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Updated 10:24 AM, Nov 9, 2026
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Accredited Supplier

Causeway

Causeway Technologies was founded in 1999 by Phil Brown. Headquartered in Buckinghamshire in the United Kingdom, it serves over 3,000 customers and has over 500 employees. Causeway provides enterprise and cloud software solutions to support the construction and maintenance industry, serving consultants, contractors, suppliers and their clients. Causeway Tradex is the construction sector’s largest e-invoicing network in the UK. The platform connects buyers’ and suppliers’ systems to automatically transact and validate digital documents including, but not limited to, invoices, POs and delivery notes. This straight-through touchless processing improves the efficiency between buyers and suppliers, enabling prompter payments to the supply chain.

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Avalara

Avalara helps businesses of all sizes get tax compliance right. In partnership with leading ERP, accounting, eCommerce and other financial management system providers, Avalara delivers cloudbased compliance solutions for various transactional taxes, including sales and use, VAT, GST, excise, communications, lodging, and other indirect tax types. Headquartered in Seattle, Avalara has offices across the U.S. and around the world in Canada, the U.K., Belgium, Brazil, and India.