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Comak Group, Inc. (CGI) is a multidisciplinary engineering and environmental firm. Founded in June 2017, CGI services both public and private sector clients and agencies.

CGI offers quality service and value responding to the needs of infrastructure projects in the fields of civil, hydrologic, hydraulic, geotechnical, structural, water resources, dams, levees, environmental and construction engineering. CGI also offers specialized services in geographical information systems as well as expert court testimony.

Comak Group Inc

CGI is a Certified Small Business Enterprise (SBE) company and holds a corporate registration with Dun and Bradstreet. Our Mission is to exceed our client’s expectations by providing safe and responsive value added services in the Infrastructure industry


  • Civil Engineering
  • Geotechnical Engineering
  • Storm Water Management
  • Groundwater Resources Management
  • Water Engineering
  • Hydraulics & Hydrology


An organic association has been established between Comak Group Inc (Florida, USA) and Síor Consulting Ltd (Republic of Ireland) out of opportunity and capacity.

Comak Group Inc manages the hydraulic modelling of dams on behalf of the US government agency Florida Department of Environment Protection (FDEP). Síor is supporting the hydrological and reporting aspect of these modelling projects. Síor Consulting Ltd assists Comak Group Inc with the preparation of digital terrain models (DTMs) for hydraulic modelling and the delivery of outcomes via a report web app back to the end client.

Find out more about Comak Group Inc. at


Magnum GSI offers a range of specialist geotechnical and ground engineering services to support clients through preliminary site assessment, optioneering, feasibility design and planning to enable them to understand and manage ground risk associated with their projects. Our services are flexible and bespoke to our customer’s needs.

Magnum GSI


  • Geotechnical engineering
  • Geo-environment assessments
  • Geographical information systems (GIS)
  • Hydrology & Hydrogeological Assessments
  • Geology
  • Ground Risk Profile


An association has been established between Magnum GIS Ltd (UK) and Síor Consulting Ltd (Republic of Ireland) to utilise both companies’ capacities to collaborate in supporting project services and opportunities.

Magnum GSI Ltd provides project management, geological and geotechnical services to Síor Consulting Ltd to support various existing projects and opportunities. Síor Consulting Ltd supports the GIS, hydrological and reporting aspect of these projects.

Find out more about Magnum GSI Ltd at


On the Grid (OTG) is a small business that innovatively combines technology, design & sustainability to provide customers with meaningful products. Using topographical imagery, OTG produces unique home décor that takes customers on a journey of remembrance. Whether it is your beloved home country, your favourite walking trail, or a mountain range you plan on conquering, OTG can provide a timeless map for you to cherish.

We celebrate the earth at OTG and for this reason, we use 100% plastic free packaging as well as vegan friendly printing. Customers also have the unique option of printing their map on environmentally friendly bamboo paper.


  • Country maps
  • Popular location maps
  • Mountain range maps
  • Adventure maps
  • Custom maps


On the Grid began when a geologist and a artist both working with Síor, combined their love of design, science and travel. The result of this being an idea to create meaningful and authentic topographical map art for anybody and everybody.

Thanks to the Síor community, On the Grid can produce beautiful topographical maps by manipulating Digital Elevation Models to hillshade models to highlight areas of light and shade to form these colourful representations of our planets surface.

Find out more about On the Grid at

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