IBM Global Technology Services is ranked 10th in Communications Outsourcing and Professional Services while Lumen Communications Outsourcing is ranked 5th in Communications Outsourcing and Professional Services. IBM Global Technology Services is rated 0.0, while Lumen Communications Outsourcing is rated 0.0. On the other hand, IBM Global Technology Services is most compared with , whereas Lumen Communications Outsourcing is most compared with KPMG Communications Outsources.
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