| Bank of America | Financial Institution | $9,602,736 |
| Design Data Systems Inc | Service Provider | $1,561,668 |
| Applied Automated Engineering Corp | Service Provider | $1,361,611 |
| Morgan Stanley | Financial Institution | $1,287,102 |
| CUSHMAN & WAKEFIELD US INC | Property Management Firm | $1,155,519 |
| Hingham Institution for Savings | Financial Institution | $1,047,254 |
| DC Treasurer | Government Agency | $777,819 |
| Union Insurance Group | Insurance Agency | $643,294 |
| CAVALIER-RCI | Building Services | $568,057 |
| BCD Meetings Events LLC | Service Provider | $477,284 |
| Catalist LLC | IT Firm | $397,350 |
| GARDAWORLD SECURITY SVCS | Service Provider | $389,012 |
| The Ultimate Software Group, Inc. | Payroll Processing Company | $383,034 |
| CDW Direct LLC | IT Firm | $368,729 |
| Verizon | Telecommunications | $336,888 |
| Carter Kalchik | Consultant | $319,524 |
| CONSTELLATION | Utility Company | $273,755 |
| Celerity IT, LLC | IT Firm | $261,950 |
| Amazon Web Services LLC | Service Provider | $261,908 |
| Altshuler Berzon LLP | Law Firm | $261,906 |
| Amalgamated Bank | Financial Institution | $235,568 |
| Bredhoff & Kaiser | Law Firm | $233,290 |
| Concur Technologies Inc | Service Provider | $226,188 |
| Microsoft Licensing | IT Firm | $213,983 |
| Potomac Electric Power Co. | Utility Company | $209,722 |
| Withum Smith+Brown PC | Accounting Firm | $207,599 |
| AT&T Mobility | Telecommunications | $200,456 |
| Zuckerman Spaeder LLP | Law Firm | $185,748 |
| HILTON SEATTLE AIRPORT, W | Hotel | $182,279 |
| PoliOps LLC | Service Provider | $180,000 |
| Xerox Corporation | Service Provider | $176,601 |
| Revolution Messaging LLC | Media Firm | $156,000 |
| AT&T | Telecommunications | $140,887 |
| 3055 Wilshire LLC | Property Management Firm | $138,932 |
| Help Unlimited Temps Inc | Staffing Agency | $135,696 |
| MorganFranklin Consulting, LLC | Consulting Firm | $129,378 |
| American Airlines Inc | Transportation | $118,081 |
| Quickbase, Inc. | IT Firm | $116,121 |
| United Parcel Service | Mailing Services | $114,218 |
| Impact Office Products | Retail Services | $109,123 |
| Modis | Consultant | $107,440 |
| American Express | Financial Institution | $106,718 |
| Cvent Inc | Service Provider | $102,773 |
| Aquent | Staffing Agency | $94,267 |
| Meltwater News US Inc | Subscriptions | $83,985 |
| Harbaugh Washington Co | Hotel | $82,686 |
| CAPITOL CONCIERGE INC | Building Services | $79,631 |
| JOBTARGET | Staffing Agency | $77,725 |
| The Sophic Group, Inc. | Consulting Firm | $75,000 |
| NGP VAN Every Action | Consulting Firm | $74,000 |
| United Airlines | Transportation | $73,524 |
| Complete Software Solutions LLC | Consulting Firm | $71,295 |
| Frank Recruitment Group Inc | Consulting Firm | $70,929 |
| Wise Consulting Associates, Inc. | Consulting Firm | $67,440 |
| Datawatch Systems Inc. | Building Services | $67,401 |
| EAGLE MAT & FLOOR PRODUCTS INC | Service Provider | $61,895 |
| Southwest Airlines | Transportation | $61,471 |
| NonProfit HR Solutions LLC | Staffing Agency | $57,350 |
| Raksha Rupani | Property Management Firm | $55,800 |
| Central Parking System | Service Provider | $55,330 |
| Robert Half Technology | Staffing Agency | $55,161 |
