AT&T to hold Q4 earnings call on Jan 28.; Iowa Telecom reports tax treatment of 2008 dividends

Microsoft announced that it is committing to becoming carbon negative by 2030 and that it will eliminate all past carbon emissions by 2050.

In 2017, Amazon's CEO and senior leadership team sought $1 billion in additional economic incentives for real estate projects around the country.

Colt Technology Services announced on Thursday that it has hired Annette Geuther as its vice president of new business development.