| 2020 Delivery |
| A.T. Kearney |
| A&G Management Consulting |
| ABeam Consulting |
| Accenture |
| Accountor |
| Acquis Consulting Group |
| Acquity Group |
| Added Value |
| Advisory Board Company |
| AECOM |
| Affiliated Computer Services (ACS) |
| Agility Solutions |
| ALaS Consulting |
| Alexander Proudfoot |
| AlixPartners |
| Alliance Consulting Group |
| Allscripts Consulting Services |
| Alpha Financial Markets Consulting |
| Alsbridge |
| Altman Vilandrie & Company |
| Altran |
| Alvarez & Marsal |
| AMTEC Consulting |
| Analysis Group |
| Analysys Mason |
| Analytics Operations Engineering |
| Anderson Analytics |
| Answerthink |
| Aon Consulting |
| Applied Predictive Technologies (APT) |
| Applied Value Group |
| Archstone Consulting |
| ARES Corporation |
| Argus Information & Advisory Services |
| Arryve Consulting |
| Arthur D. Little |
| Arup |
| AT&T Consulting |
| Atkins Global |
| Atos Consulting |
| Atos Origin |
| Aurora Advisors |
| Avanade |
| Avasant |
| Averro |
| Axiom Consulting Partners |
| aXYKno |
| Bain & Company |
| Bainbridge |
| Basis Technology |
| Bates White |
| BDO Consulting |
| BearingPoint |
| Berkeley Partnership |
| Berkeley Research Group, LLC |
| Berkshire Consultancy |
| Beroe |
| Beyond Analysis |
| Beyond the Arc |
| BI Consulting Group (acquired by Capgemini) |
| Blu Skye Consulting |
| BMC Software Consulting |
| Booz & Company |
| Booz Allen Hamilton (BAH) |
| Boston Consulting Group (BCG) |
| Boston Strategies International |
| Bourton Group |
| Bow & Arrow |
| Boxwood Group |
| BPI Group |
| Brand Learning |
| Brands of Desire |
| Brattle Group |
| Bridgespan Group |
| Bridgestar |
| BridgeStreet Consulting Group |
| BRMi Consulting |
| BT Global Services |
| BT Telconsult |
| BTS |
| Buck Consultants |
| Burge Hughes Walsh Partnership (BHW) |
| Business Enterprises Services (BES) |
| buyingTeam |
| Cambridge Associates |
| Cambridge Consultants |
| Cambridge Group |
| Cambridge Strategic Management Group (CSMG) |
| Campbell Alliance |
| Candesic |
| Capco |
| CapGemini |
| Capgemini Consulting |
| CapTech |
| Casey Quirk |
| Cask Consulting |
| CAST Management Consultants |
| CBIZ Inc |
| CCS Fundraising |
| CDC Development Solutions |
| CDI Corporation |
| CDM Consulting |
| Cedar Management Consulting |
| Celerant Consulting |
| Celerity Consulting Group |
| Censeo Consulting Group |
| Center For Applied Research |
| Center For Organizational Excellence |
| Centric Consulting |
| CGI |
| CGN & Associates |
| Charles River Associates (CRA) |
| Chartis Group |
| CIBER |
| Cisco Consulting Services |
| Civic Consulting Alliance |
| Civitas Group |
| CJ Consulting Group |
| Clareo Partners |
| Clearview Global |
| ClearView Healthcare Partners |
| Cognizant |
| Compass Lexecon |
| Computer Associates |
| Computer Sciences Corporation (CSC) |
| Constellation NY |
| Cornerstone Research |
| Corporate Executive Board |
| Corporate Value Associates (CVA) |
| Courtyard Group |
| CRA International |
| Crowe Horwath LLP |
| CSC Management Consulting |
| Cumberland Consulting Group |
| Dalberg |
| Daugherty Business Solutions |
| Dean & Company |
| Dell Perot Systems |
| Deloitte Consulting |
| Detica |
| Diamond Management & Technology Consultants |
| Droege Group |
| DSG Systems |
| Easton Associates |
| ECG Management Consultants |
| Edgar Dunn & Company |
| Egon Zehnder International |
| Elysium Digital |
| Endeavor Group |
| Entrue Consulting Partners |
| ENVIRON |
| EquaTerra |
| Equation Consulting |
| EquiBrand Consulting |
