-side financial, tax and cyber IT diligence services to DAR Investment Management in connection with its acquisition of Intecsa Industrial.

Lionakis acquired OBR Architecture

PKF O’Connor Davies provided buy-side financial due diligence and tax consulting services to Lionakis in connection with its acquisition of OBR Architecture.

Apex acquired Forsgren Associates

PKF O’Connor Davies provided tax consulting services to Forsgren Associates Inc. in connection with its acquisition by Apex.

Trinity Consultants acquired Jaros, Baum & Bolles

PKF O’Connor Davies provided sell-side financial due diligence and tax consulting services to Jaros, Baum & Bolles in connection with its acquisition by Trinity Consultants.

Parsons acquired Applied Sciences

PKF O’Connor Davies provided sell-side financial advisory and tax consulting services to Applied Sciences in connection with its acquisition by Parsons.

UES acquired BE

PKF O’Connor Davies provided buy-side financial and tax due diligence services to UES in connection with its acquisition of BE.

WSB acquired Agbara Engineering

PKF O’Connor Davies provided sell-side financial advisory and tax consulting services to Agbara Engineering in connection with its acquisition by WSB.

LJA Engineering acquired CE Group

PKF O’Connor Davies provided sell-side financial advisory and tax consulting services to CE Group in connection with its acquisition by LJA Engineering.

EMA acquired EE Group

PKF O’Connor Davies provided buy-side financial and tax due diligence services to EMA in connection with its acquisition of EE Group.

Qualus Solutions acquired DK Engineering

PKF O’Connor Davies provided sell-side financial advisory and tax consulting services to DK Engineering in connection with its acquisition by Qualus Solutions.

McMillan Pazdan Smith acquired Fuqua & Partners Architects

PKF O’Connor Davies provided sell-side financial advisory and tax consulting services to Fuqua & Partners Architects, P.C. in connection with its acquisition by McMillan Pazdan Smith.

Pennoni acquired Dagher Engineering

PKF O’Connor Davies provided sell-side financial advisory and tax consulting services to Dagher Engineering in connection with its acquisition by Pennoni.

Salas O’Brien acquired Lighting Design Alliance

PKF O’Connor Davies provided sell-side financial advisory and tax consulting services to Lighting Design Alliance in connection with its acquisition by Salas O’Brien.

Ardurra acquired Cannon & Cannon

PKF O’Connor Davies provided sell-side financial advisory and tax consulting services to Cannon & Cannon, Inc. in connection with its acquisition by Ardurra.

Colliers Engineering & Design acquired Terra Consulting Group

PKF O’Connor Davies provided buy-side financial and tax due diligence services to Colliers Engineering & Design in connection with its acquisition of Terra Consulting Group.

LiftOut Capital acquired AG&E

PKF O’Connor Davies provided sell-side financial due diligence and tax consulting services to AG&E in connection with its acquisition by LiftOut Capital.

DRG Architects acquired Vitetta

PKF O’Connor Davies provided buy-side financial due diligence services to DRG Architects in connection with its acquisition of Vitetta.

IMEG acquired Warner Larson Landscape Architects

PKF O’Connor Davies provided sell-side financial advisory and tax consulting services to Warner Larson Landscape Architects in connection with its acquisition by IMEG.

Consor acquired Murfee Engineers

PKF O’Connor Davies provided sell-side financial advisory and tax consulting services to Murfee Engineers in connection with its acquisition by Consor.

Colliers Engineering & Design acquired MG2

PKF O’Connor Davies provided buy-side financial and tax due diligence services to Colliers Engineering & Design in connection with its acquisition of MG2.

Good Springs Capital acquired Tectonic

PKF O’Connor Davies provided buy-side financial and tax due diligence services to Good Springs Capital in connection with its acquisition of Tectonic.

Bowman acquired ExelTech

PKF O’Connor Davies provided sell-side financial due diligence and tax consulting services to ExelTech in connection with its acquisition by Bowman.

IMEG acquired FHI Studio

PKF O’Connor Davies provided sell-side financial due diligence and tax consulting services to FHI Studio in connection with its acquisition by IMEG.

Colliers Engineering & Design acquired Phase Zero Design

PKF O’Connor Davies provided buy-side financial and tax due diligence services in connection with the acquisition of Phase Zero Design.

WSP acquired AKF Group

PKF O’Connor Davies provided sell-side financial due diligence services to AKF Group in connection with its acquisition by WSP.