| WILKES ARTIS CHARTERED | Building Services | $55,069 |
| James & Hoffman | Law Firm | $54,869 |
| 1199 SEIU United Healthcare Workers East | SEIU/Local | $54,376 |
| BroadPoint Inc | Service Provider | $53,895 |
| US Express Inc | Mailing Services | $52,900 |
| D.C. Water And Sewer Authority | Government Agency | $52,618 |
| ADP Inc | Payroll Processing Company | $52,563 |
| Allied Telecom Group LLC | IT Firm | $49,457 |
| Delta Air Lines | Transportation | $46,996 |
| SEIU National Industry Pension Fund | Pension Fund | $45,114 |
| Segal Advisors, Inc. | Consulting Firm | $42,931 |
| Banc Of America Leasing | Financial Institution | $41,335 |
| Iron Mountain Inc | Service Provider | $41,277 |
| Law Offices of Eric F Facer PLLC | Law Firm | $40,817 |
| ICIMS,INC. | Service Provider | $40,081 |
| Third Sector New England, Inc. | Consulting Firm | $39,203 |
| Steve Abrecht | Consultant | $37,642 |
| Rick Huntley | Consultant | $36,666 |
| Grossman Heinz LLC | Consulting Firm | $36,363 |
| MK Catering Inc | Catering Services | $34,524 |
| PartnersGlobal | Tenant | $33,687 |
| The Management Center | Consulting Firm | $33,590 |
| Ambius Inc | Building Services | $32,929 |
| Elevator Control Service | Building Services | $31,722 |
| Stuart Dean Co., Inc. | Service Provider | $30,814 |
| National RR Passenger Corp | Transportation | $29,796 |
| Automatic Data Processing Inc | Service Provider | $28,654 |
| PROBAR | Service Provider | $25,712 |
| LinkedIn Corporation | IT Firm | $25,517 |
| Boomi, Inc | Service Provider | $23,794 |
| DAIKIN APPLIED | Building Services | $22,523 |
| Zoho Corporation | Service Provider | $22,435 |
| Amalgamated Bank of New York | Financial Institution | $22,054 |
| Airlines Reporting Corp | Transportation | $21,817 |
| BNA | Subscriptions | $21,556 |
| Hawks Quindel SC | Law Firm | $21,416 |
| Alaska Airlines | Transportation | $21,296 |
| National Van Lines Inc | Transportation | $19,952 |
| Disaree Wilson-Baker | Catering Services | $19,850 |
| Westin Bonaventure | Hotel | $19,738 |
| Lindenmeyr Munroe | Retail Services | $19,707 |
| CHATHAM FINANCIAL CORPORATION | Financial Institution | $19,488 |
| Law Office of Mairead E Connor PLLC | Law Firm | $19,370 |
| Clevenger Corporation | Building Services | $18,767 |
| Joey Tuan | Consultant | $18,250 |
| MicroServe Consulting Inc | IT Firm | $18,018 |
| Cogent Communications | IT Firm | $17,880 |
| WB WASTE SOLUTIONS LLC | Building Services | $17,645 |
| Jenner & Block LLP | Law Firm | $17,463 |
| Process Matters LLC | Consulting Firm | $17,375 |
| Rothner Segall & Greenstone | Law Firm | $15,990 |
| AT&T Teleconference Services | Telecommunications | $15,177 |
| CINTAS | Retail Services | $15,156 |
| CPO Hospitality LLC | Hotel | $15,151 |
| Godaddycom | IT Firm | $15,111 |
| Big Bowl of Ideas | Consultant | $14,500 |
| Okta Inc. | IT Firm | $14,494 |
| Cara Jennings | Consultant | $14,286 |
| Swift Software Inc | IT Firm | $13,626 |
| Gladstein Reif and Meginniss LLP | Law Firm | $13,572 |
| ConvergeOne Inc. | Service Provider | $13,549 |
| BCM ONE INC | IT Firm | $13,467 |
| Mac Medics | IT Firm | $13,448 |
| EZCATER INC | Catering Services | $13,405 |
| BetterCloud Inc | IT Firm | $13,118 |
