Octobat
Avalara
Taxamo
DATEV
Thomson Reuters ONESOURCE
Symmetry
TaxJar
Quaderno.io
EverDev
I recently needed a website and they were able to deliver in 13 days, I got a link to a trello board where i was able to submit requests immidiately!
Avalara - Cut tax compliance costs, not corners. Avalara automates tax compliance and can help improve accuracy while reducing costs.
Taxamo - SaaS solution for the new 2015 EU VAT rules
DATEV - DATEV data center offers services, such as data analysis, archiving, backup, printing,and sending reports.
Thomson Reuters ONESOURCE - ONESOURCE tax software and solutions synchronize every aspect of your work and link international, country, state and local tax laws.
Symmetry - Symmetry offers software solutions for payroll witholding tax.
TaxJar - TaxJar simplifies sales tax filing for eCommerce sellers.