About us

Building Services engineers DRAC Consulting Ltd was formed on the 15th May 2009 with four Directors, Dave Fletcher, Russell Williams, Alun Davies and Carl Bassett. 

In April 2013 Alun Davies and Dave Fletcher retired as Directors from DRAC Consulting leaving Russell Williams and Carl Bassett as the sole Directors, however, Alun and David are retained as Consultants and continue their involvement as M&E design engineers.  

All four persons are previous employees of a national and international construction consultancy which has now closed its Mechanical and Electrical building services section and office in Cardiff.


Alun Davies and David Fletcher were partners in Building Services Design (BSD) which operated for 21 years in Cardiff prior to merging with the national and international construction consultancy in 1998, effectively becoming their M&E division in Cardiff.

Both Carl and Russell are "hands on" engineers and have worked extensively on varying projects in all sectors of the industry.

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Dave Fletcher LCIBSE

Dave has over 40 years working in contracting and consulting engineering, both private and public bodies (P.S.A). Initially trained as a mechanical engineer, the PSA provided further in depth training in electrical engineering; specific expertise in designing all aspects, mechanical and electrical services for within Banking, Retail, Industrial, Commercial, Education, Leisure, Health, Home Office and Law Sectors.

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Russell Williams BEng (Hons), CEng, MCIBSE 

Russell has over 24 years’ experience in building services engineering using a full range of differing types of construction contracts. Russell has gained experience in all major construction sectors including healthcare, education, retail, industrial, commercial and custodial services. He has also gained experience in the NEC3 contract acting in the role of Supervisor on a variety of healthcare projects.

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Alun Davies BSc (Hons) C.Eng, FCIBSE, McConsE, MaPs, MEI

Alun has over 40 years working in Consulting Engineering, handling all aspects of mechanical building services engineering in a broad range of market sectors, including Stadia; Banking; Home Office/Law; Retail; Commercial; Industrial; Education; Health; leisure and Domestic. Refurbishment and new build projects include design of building services, project management and planning supervisor commissions.

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Carl Bassett MCIBSE, MIET

Carl has over 35 years’ experience in the contracting and consultancy industry both private and public sector. Initially trained as an electrician, advanced into engineering and contract management with specific expertise and experience in electrical installation in the retail, industrial, commercial and education sectors. Experience in contract management, contract administration including design of control systems, fire alarm, security systems, power and lighting installations.