| Ericsson Strategy Consulting Group |
| Ernst & Young |
| Essex Lake Group |
| Establish Consulting |
| Etigo Consulting |
| Eurasia Group |
| Everest Group |
| Everis |
| Exeter Group |
| Exponent |
| Fair Isaac (Braun Consulting) |
| Fidelity Business Consulting (FBC) |
| First Annapolis Consulting |
| First Manhattan Consulting Group |
| Fiscal Management Associates |
| Fitzgerald Analytics |
| Fletcher Spaght |
| FMI Corporation |
| Forum Corporation |
| Franchise Consulting Group |
| Frost & Sullivan |
| FSG Social Impact Consultants |
| FTI Consulting |
| Fujitsu Consulting |
| Fulcrum Worldwide |
| Gallup Consulting |
| Galt & Company |
| Gartner |
| GE Healthcare |
| GFK Group |
| Giuliani Partners |
| Global eProcure |
| Global Intelligence Alliance |
| Gotham Consulting Partners |
| Grant Thornton |
| Gravitas Technology |
| Gravitytank |
| Greenwich Associates |
| Hackett Group |
| Hagerty Consulting |
| Haig Barrett Management Consultants |
| Harbour Group |
| Harris & Associates |
| Hatch Associates |
| Haverstick Consulting |
| Hay Group |
| HCL Axon |
| HCL Technologies |
| Health Advances |
| HealthEdge |
| HealthScape Advisors |
| Heidrick & Struggles |
| Hewitt Associates (acquired by Aon) |
| Hill & Knowlton |
| Hitachi Consulting |
| Hokenson Group |
| Horvth & Partners |
| HP Services |
| Huron Consulting Group |
| IBB Consulting Group |
| IBM Global Business Service |
| ICF International |
| IDEO |
| IFC Consulting |
| Ikon Marketing Consultants |
| Impact Advisors |
| IMS Consulting Group |
| IMS Health |
| inCode |
| Indra |
| Ineum Consulting |
| Infinitive |
| Infosys Consulting |
| Insight Catastrophe Group |
| Insight Strategy Advisors |
| Interscope |
| Investance |
| Investor Group Services (IGS) |
| ipCapital Group |
| IPL Information Processing Limited |
| Ipsos |
| ITN Consulting |
| Jabian Consulting |
| Jacobs Consultancy |
| JC Jones & Associates |
| Jefferson Wells International |
| JRB & Company |
| Juran Institute |
| Kaiser Associates |
| Kantar Group |
| Kantar Health |
| Katzenbach Partners (acquired by Booz & Company) |
| Keane |
| Kellen Company |
| KEMA |
| Keystone Group |
| Keystone Strategy |
| Knowledgent Group |
| Korn Ferry |
| KPMG Consulting |
| Kuczmarski & Associates |
| Kurt Salmon Associates (KSA) |
| L.E.K. Consulting |
| Lansdowne Consulting |
| LECG (Law and Economics Consulting Group) |
| Leigh Fisher Associates |
| LEK Consulting |
| Liberty Mutual Group |
| Lightspeed Research |
| Lippincott |
| Litmus Group |
| Lockheed Martin |
| LOGIC Management Consulting |
| Logica |
| M&A Partners |
| Magenic Technologies |
| Malcolm Pirnie |
| Management Consulting Group |
| Manpower |
| Marakon Associates (acquired by Charles River Associates) |
| Marketbridge |
| Marketing Analytics |
| Mars & Company |
| Marsh & McLennan Companies |
| Marshall-Teichert Group (MTG) |
| Matrix Knowledge Group |
| May Company Consulting |
| McChrystal Group |
| McGladrey |
| McKinsey & Company |
| Mercator Partners |
| Mercer Consulting |
| Milliman |
| Millward Brown |
| Miracle Software Systems |
| Mitchell Madison Group |
| Monitor Group |
| Morningstar Consulting Group |
| Mott MacDonald |
| Mu Sigma |
| MWH Consulting |
| Navigant Consulting |
| NERA Economic Consulting |
| Nielsen Company |
| Nonprofit Empowerment Group (NEG) |
| North Highland |
| Northbridge Group |
| Northrop Grumman Corporation Consulting |
| NouvEON |
| Novantas |
| OC&C Strategy Consultants |
| Ogilvy & Mather |
| Oliver Wyman |
| Omnex |
| OmniaNow |
| Opera Solutions |
| Oracle Consulting |
