Welcome to

Independent Survey Services

Core Values


Our Mission


To be the agency of choice for clients and contractors, through efficiency, quality, integrity, transparency and education.


Our Vision


To nurture our relationships by sharing our knowledge with contractors and survey companies alike, gained through decades of cumulative industry experience.



  • We are a worldwide alliance, providing local solutions to global requirements

  • Our front-line team remain active in the industry and work alongside our contractors and clients   

  • We are a fully independent company, which ensures our focus is with you rather than with investors

  • We operate a full transparency policy on rates to all parties and apply a fixed modest commission for our services



Client Support

  • 24-hour availability from a qualified, experienced director

  • Assistance with identifying role requirements during project planning

  • Full logistical support as standard with every contractor supplied

  • Continuous supply guarantee to fill set roles for ongoing projects



Contractor Support

  • Full insurance for contractors, including business travel and personal accident cover

  • Guaranteed payment terms with flexible currency exchange solutions where required

  • Training offered to ensure full familiarity with software upgrades or introduction

  • Free impartial help and advice on contracting and accounts

Why CMSourcing?

Successful companies can find themselves pushing their staff hard during peak workloads. The need for freelance personnel is tempered though, by uncertainty around unknown contractors joining their team. CMSourcing has grown year on year, throughout the industry downturn, by establishing confidence with its clients. The company is an alliance of experienced contractors that has grown through personal knowledge of each other’s skills or through respected introduction. The company does not take on ‘numbers’ through unsolicited CVs and it does not employ ‘Recruitment Specialists’ to handle your enquiry. When you contact the company, you will speak to a Director who, with an extensive background in the industry, can understand your requirements and ensure that you get the right personnel for your project.


About Us

Dave Cullen

Dave Cullen

Founder, Managing Director
CMSOURCING, Select Survey Personnel

Marine Geophysicist / Geologist with over 10 years industry experience in geophysical survey sector but also offshore drilling and geotechnical. 

Mike McLean

Mike McLean

Founder, Operations Director
CMSOURCING, Select Survey Personnel

Survey Engineer with over 10 years industry experience working on a variety of geophysical projects inshore and offshore, as well as survey technician on construction support vessels.

Emma Brown

Emma Brown

Office Manager
CMSOURCING, Select Survey Personnel

With over 20 years experience covering all aspects of admin and accounts, Emma joined CMSourcing in 2017 and now heads up the entire back end team.


George Eustice

George Eustice

Operations Manager
CMSOURCING, Select Survey Personnel

Hydrographic surveyor with over 10 years industry experience. Starting online before moving shore-side as a data processor and then joining the crewing department of a survey company. George joined CMSourcing in 2017 and now works in operations.


Hany Bahaa

Hany Bahaa

Associate Director
CMSOURCING, Inspection & Reporting

Freelance 3.4u Inspection Coordinator with a 10 years of experience in the offshore Inspection field. Worked both onshore and offshore in several roles starting as a Data Processor, Team Supervisor and Project Manager.


Joshua Evans

Joshua Evans

Associate Director
CMSOURCING, Commercial diving

3.4u Inspection Coordinator with 10 years commercial diving experience. Underwater inspection and report writing for offshore platforms, pipelines and floating vessels.



Start date:

Location: UK / Europe

Duration: 2/3/4/6 Weeks

    Many jobs, mainly UK/Europe. Oasis / Swiz / Kingdom processing. Various durations.

Online Geo/Engineer

Start date: 21 May 2019

Location: Netherlands

Duration: 2-3 Weeks

    Experience with Edgetech 4200, Eiva Scanfish with G882 Mag

CMSourcing, Select Survey Personnel
Victoria House, Taunton, TA1 3FA, UK

Tel: +(44) 1823 476977
Email: info@cmsourcing.co.uk