Dunaway acquired Criado Civil Engineering

PKF O’Connor Davies provided sell-side financial due diligence and tax consulting services to Criado Civil Engineering in connection with its acquisition by Dunaway.

Pape-Dawson Engineers acquired Grady Minor

PKF O’Connor Davies provided sell-side financial due diligence and tax consulting services to Grady Minor in connection with its acquisition by Pape-Dawson Engineers.

Fehr Graham acquired Midwest Engineering Associates

PKF O’Connor Davies provided sell-side financial and tax advisory services to Midwest Engineering Associates in connection with its acquisition by Fehr Graham.

Westwood acquired O’Dell Engineering

PKF O’Connor Davies provided sell-side financial and tax advisory services to O’Dell Engineering in connection with its acquisition by Westwood.

Salas O’Brien acquired I.C. Thomasson Associates

PKF O’Connor Davies provided sell-side financial due diligence and tax consulting services to I.C. Thomasson Associates, Inc. in connection with its acquisition by Salas O’Brien.

Geosyntec Consultants acquired Gradient Engineering

PKF O’Connor Davies provided sell-side financial and tax advisory services to Gradient Engineering in connection with its acquisition by Geosyntec Consultants.

Transportation

Acquisitions in the transportation industry bring together specialized capabilities in aviation, roadway design and infrastructure consulting. PKF O’Connor Davies combines an understanding of these businesses with financial due diligence and tax advisory services to help buyers and sellers assess transaction risks and opportunities.

2026

 

Paslay Group acquired Unison Consulting

PKF O’Connor Davies provided buy-side financial due diligence services to Paslay Group in connection with its acquisition of Unison Consulting.

Paslay Group acquired Trifiletti Consulting

PKF O’Connor Davies provided buy-side financial due diligence services to Paslay Group in connection with its acquisition of Trifiletti Consulting.

Colliers Engineering & Design acquired Ramos CS

PKF O’Connor Davies provided buy-side financial and tax due diligence services to Colliers Engineering & Design in connection with its acquisition of Ramos CS.

2025

VHB acquired Drive Engineering

PKF O’Connor Davies provided buy-side financial and tax advisory services to VHB in connection with its acquisition of Drive Engineering.

TranSystems acquired Scalar Consulting Group

PKF O’Connor Davies provided sell-side financial advisory and tax consulting services to Scalar Consulting Group, Inc. in connection with its acquisition by TranSystems.

Lochner acquired Green International

PKF O’Connor Davies provided sell-side financial advisory and tax consulting services to Green International in connection with its acquisition by Lochner.

Godspeed acquired Infrastructure Consulting & Engineering

PKF O’Connor Davies provided sell-side financial and tax advisory services to Infrastructure Consulting & Engineering in connection with its acquisition by Godspeed.

Construction

The construction industry relies on specialized businesses spanning project management, design consulting, environmental services and workplace safety. Our recent engagements reflect this breadth, with PKF O’Connor Davies providing sell-side financial advisory, financial due diligence and tax consulting services to businesses preparing for acquisition.

2025

Arthur J. Gallagher acquired Safe T Professionals

PKF O’Connor Davies provided sell-side financial advisory and tax consulting services to Safe T Professionals in connection with its acquisition by Arthur J. Gallagher & Co.

Milrose Consultants acquired Surface Design

PKF O’Connor Davies provided sell-side financial due diligence and tax consulting services to Surface Design in connection with its acquisition by Milrose Consultants.

Cumming Group acquired RWBID

PKF O’Connor Davies provided sell-side financial due diligence and tax consulting services to RWBID in connection with its acquisition by Cumming Group.

Professional Services

PKF O’Connor Davies supports professional and specialized consulting firms with financial due diligence, tax advisory and transaction-related services tailored to complex business models and ownership structures.

2025

Verdantas acquired Crawford Environmental

PKF O’Connor Davies provided sell-side financial advisory and tax consulting services to Crawford Environmental in connection with its acquisition by Verdantas.

TRC acquired Rampart

PKF O’Connor Davies provided sell-side financial advisory and tax consulting services to Rampart in connection with its acquisition by TRC.

TRC acquired Paustenbach & Associates

PKF O’Connor Davies provided sell-side tax consulting services to Paustenbach & Associates in connection with its acquisition by TRC.