Allen Gordon
Acquisition in 2025
Allen Gordon is a UK-based engineering consultancy specialising in civil and structural engineering services for the water and energy sectors in the UK and Ireland. The company provides a broad spectrum of services, catering to both public sector bodies such as Scottish Water and local authorities, as well as private sector clients.
Shimmick Construction
Acquisition in 2017
Shimmick Construction Company, Inc. is a prominent heavy civil construction firm based in Oakland, California, specializing in general construction, construction management, and design-build services for federal, state, and local agencies as well as private clients across California and the Western United States. Established in 1990, the company operates through two primary segments: Construction Projects and Construction Materials. The Construction Projects segment encompasses a diverse range of infrastructure projects, including roads, highways, bridges, and utilities, while the Construction Materials segment focuses on mining and processing aggregates and producing construction materials. Shimmick Construction is recognized for its ability to self-perform various aspects of complex projects, leveraging a substantial fleet of heavy equipment to ensure high-quality deliverables that meet project timelines and budgets.
ACE International Consultants
Acquisition in 2014
ACE International Consultants is a consulting firm established in 1989, specializing in economic and social development cooperation, as well as internationalization and private sector development. Based in Spain, ACE has grown to become a leading firm in its field, boasting a diverse team of professionals from various nationalities, all possessing strong academic backgrounds and extensive experience. The company maintains a comprehensive database of over 6,000 international experts and has established collaboration agreements with more than 80 companies and institutions globally. This extensive network and expertise enable ACE International Consultants to effectively support sector development initiatives across different regions.
Hunt Construction Group
Acquisition in 2014
Hunt Construction Group is a prominent provider of commercial construction management services, specializing in both public and private sector projects. The company offers a comprehensive range of services, including building information modeling (BIM), construction management, design-build solutions, diversity development, general contracting, integrated project delivery, pre-construction, and sustainability initiatives. Hunt is committed to cultivating and training its team of professionals, which has helped it maintain a reputation as an industry leader and innovator. Through this dedication to excellence and continuous improvement, Hunt aims to deliver exceptional results in the construction sector.
URS Corporation
Acquisition in 2014
URS Corporation is an international provider of engineering, construction, and technical services, catering to both public agencies and private sector clients. The company delivers a comprehensive suite of services, including program management, planning, design, and engineering, as well as systems engineering and technical assistance. Additionally, URS specializes in construction and construction management, operations and maintenance, and decommissioning and closure services. Its expertise spans various sectors, including power, infrastructure, industrial and commercial projects, as well as federal programs.
Capital Engineering Corp.
Acquisition in 2012
Capital Engineering Corp is an environmental and engineering consultancy firm.
Spectral Services Consultants Pvt.
Acquisition in 2011
Spectral Services Consultants Pvt. Ltd is the provision of mechanical, electrical and specialist consultancy services for national.
RSW is a consulting engineering firm established in 1970, providing specialized engineering and project management services across various sectors. The company focuses on hydroelectric power and transmission, while also offering expertise in industrial, urban infrastructure, building, environment, transportation, mining, and telecommunications. RSW's diverse range of services supports clients in navigating complex projects and optimizing their operations within these critical industries.
Davis Langdon
Acquisition in 2010
Davis Langdon provides cost and project management and specialist consultancy services.
McNeil Technologies
Acquisition in 2010
McNeil Technologies is a professional services firm that specializes in supporting the Federal Government. The company offers a diverse range of services, including intelligence support, language support, mission assistance, information technology, national security, energy solutions, labor services, and logistics. With a strong focus on serving governmental needs, McNeil Technologies aims to deliver effective and efficient solutions across various sectors within the United States.
Tishman Construction Group
Acquisition in 2010
Tishman is a vertically integrated real estate owner, developer, operator and advisor. With roots dating back to 1898, Tishman is comprised of a diversified staff of experienced real estate, financial and hotel management specialists, and is complemented by a technical staff of architects, engineers and construction management professionals. Over the last 30 years, Tishman, has owned and developed roughly 10 million sq. ft. for its own account and has sourced and structured nearly $8.0 billion of debt and equity for its projects. Further, Tishman has developed, managed and advised on more than 35 million sq. ft. of all types of real estate – including hospitality, retail, residential and office. Over the years, Tishman has formed close relationships with select institutional investors for which it manages assets. Current assets under management exceed $4.0 billion in real estate and other asset classes. Unlike traditional real estate investment managers, Tishman’s own account represents nearly $3.0 billion, or roughly 75% of its assets under management. Tishman maintains a strategic relationship with Tishman Construction Corporation, one of the nation's leading construction management firms. Daniel R. Tishman (Principal and Vice Chairman) is also Chairman of Tishman Construction Corporation and Vice Chairman and a member of the Board of Directors of its parent company, AECOM. Given these broad resources, Tishman typically manages all components of its developments and acquisitions, from feasibility, design, budgeting, financing and development management to ongoing property and asset management. © Copyright 2017 Tishman | Hotels | Realty | Real Estate Services. All Rights Reserved. | Legal | Privacy Policy | Contact Us
Inocsa Ingeniería S.L.
