SRLI2102 Alpha Group Capital Mavenir: Results Post-Close Feb. 2018 Sims Close Acquisition Successful Organizational Changes Compensation • Established and communicated Long-Term Incentive Plan (LTIP) to drive equity value creation among key executives Strategy & Business Development • Integration and cost savings initiatives Follow-on Acquisition • Acquired Mitel Mobility and Ranzure for to consolidate messaging market position and reposition company for growth in 4G /5G Non-Core Subsidiary Sold • A2P enterprise division sold to CLX for 8x FY2016 EBITDA • Repaid debt repayment with proceeds Follow-on Acquisition • Acquired Brocade's virtual Evolved Packet Core assets for $2 mm Follow-on Acquisition • Acquired Aquto for no cash consideration Cost Savings/ EBITDA Growth • Grew EBITDA from $33mm in FY2016 to $83 mm in FY2017 EBITDA • Achieved $45 mm of run-rate cost savings initiatives, in line with acquisition plan Follow-on Acquisition • Acquired Argyle for $1.5 mm Gross Unrealized Return‘; (Slum) Total Gross MOIL Fund + Co-Invest 1.4x Fund only:1.4x 1.0x R O S S 0.Dx M I C Aug-2016 Acquisition $1,047 $1,047 ■ $676 $676 Unrealized Total ($470) Value Value ($271) (1.0x) ($741) Co-Investor Share • Fund Share Note: Ks um, include unrefltrod veluenon. The awe] moltrod return of such unrealized invertments may differ matenally from the returns inlu-aof herein. Pkac ;co r.Apperdm - Footrou€ for additional corofderamns end Jefontoore. Past Performance a no. netweirtly Indicative of haute remain- 29 CONFIDENTIAL - PURSUANT TO FED. R. CRIM. P. 6(e) CONFIDENTIAL DB-SDNY-0069872 SDNY_GM_00216056 EFTA01374921