5.0

The first-choice ground engineering and asset preservation partner

A proven industry leader, global reach with local expertise.

1989

Year Established

87,148+

Projects Completed

18+

Offices Worldwide

271+

Experienced Staff

Mainmark is a global leader, with local expertise in ground engineering and asset preservation.

Mainmark UK engineers inspecting tunnel structure as part of infrastructure ground engineering and asset preservation solutions

Infrastructure

Since 1989, Mainmark has developed and delivered advanced technologies for ground engineering and asset preservation, working with many forms of infrastructure to provide void filling, ground improvement and re-levelling solutions.

Large commercial construction site representing Mainmark UK ground engineering and asset remediation solutions for businesses

Commercial

Mainmark has delivered ground engineering solutions to businesses. Capitalising on this expertise, our latest range of innovative products and advanced solutions provide remediation of assets and structures across the commercial sector.

Mainmark team performing residential ground improvement and re-levelling work on a surburban home

Residential

Our ground improvement and level correction methods can address foundation subsidence and are effective for helping to fix cracks in walls or re-level sunken floors in homes of any size. Our solutions are also used for slab lifting foundation slabs and large driveways.

Our Memberships and Accreditations

A diverse group of passionate professionals, each bringing unique skills and experiences to drive innovation and excellence in every project we undertake.

Mainmark’s specialised in-house solutions

Our dedicated team of experts is committed to understanding your unique needs and objectives, working closely with you to develop and execute.

Mainmark Ground Improvement Solutions Icon

Ground improvement

Ground improvement modifies a soils properties, improving its load bearing capacity or resilience against liquefaction.

Mainmark subsidence repair and solutions icon

Subsidence

Cost-effective, proven solutions to resolve subsidence problems.

Mainmark UK Void Filling Solutions Icon

Void filling

Comprehensive void filling solutions for diverse market sectors, using specialised chemical or cementitious grouts.

Mainmark Slab Lifting Solutions Icon

Slab lifting

Our non-invasive and cost-effective solution is a scale way of re-levelling concrete slabs with soil settlement or subsidence problems.

Mainmark Re-levelling Solutions Icon

Re-levelling

We re-level buildings that have experienced subsidence, settlement, or other structural issues leading to uneven floors and foundation cracks.

Mainmark Underpinning Solutions Icon

Underpinning

Underpinning for the strengthening of the foundation of an existing building

Mainmark Void Filling Solutions Icon

Sinkhole repair

Repairing the ground where soil and structures collapse into underground voids.

Mainmark Pipe Abandonment and Decommissioning Solutions Icon

Pipe abandonment

Filling to support decommisioning of underground services

Mainmark’s specialised in-house solutions

Our dedicated team of experts is committed to understanding your unique needs and objectives, working closely with you to develop and execute.

Featured projects

A diverse group of passionate professionals, each bringing unique skills and experiences to drive innovation and excellence in every project we undertake.

Mainmark truck parked beside a historic listed building, where resin injection was used to treat foundation subsidence.
Resin injection ground strengthening instead of underpinning for historic building.
Mainmark Completes Subsidence and Heave Re-Levelling Across Residential Housing Estate
Specialised Resin and High-Strength Concrete Used to Seal Damaged Groundwater Pit
Modern glass art gallery re-supported and re-levelled by Mainmark using advanced ground engineering solutions
Art Gallery Re-supported and Re-levelled

Get in Touch

Our dedicated team of experts is committed to understanding your unique needs and objectives, working closely with you to develop and execute.

5.0

The first-choice ground engineering and asset preservation partner

A proven industry leader, global reach with local expertise.

1989

Year Established

87,148+

Projects Completed

18+

Offices Worldwide

271+

Experienced Staff

Mainmark is a global leader, with local expertise in ground engineering and asset preservation.

Mainmark UK engineers inspecting tunnel structure as part of infrastructure ground engineering and asset preservation solutions

Infrastructure

Since 1989, Mainmark has developed and delivered advanced technologies for ground engineering and asset preservation, working with many forms of infrastructure to provide void filling, ground improvement and re-levelling solutions.

Large commercial construction site representing Mainmark UK ground engineering and asset remediation solutions for businesses

Commercial

Mainmark has delivered ground engineering solutions to businesses. Capitalising on this expertise, our latest range of innovative products and advanced solutions provide remediation of assets and structures across the commercial sector.

Mainmark team performing residential ground improvement and re-levelling work on a surburban home

Residential

Our ground improvement and level correction methods can address foundation subsidence and are effective for helping to fix cracks in walls or re-level sunken floors in homes of any size. Our solutions are also used for slab lifting foundation slabs and large driveways.

Our Memberships and Accreditations

A diverse group of passionate professionals, each bringing unique skills and experiences to drive innovation and excellence in every project we undertake.

Mainmark’s specialised in-house solutions

Our dedicated team of experts is committed to understanding your unique needs and objectives, working closely with you to develop and execute.

Mainmark Ground Improvement Solutions Icon

Ground improvement

Ground improvement modifies a soils properties, improving its load bearing capacity or resilience against liquefaction.

Mainmark subsidence repair and solutions icon

Subsidence

Cost-effective, proven solutions to resolve subsidence problems.

