NE Tech Stock Index

Vela Systems and FRX get funding, and two startups try to organize the hub’s info in today’s NewsFlash Roundup.  

• Vela Systems adds on $4.5M to first round

The Burlington-based maker of mobile field administration software for the architecture, engineering and construction agencies announced in 2007 that it had closed a $6 million Series A. The second close on that fund brings Vela Systems’ Series A to $10.5 million, and its total funding to at least $11.9 million – including a $1.4 million angel round closed in 2006.

• Green plastics startup FRX nets $6M

The two-year old Chelmsford company is developing plastic polymers that are tough and have high melting points that can be used as flame retardant additives. FRX officials said these materials do not include halogens like traditional flame retardants, making them safer for the environment. The materials can also be used as stand-alone plastics.

• Pair of web play startups serve up Hub info

Two new sites — Happn.in, and Venturefizz.com, — are offering themselves up as hubs of all things Boston. One is tracking Beantown’s Twitter memes; the other is mapping the Bay State’s high-tech economy by aggregating job postings, company profiles, news feeds and influential tech blogs in one place. (more…)