| Orion Consultants |
| Oxford & Associates |
| PA Consulting Group |
| Pace Harmon |
| Pariveda Solutions |
| Parthenon Group |
| Pearl Meyer & Partners |
| Peppers & Rogers Group |
| Perficient |
| PERI Software Consulting |
| PKF Consulting |
| Plus Consulting |
| Plutus Consulting Group |
| Point B |
| PriceSpective |
| PriceWaterhouseCoopers (PwC) |
| Princeton Consultants |
| Progress Group |
| Prophet |
| Protiviti |
| Proudfoot Consulting |
| Providge Consulting |
| PRTM |
| PSB- Penn, Schoen, & Berland Associates |
| Putnam Associates |
| Qedis Consulting |
| QualPro |
| Quantitative Risk Management |
| Quartz Strategy Consultants (aka Quartz+Co) |
| Quest Worldwide |
| Quint Wellington Redwood Group |
| Quintiles Consulting |
| R.W. Beck |
| Rambll Management |
| Rath & Strong |
| Razorfish |
| Real Options Group |
| Red Oak Consulting |
| Redstone Strategy Group |
| Regency Group |
| Resources Global Professionals |
| RHR International |
| Right Management Consultants |
| Robert E. Nolan Company |
| Robert Half International |
| Roland Berger Strategy Consultants |
| Roll Consulting |
| Rosetta |
| RPO Management Consultants |
| RSM McGladrey |
| Russell Reynolds Associates |
| SAIC |
| Samsung Global Strategy |
| SAP Consulting |
| Sapient |
| Schlumberger Business Consulting |
| Scott Madden Consulting |
| SDG Group |
| Seabury Group |
| SECOR |
| Segal Company |
| Serco Consulting |
| SFN Group |
| Sg2 |
| Sibson Consulting |
| Siemens Management Consulting |
| Simat Helliesen & Eichner (SH&E) |
| Simon Kucher & Partners |
| SkillStorm |
| Slalom Consulting |
| SM&A |
| Sogeti |
| Solving Efeso |
| St. Charles Consulting Group |
| Steria |
| Stern Stewart & Company |
| Steven Hall & Partners |
| Stockamp & Associates (acquired by Huron Consulting Group) |
| Strategic Decisions Group (SDG) |
| Strategos |
| Strategyx |
| Stroud Consulting |
| Subsurface Consultants & Associates (SCA) |
| Summit Management Consulting |
| Swander Pace & Company (merged with Kurt Salmon Associates) |
| Synovate Business Consulting |
| TASC |
| Tata Consultancy Services |
| TechnoServe |
| Tefen Management Consulting |
| TEKsystems |
| Telisys Communications Consultants |
| Templeton & Company |
| The Alexander Group |
| The AMI Solution |
| The Brattle Group |
| The Burke Group |
| The Camden Group |
| The Chartis Group |
| The Greatest Good |
| The IQ Business Group |
| The Lab Consulting |
| The Nielsen Company |
| The Nous Group |
| The Saint Consulting Group |
| Tieto |
| TMNG Global |
| TopRight Partners |
| Towers Perrin (merged with Watson Wyatt) |
| Towers Watson |
| TPI |
| Transform Consulting |
| Treacy & Company |
| Treasury Strategies |
| Triage Consulting Group |
| Tribal Group |
| Trinity Horne |
| Trinity Partners |
| TriPoints Consulting |
| Tunnell Consulting |
| UHY Advisors |
| Unisys Consulting |
| USC Consulting Group |
| USI Consulting Group |
| Value Partners Management Consulting |
| Vantage Partners |
| ViaNovo |
| Visa Consulting and Analytics |
| Vivaldi Partners |
| VMC Consulting |
| Volt Consulting |
| Waterstone Management Group |
| Watson Wyatt Worldwide (merged with Towers Perrin) |
| Wellspring Consulting |
| Wellspring Partners (acquired by Huron Consulting Group) |
| West Monroe Partners |
| Westport Business Solutions |
| Willis Towers Watson |
| Wipro Technologies |
| WS Atkins PLC |
| WTP Advisors |
| Xantus Consulting |
| Xerox Business Consulting |
| Xlent Consulting Group |
| Yankelovich Partners |
| ZIETA Technologies |
| Zolfo Cooper |
| ZS Associates |