Mainmark UK Void Filling Solutions Icon

Void filling

Comprehensive void filling solutions for diverse market sectors, using specialised chemical or cementitious grouts.

Mainmark Slab Lifting Solutions Icon

Slab lifting

Our non-invasive and cost-effective solution is a scale way of re-levelling concrete slabs with soil settlement or subsidence problems.

Mainmark Re-levelling Solutions Icon

Re-levelling

We re-level buildings that have experienced subsidence, settlement, or other structural issues leading to uneven floors and foundation cracks.

Mainmark Underpinning Solutions Icon

Underpinning

Underpinning for the strengthening of the foundation of an existing building

Mainmark Void Filling Solutions Icon

Sinkhole repair

Repairing the ground where soil and structures collapse into underground voids.

Mainmark Pipe Abandonment and Decommissioning Solutions Icon

Pipe abandonment

Filling to support decommisioning of underground services

Mainmark’s specialised in-house solutions

Our dedicated team of experts is committed to understanding your unique needs and objectives, working closely with you to develop and execute.

Featured projects

A diverse group of passionate professionals, each bringing unique skills and experiences to drive innovation and excellence in every project we undertake.

Mainmark truck parked beside a historic listed building, where resin injection was used to treat foundation subsidence.
Resin injection ground strengthening instead of underpinning for historic building.
Mainmark Completes Subsidence and Heave Re-Levelling Across Residential Housing Estate
Specialised Resin and High-Strength Concrete Used to Seal Damaged Groundwater Pit
Modern glass art gallery re-supported and re-levelled by Mainmark using advanced ground engineering solutions
Art Gallery Re-supported and Re-levelled

Get in Touch

Our dedicated team of experts is committed to understanding your unique needs and objectives, working closely with you to develop and execute.

5.0

The first-choice ground engineering and asset preservation partner

A proven industry leader, global reach with local expertise.

1989

Year Established

87,148+

Projects Completed

18+

Offices Worldwide

271+

Experienced Staff

Mainmark is a global leader, with local expertise in ground engineering and asset preservation.

Mainmark UK engineers inspecting tunnel structure as part of infrastructure ground engineering and asset preservation solutions

Infrastructure

Since 1989, Mainmark has developed and delivered advanced technologies for ground engineering and asset preservation, working with many forms of infrastructure to provide void filling, ground improvement and re-levelling solutions.

Large commercial construction site representing Mainmark UK ground engineering and asset remediation solutions for businesses

Commercial

Mainmark has delivered ground engineering solutions to businesses. Capitalising on this expertise, our latest range of innovative products and advanced solutions provide remediation of assets and structures across the commercial sector.

Mainmark team performing residential ground improvement and re-levelling work on a surburban home

Residential

Our ground improvement and level correction methods can address foundation subsidence and are effective for helping to fix cracks in walls or re-level sunken floors in homes of any size. Our solutions are also used for slab lifting foundation slabs and large driveways.

Our Memberships and Accreditations

A diverse group of passionate professionals, each bringing unique skills and experiences to drive innovation and excellence in every project we undertake.

Mainmark’s specialised in-house solutions

Our dedicated team of experts is committed to understanding your unique needs and objectives, working closely with you to develop and execute.

Mainmark Ground Improvement Solutions Icon

Ground improvement

Ground improvement modifies a soils properties, improving its load bearing capacity or resilience against liquefaction.

Mainmark subsidence repair and solutions icon

Subsidence

Cost-effective, proven solutions to resolve subsidence problems.

Mainmark UK Void Filling Solutions Icon

Void filling

Comprehensive void filling solutions for diverse market sectors, using specialised chemical or cementitious grouts.

Mainmark Slab Lifting Solutions Icon

Slab lifting

Our non-invasive and cost-effective solution is a scale way of re-levelling concrete slabs with soil settlement or subsidence problems.

Mainmark Re-levelling Solutions Icon

Re-levelling

We re-level buildings that have experienced subsidence, settlement, or other structural issues leading to uneven floors and foundation cracks.

Mainmark Underpinning Solutions Icon

Underpinning

Underpinning for the strengthening of the foundation of an existing building

Mainmark Void Filling Solutions Icon

Sinkhole repair

Repairing the ground where soil and structures collapse into underground voids.

Mainmark Pipe Abandonment and Decommissioning Solutions Icon

Pipe abandonment

Filling to support decommisioning of underground services

Mainmark’s specialised in-house solutions

Our dedicated team of experts is committed to understanding your unique needs and objectives, working closely with you to develop and execute.

Featured projects

A diverse group of passionate professionals, each bringing unique skills and experiences to drive innovation and excellence in every project we undertake.

Mainmark truck parked beside a historic listed building, where resin injection was used to treat foundation subsidence.
Resin injection ground strengthening instead of underpinning for historic building.
Mainmark Completes Subsidence and Heave Re-Levelling Across Residential Housing Estate
Specialised Resin and High-Strength Concrete Used to Seal Damaged Groundwater Pit
Modern glass art gallery re-supported and re-levelled by Mainmark using advanced ground engineering solutions
Art Gallery Re-supported and Re-levelled

Get in Touch

Our dedicated team of experts is committed to understanding your unique needs and objectives, working closely with you to develop and execute.