Get to know us

HKA is the world’s leading consultancy of choice for multi-disciplinary expert and specialist services in risk mitigation and dispute resolution within the capital projects and infrastructure sector.

We also have particular experience advising clients on the economic impact of commercial and investment treaty disputes and in forensic accounting matters.

In addition, HKA supports companies that conduct business with the US Federal Government, providing them with consulting services on complex government contracting matters.

Our history

Hancox & Partners

The Cadogans story began in 1970. A. L. Hancox founded Hancox & Partners, a mechanical and electrical (M&E) practice designing and installing hospital boilers and chimneys. The firm’s first assignment was at Ninewells Hospital in Dundee, Scotland, UK.


Knowles is founded in Manchester by James Roger Knowles, specialising in construction dispute resolution.

Hill International

Irvin E. Richter launches Hill International, Inc. from his home in Willingboro, New Jersey, USA.

Binnington Copeland & Associates

Binnington Copeland & Associates is founded by Bill Copeland and Chris Binnington, as a specialist engineering and construction contracts consultancy. Its first office was in Progress House in Randburg, Johannesburg, South Africa.

Rendel Hancox

In 1988, Hancox & Partners became Rendel Hancox, part of the High-Point Group of Companies, following High-Point’s acquisition of civil engineering consultants Rendel, Palmer and Tritton (RPT).

Rendel Palmer & Tritton (Scotland)

Following a merger with the Glasgow branch of RPT, Rendel Hancox is renamed Rendel Palmer & Tritton (Scotland), providing mechanical, electrical, civil and structural engineering consultancy services.

Chitester Management Systems

Chitester Management Systems is founded in Tampa, Florida, USA, by Tim Chitester, specialising in construction claims analysis, property loss and building consulting, and programme management services.

Pickavance Consulting

Pickavance Consulting founded by Keith Pickavance, an internationally-recognised figure in the field of construction disputes and author of Delay and Disruption in Construction Contracts, now in its 5th edition and recognised internationally as the definitive work on the subject.

Cadogan Consultants

Following a management buy-out, Rendel Palmer & Tritton (Scotland) becomes Cadogan Consultants, operating as a private limited company. The firm enjoyed a close working relationship with chemical engineering expert Brian Locke, and carried out work under the umbrella of his consultancy named after his residence in Cadogan Square, London. After separating from High-Point Rendel, and following Brian’s retirement, the firm became Cadogan Consultants.

James R Knowles

James R Knowles becomes a quoted company on the AIM market (formerly known as the Alternative Investment Market).

McLachlan Lister

McLachlan Lister is founded in Sydney, Australia by Russell Lister. The company becomes synonymous with pioneering project consultancy practices in Australia. Its first project is at the Harold Park Paceway, a half-mile harness racing track in Glebe, New South Wales.

Pickavance Consulting

Pickavance Consulting launches its inaugural Masterclass on Delay & Disruption in Construction Contracts, a three-day residential event held at Sundridge Park in Bromley, Kent, UK.


MapleConsult is established at Exchange Quay, Salford Quays, Manchester, a subsidiary of QS practice Haleys (formerly known as Haley Somerset Consulting).

James R. Knowles (Holdings) PLC

James R. Knowles (Holdings) PLC, headquartered in Daresbury, Warrington, UK, acquired by Hill International, Inc. At the time of acquisition, Knowles employed more than 350 staff operating from 36 offices throughout the UK, Western Europe, Middle East, Southeast Asia, Australia, Canada and the United States.

Hill International Construction Claims & Consulting Group

Hill International Construction Claims & Consulting Group restructures operations to create three distinct regions: the Americas; Europe, Middle East & Africa (EMEA); and Asia-Pacific.

PCI Group, LLC

Hill International acquires PCI Group, LLC, a Las Vegas-based firm that provides scheduling, construction claims, project management support, and software sales and support services throughout the western United States.

Chitester Management Systems

Hill International acquires Chitester Management Systems, Inc., based in Tampa, Florida, USA.

McLachlan Lister

Hill International acquires Sydney-based McLachlan Lister, a firm providing management consulting services throughout Australia.

Binnington Copeland & Associates

Hill International acquires Binnington Copeland & Associates, a leading construction advisory and training practice in South Africa for over 25 years.


Expert engineering firm Cadogans, with around 30 professionals operating from offices in Glasgow and Dundee, Scotland, UK, is acquired by Hill International.


Operating as a privately-owned organisation with management equity, supported by Bridgepoint Development Capital, Hill’s Construction Claims & Consulting Group (including subsidiaries Binnington Copeland & Associates, Cadogans, Hill-PCI Group, Knowles, and McLachlan Lister) completes its sale and de-merger from Hill International, Inc., and becomes HKA.

The Kenrich Group

HKA acquired The Kenrich Group LLC, an American-based expert, business and litigation consulting firm, creating the largest construction claims consultancy in the United States.

Probyn Miers

Probyn Miers, the UK’s leading firm of Expert Architects in the field of Construction Dispute Avoidance and Resolution, is now part of HKA.

Our Brand Values

Our brand values help shape our behaviour and actions, ensuring we remain on the right path and fulfil our goals. We continuously strive to add value, create solutions, deliver excellence and exceed expectations for our clients and each other.

We embrace and rapidly adapt to change, challenges, events and opportunities. We are very clear about what we stand for. We look to the future.
We embrace the principles, practices and processes of collaborative organisational structure that enhance communication and the exchange of ideas, and foster teamwork.
We inspire clients to trust us with their business and business-critical projects and decision-making.
We are progressive and make continuous improvement an integral part of the way we operate.
We are meaningfully different, inspiring and distinctive and earn the most interest and attention in our space, both on- and off-line.
Browse our latest opportunities

HKA is an Equal Opportunities Employer

We believe that no one should be discriminated against because of their differences such as age, disability, ethnicity, gender identity and expression, religion or sexual orientation.

Our commitment to diversity makes us more inclusive which supports our HKA People vision: to make HKA a great place for our brilliant people to work, play and grow.

All HKA employment decisions shall be made without regard to age, disability, gender reassignment, marriage and civil partnership, pregnancy and maternity, race, religion or belief, sex and sexual orientation or any other basis as protected by the UK’s Equality Act 2010 or in compliance with local equality legislation. 




Career site by Teamtailor