| Lord Baltimore | Building Services | $12,638 |
| OTJ Architects, Inc | Consulting Firm | $12,428 |
| CONSTRUCTION INSIGHT DC LLC | Building Services | $11,990 |
| BEACON HOTEL DC | Hotel | $11,562 |
| IMPACT OFFICE | Retail Services | $11,041 |
| Eastern Fire Protection Servics Inc | Building Services | $10,908 |
| ZOOM VIDEO COMMUNICATIONS | Service Provider | $10,571 |
| Lawson's Gourmet RSVP | Catering Services | $10,397 |
| PROMEVO.COM | IT Firm | $10,360 |
| Massachusetts State Council SEIU | SEIU/State Council | $10,140 |
| 201, LLC | Property Management Firm | $9,877 |
| Capital Linguists LLC | Service Provider | $9,600 |
| KS Tacoma Hotel LLC | Hotel | $9,515 |
| LORD BALTIMORE HOTEL | Hotel | $9,510 |
| Smart Source Rental | Service Provider | $9,140 |
| Chesapeake Systems | IT Firm | $9,100 |
| HILTON WASHINGTON DC FD 0 | Hotel | $8,788 |
| HPSHOPPING.COM | Retail Services | $8,670 |
| Mona Electric Group, Inc. | Service Provider | $8,554 |
| Barboza and Associates A Law Corporation | Law Firm | $8,391 |
| Cummings and Cummings Law Group, PLLC | Law Firm | $8,330 |
| Image Pointe/Back Alley | Graphics & Printing | $8,285 |
| Salter and Co LLC | Accounting Firm | $8,032 |
| WE BOWERS INC | Building Services | $7,936 |
| eSkill Corporation | Consulting Firm | $7,900 |
| ELKINS PAINTING & WALLCOVERING, INC | Service Provider | $7,852 |
| SERVICEMASTER | Service Provider | $7,728 |
| Trister Ross Schadler & Gold PLLC | Law Firm | $7,714 |
| Bond Water Technologies, Inc | Service Provider | $7,604 |
| Marquette Associates | Consulting Firm | $7,500 |
| GHT CHARTERED | Service Provider | $7,500 |
| STERLING CLEANERS | Building Services | $7,482 |
| ATTACHE PROPERTY MANAGEME | Property Management Firm | $7,423 |
| Zendesk | IT Firm | $7,282 |
| Crown Plaza Hotel | Hotel | $7,220 |
| Union of Union Rep | Union | $7,000 |
| Anat Shenker | Consultant | $7,000 |
| AMAZON MARKEPLACE NA - PA | Retail Services | $6,900 |
| Creighton, Johnsen & Giroux | Law Firm | $6,860 |
| Jetblue Airways | Transportation | $6,850 |
| SEIU Staff Pension Fund | Pension Fund | $6,554 |
| Bay State Realty | Property Management Firm | $6,530 |
| CARLYLE SUITES HOTEL | Hotel | $6,516 |
| RayCoach LLC | Consulting Firm | $6,509 |
| Lockshin Consulting Inc. | Consulting Firm | $6,500 |
| Good Fruit LLC | Media Firm | $6,450 |
| Lichtman & Rosenblum PLLC | Law Firm | $6,409 |
| ENOM.COM | Hotel | $6,375 |
| GETTY IMAGES INC | Media Firm | $6,168 |
| RADISSON PLAZA MPLS | Hotel | $6,119 |
| Apexconnect Inc | IT Firm | $6,000 |
| GoToMyPc | IT Firm | $5,997 |
| COMCAST | Service Provider | $5,949 |
| Pitney Bowes Global Financial Services | Financial Institution | $5,947 |
| Service Machine Shop Inc | Service Provider | $5,900 |
| MACH ENERGY | Utility Provider | $5,768 |
| Freestate Electrical Service | Service Provider | $5,682 |
| Fusion Films | Non-Profit Organization | $5,618 |
| Easy Office Inc dba Jitasa | Service Provider | $5,400 |
| WL GARY COMPANY INC | Service Provider | $5,378 |
| Noiro South LLC | Hotel | $5,265 |
| Cohen Weiss & Simon LLP | Law Firm | $5,224 |
| ALEXANDRIA FAMOUS DAVES | Catering Services | $5,086 |
| Global Business Travel Association | Service Provider | $5,000 |