Acquisition in 2010
Inocsa Ingeniería S.L is a professional technical services firm. INOCSA has offices in Bosnia, Georgia, Honduras, Mali, Mexico, Romania, and Peru, as well as Spain, offering services in transportation, environmental, water, and architectural sectors.
SSI Services
Acquisition in 2009
SSI Services, Inc. is a provider of facilities, installation, and mission support services, operating both in the United States and internationally. Established in 1990 and headquartered in Pittsburg, Pennsylvania, with an additional office in Falls Church, Virginia, the company offers a variety of services including facility operations, maintenance, logistics support, facility optimization, professional administrative assistance, security operations, technology solutions, and emergency planning. SSI Services serves a diverse clientele across sectors such as federal and state governments, higher education, healthcare, utilities, transportation, finance, manufacturing, and management consulting. The company has established strategic partnerships with notable organizations, enhancing its service offerings and operational capabilities. SSI Services, Inc. operates as a subsidiary of The Vanadium Group.
Ellerbe Becket
Acquisition in 2009
Ellerbe Becket, Inc is an architecture, interiors and engineering firm. Minneapolis-based Ellerbe Becket employs 450 people in seven offices in the United States and the Middle East. Its office in Kansas City has 50 employees, including 26 architects. The firm ranks No. 10 on the Kansas City Business Journal’s list of area architecture firms.
Savant
Acquisition in 2009
Savant is a construction consultancy company based in the UK. They were acquired by AECOM in May of 2009
Earth Tech
Acquisition in 2008
Earth Tech, Inc. is a specialized provider of soil stabilization and foundation replacement solutions, serving the construction industry since its establishment in 1991. Headquartered in Land O' Lakes, Florida, the company offers a comprehensive range of services, including anchors and tiebacks, auger cast piles, compaction and chemical grouting, steel piering, soil mixing, and jet grouting, among others. Earth Tech is recognized for its expertise in ground improvement techniques and sinkhole mitigation, delivering effective geotechnical and structural services designed to address soil and foundation-related challenges. Over the years, the company has built a strong reputation for its commitment to quality and customer service, making it a dependable partner for commercial construction and heavy civil projects throughout the Southeastern United States. As a subsidiary of AECOM, Earth Tech continues to leverage its extensive experience and technical proficiency in the field.
Tecsult
Acquisition in 2008
Tecsult, Inc is an international engineering firm based in Montreal, Quebec.
Gartner Lee
Acquisition in 2007
Gartner Lee Limited is an environmental science consulting firm that specializes in providing comprehensive environmental consulting services. The company offers a range of services, including economic analysis, business planning, and engineering solutions, catering to both private and public sector clients. With a focus on delivering expertise in environmental science, Gartner Lee operates in Canada and internationally, assisting clients in navigating complex environmental issues and enhancing their decision-making processes. Through its integrated approach, the firm aims to support sustainable development and effective resource management.
Economics Research Associates
Acquisition in 2007
Economics Research Associates is a provider of professional technical and management support services for government and commercial clients around the world.
KMK Consultants
Acquisition in 2007
KMK Consultants Ltd is specializes in water, wastewater and municipal engineering.
STS Consultants
Acquisition in 2007
STS Consultants, Ltd provides engineering consulting firm that operates 18 offices throughout the Midwest.
HLA-Envirosciences Pty
Acquisition in 2007
HLA-Envirosciences Pty Ltd is an environmental health and safety consulting and engineering firm.
ENSR International Corp
Acquisition in 2005
Founded in 1968, ENSR International (www.ensr.com) is a global provider of environmental consulting, engineering, and remediation services to industry and government. A perennial Environmental Business Journal award winner, ENSR recently received environmental excellence awards from BP and Textron.