
Shared 25 June, 2026
Eque2 Ltd, a provider of construction-specific ERP, commercial management and estimating software, has announced the acquisition of Chalkstring, a cloud-based estimating and cost management solutions. This strategic acquisition will form the foundation of Eque2’s estimating platform, strengthening its ability to give contractors greater control over costs, risk and margin from the earliest stages of construction projects.
Chalkstring’s cloud estimating and cost management technology will become a core part of Eque2’s future estimating offering, enabling contractors to benefit from a scalable and fully cloud-native platform. Chalkstring’s estimating platform will be scaled to deliver full feature parity with Eque2’s established Evaluate estimating product, while introducing a more flexible user experience in the cloud. Alongside this, Eque2 will continue to support its established Evaluate estimating solution, ensuring customers benefit from the functionality-rich estimating solution they trust.
Mark Rogerson, Chair of Eque2, commented, “The acquisition of Chalkstring represents a strategic milestone for Eque2 and reinforces our commitment to delivering software solutions to the construction sector. By combining their innovation with Eque2’s domain expertise and scale, we will deliver the next generation of estimating capability for our customers.”
Sarah Crawford, Managing Director of Chalkstring, said, “We are delighted to join Eque2 and contribute to its long-term product vision. Eque2’s understanding of construction workflows, combined with its scale and investment capability, provides the perfect environment to accelerate Chalkstring’s development and deliver even greater value to customers across the construction sector.”
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