This week’s goings-on in the Portland real estate scene.

Shares of social media companies are feeling the heat on Wednesday morning as executives from Facebook and Twitter face a grilling in Congress.

Seven Seattle-area businessmen were named as backers of the potential NHL franchise. The group also said it had three pending deals with the city of Seattle, including a long-term lease.

Chinese electric car maker Nio, whose U.S. headquarters is in San Jose, is set to go public next week. It will be the 19th IPO this year from a company with a headquarters in the region and there are five more lined up to follow it.

Cisco Systems executive Hilton Romanski is leaving the company to help private equity firm Siris Capital Group establish a team in Silicon Valley. As San Jose-based Cisco’s chief strategy officer, the 18-year company veteran helped lead its nearly $30 billion in acquisitions across about 60 deals, including last year’s $3.7 billion acquisition of AppDynamics and the recently announced intent to acquire Duo Security for $2.4 billion. Romanski also helped to oversee Cisco’s $2 billion startup…

T-Mobile’s customer growth has typically outpaced rivals AT&T and Verizon, but Washington state regulators said one promotion went too far.