DIYSEO has raised more than $2 million in a second round of venture capital funding and has rebranded the company to UpCity. The funding includes new investors i2a Fund and Firestarter Fund, both based in Chicago; and RIME Communications Capital of New York. Also included were existing investors Daylight Partners and Harris Preston & Partners, both based in Austin, Texas; and UpCity co-founders Patrick Gavin and Andy Hagans.

MediaMath said it bought mobile in-game ad platform Tap.Me. No terms were not disclosed. Tap.Me had raised more than $4M from investors including Hyde Park Venture Partners, I2A Fund, Hyde Park Angels and Great Oaks Venture Capital.

There’s no shortage of professional networks available to those looking for salaried jobs, but job seekers in search of hourly shifts are pretty much limited to either scouring Craiglist or simply hoofing it from business to business. Chicago-based Shiftgig hopes to change that by focusing on the overlooked.

Retrofitme.com, which dubs itself a “data-driven weight loss program for data-driven people,” has raised $2 million in a round of financing led by I2A Fund, New World Ventures and FireStarter Fund. The company previously raised $700,000 in late 2011. The company is based in Skokie, Illinois. PRESS RELEASE RETROFIT LLC (retrofitme.com) – the data-driven weight [...]

BrightTag Inc., maker of a digital marketing platform, has added $5 million in fresh capital from New World Ventures, TomorrowVentures, EPIC Ventures and the I2A Fund. The company has raised a total of $8 million to date. The newest infusion will help Chicago-based BrightTag bolster its sales efforts.

Mobile advertising company Tap.Me has closed on an undisclosed amount of venture financing led by Rockfish Brand Ventures, a Rogers, Arkansas-based investor. Rockfish joins existing shareholders including David Cohen’s Bullet Time Ventures, the i2A Fund and Hyde Park Angels. Tap.Me is based in Chicago.

Ifbyphone has raised $8 million in Series B financing from Apex Venture Partners, Origin Ventures, Spring Mill Ventures, Second Century Ventures and the i2A Fund. Ifbyphone has raised $16 million in total venture funding to date. Skokie, Illinois-based Ifbyphone provides voice applications for enterprise customers.