Freshdesk, a San Francisco-based provider of customer support-as-a-service, has raised $31 million in Series D funding. Tiger Global Management led the round, and was joined by Google Capital and return backer Accel Partners. Dow Jones reports that the deal done at a $250 million valuation.www.freshdesk.com

TrackingPoint, an Austin, Texas-based maker of precision-guided firearms, has raised $29 million in VC funding, according to the WSJ. Genesis Inventions and return backer McHale Labs co-led the round, and were joined by Austin Ventures and GTP Holdings. www.tracking-point.com

ScalingData, a developer of Hadoop-ready apps, has raised $4.4 million in VC funding from General Catalyst Partners, Google Venture and Red Hat. www.scalingdata.com

OYO Sportstoys, an Acton, Mass.-based maker of “minifigures” of professional atheltes, has raised $3 million in VC funding. Atlas Venture and existing backer Boston Seed Capital co-led the round.www.oyosportstoys.com

Breakout Labs, Peter Thiel’s philanthropic VC fund focused on early-stage science and tech innovation, announced investments in three startups: Cortexyme, a developer of treatments for Alzheimer’s and other neurological diseases; G-Tech Medical, developer of a wearable “EKG for the gut” to help physicians identify and treat GI disordersl and EpiBone, developer of technology to engineer stem cells into patient-specific bone tissue replacement. www.breakoutlabs.org

GeoDigital International, an Ontario-based provider of 4D geospatial imaging and business intelligence solutions, has raised an undisclosed amount of new VC funding. EnerTech Capital andEmerald Technology Ventures co-led the round, and were joined by return backers NGP Energy Technology Partners and North Sky Capital. www.geodigital.com

Pixia Corp., a Reston, Va.-based provider of big-data access solutions for the U.S. Department of Defense and intelligence community, has raised an undisclosed amount of equity funding fromEnlightenment Capital. www.pixia.com

Private Equity Deals

Insight Venture Partners has acquired a majority stake in FireMon, an Overland Park, Kansas–based provider of security intelligence solutions. No financial terms were disclosed. www.firemon.com

Perusa has agreed to acquire AddPro AB, a Swedish provider of IT security and infrastructure solutions, from Polaris Private Equity. No financial terms were disclosed. www.addpro.se

Soft-Tex International Inc., a Waterford, N.Y.-based maker and distributor of bedding products, has raised an undisclosed amount of private equity funding from Hudson Ferry Capital.www.hudsonferry.com

IPOs

Adeptus Health Inc., a Lewisville, Texas-based network of independent freestanding emergency rooms, has set its IPO terms to 4.9 million shares being offered at between $19 and $22 per share. It plans to trade on the NYSE under ticker symbol ADPT, with Deutsche Bank Securities and Goldman Sachs serving as lead underwriters. The company reports a $2.9 million net loss on around $115 million in income for 2013. Adeptus Health is owned by private equity firm Sterling Partners.www.adhc.com

B&M Stores, a British discount retail chain owned by Clayton Dubilier & Rice, raised £1.08 billion in its London IPO, at an initial market cap of £2.7 billion. www.bmstores.co.uk

Imprivata, a Lexington, Mass.-based provider of access and authentication management solutions for the healthcare industry, has set its IPO terms to 5 million shares being offered at between $14 and $16 per share. It would have an initial market cap of approximately $342 million. The company plans to trade on the NYSE under ticker symbol IMPR, with J.P. Morgan and Piper Jaffray serving as lead underwriters. It reports a $5.5 million net loss on $71 million in revenue for 2013, compared to $1 million in net income on $54 million in revenue for 2012. Shareholders include General Catalyst Partners, $342 mHighland Capital Partners and Polaris Partners – each of which have a 25.1% pre-IPO stake. www.imprivata.com

Mercury Payment Systems LLC, a Durango, Colo.-based provider of payment processing services to small and mid-sized businesses, has withdrawn registration for a $100 million IPO. The company, which is owned by private equity firm Silver Lake, last month agreed to be acquired for $1.65 billion by Vantiv Inc. (NYSE: VNTV). www.mercurypay.com

MobileIron, a Mountain View, Calif.-based provider of mobile device management software, raised $100 million in its IPO. The company priced 11.11 million shares at $9 per share (middle of $8-$10 range), for an initial market cap of around $672 million, were it to price in the middle of its range. The company will trade on the Nasdaq under ticker symbol MOBL, while Morgan Stanley was listed as left lead underwriter. It reports a $33 million net loss on $105.5 million in 2013 revenue, compared to a $46 million net loss on $41 million in 2012 revenue. It plans to trade under ticker symbol MOBL, with Morgan Stanley listed as left lead underwriter. MobileIron had raised around $145 million in VC funding, from firms like Storm Ventures (20.2% pre-IPO stake), Norwest Venture Partners (19.5%), Sequoia Capital (16.9%), Foundation Capital (8.5%) and Institutional Venture Partners. www.mobileiron.com

M&A

Biofuel Energy Corp. (Nasdaq: BIOF) has agreed to pay $275 million in cash and stock to acquire JBGL, a homebuilding and development platform, from Greenlight Capital and James R. Brickman.www.bfenergy.com

The Blackstone Group and DDR Corp. (NYSE: DDR) have formed a joint venture to acquire 76 shopping centers from American Realty Capital Properties Inc. (Nasdaq: ARCP) for $1.975 billion (including $461m of assumed debt). www.blackstone.com

Rovio, the Finland-based maker of Angry Birds, has secured a €25 million loan from the European Investment Bank. The company had raised $42 million in VC funding three years ago from Accel Partners, Atomico and Felicis Ventures. www.rovio.com

CapMan has sold Finnish home textile manufacturer Finlayson & Co. to Jukka Kurttila and Petri Pesonen (founders of ad agency Bob the Robot) and Risto Voutilainen. No financial terms were disclosed. In a simultaneous transaction, Finlayson & Co. has sold its Familon duvets and mattresses business to a unit of Trading House Scandinavia AB. http://www.finlayson.fi

Sign up for Dan Primack’s daily email newsletter on deals and deal-makers: GetTermSheet.com