METHOD, SYSTEM, AND COMPUTER-READABLE MEDIA FOR PERFORMING SPEECH RECOGNITION OF INDICATOR TONES

WILMINGTON TRUST, NATIONAL ASSOCIATION, AS THE SUCCESSOR COLLATERAL AGENT

from UBS AG, STAMFORD BRANCH (AS SUCCESSOR TO CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH IN ITS CAPACITY AS COLLATERAL AGENT)

OMNIBUS ASSIGNMENT OF SECURITY INTEREST IN INTELLECTUAL PROPERTY Recorded 2024-11-25

WEST CORPORATION, COSMOSIS CORPORATION, INTERCALL, INC., INTRADO COMMUNICATIONS INC., INTRADO COMMUNICATIONS OF VIRGINIA INC., INTRADO INC., INTRADO INFORMATION SYSTEM HOLDINGS, INC., INTRADO COMMAND SYSTEMS, INC., GEO911, INC., POSITRON PUBLIC SAFETY SYSTEMS CORP., MASYS CORPORATION, TELEVOX SOFTWARE, INCORPORATED, WEST ASSET MANAGEMENT, INC., WEST DIRECT II, INC., WEST INTERACTIVE CORPORATION, WEST INTERNATIONAL CORPORATION, NORTHERN CONTACT, INC., WEST NOTIFICATIONS GROUP, INC., WEST RECEIVABLE SERVICES, INC., WEST BUSINESS SERVICES, LLC, WEST DIRECT, LLC, WEST FACILITIES, LLC, WEST AT HOME, LLC, WEST CUSTOMER MANAGEMENT GROUP, LLC, ASSET DIRECT MORTGAGE, LLC, INTERCALL TELECOM VENTURES, LLC, BUYDEBTCO, LLC, THE DEBT DEPOT, LLC, WEST ASSET PURCHASING, LLC, INTRADO INTERNATIONAL, LLC, STARGATE MANAGEMENT LLC

from WELLS FARGO BANK, NATIONAL ASSOCIATION, AS SUCCESSOR TO WACHOVIA BANK, NATIONAL ASSOCIATION

RELEASE OF SECURITY INTEREST Recorded 2022-12-20

WEST CORPORATION, WEST INTERACTIVE SERVICES CORPORATION, WEST SAFETY SERVICES, INC., WEST UNIFIED COMMUNICATIONS SERVICES, INC., RELIANCE COMMUNICATIONS, LLC

from U.S. BANK NATIONAL ASSOCIATION

RELEASE OF SECURITY INTEREST Recorded 2018-05-01

CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT

from WEST CORPORATION

NOTICE OF GRANT OF SECURITY INTEREST IN PATENTS (FIRST LIEN) Recorded 2017-10-10

U.S. BANK NATIONAL ASSOCIATION

from RELIANCE COMMUNICATIONS, LLC, WEST CORPORATION, WEST INTERACTIVE SERVICES CORPORATION, WEST SAFETY SERVICES, INC., WEST UNIFIED COMMUNICATIONS SERVICES, INC.

SECURITY INTEREST Recorded 2016-06-20

WACHOVIA BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT

from ASSET DIRECT MORTGAGE, LLC, BUYDEBTCO, LLC, COSMOSIS CORPORATION, GEO911, INC., INTERCALL TELECOM VENTURES, LLC, INTERCALL, INC., INTRADO COMMAND SYSTEMS, INC., INTRADO COMMUNICATIONS INC., INTRADO COMMUNICATIONS OF VIRGINIA INC., INTRADO INC., INTRADO INFORMATION SYSTEM HOLDINGS, INC., INTRADO INTERNATIONAL, LLC, MASYS CORPORATION, NORTHERN CONTACT, INC., POSITRON PUBLIC SAFETY SYSTEMS CORP., STARGATE MANAGEMENT LLC, TELEVOX SOFTWARE, INCORPORATED, THE DEBT DEPOT, LLC, WEST ASSET MANAGEMENT, INC., WEST ASSET PURCHASING, LLC, WEST AT HOME, LLC, WEST BUSINESS SERVICES, LLC, WEST CORPORATION, WEST CUSTOMER MANAGEMENT GROUP, LLC, WEST DIRECT II, INC., WEST DIRECT, LLC, WEST FACILITIES, LLC, WEST INTERACTIVE CORPORATION, WEST INTERNATIONAL CORPORATION, WEST NOTIFICATIONS GROUP, INC., WEST RECEIVABLE SERVICES, INC.

ASSIGNMENT AND ASSUMPTION OF SECURITY Recorded 2009-08-12

LEHMAN COMMERCIAL PAPER, INC.

from INTERCALL, INC, INTRADO INC, WEST CORPORATION, WEST DIRECT, INC

SECURITY AGREEMENT Recorded 2006-10-25

WEST CORPORATION

from STEINBECK, MICHELLE L.

ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded 2003-01-21