| Business | Founded | Contacts |
|---|---|---|
| University of Guelph | 1915 | 2 |
| Philadelphia Gas Works | 1918 | 2 |
| American Logistics Association | 1920 | 23 |
| Johnston Lemon & Co Inc | 1920 | 48 |
| Reprographic Technologies | 1925 | 1 |
| Washington Management Corporation | 1952 | 8 |
| American Academy-Ophthalmology | 1967 | 40 |
| Am Advertising Federation | 1972 | 1 |
| Lemon Foundation | 1980 | 1 |
| Coalition Higher Education | 1981 | 11 |
| American Legislative Ex. | 1983 | 8 |
| American Medical Association | 1984 | 39 |
| Easter Seals | 1984 | 12 |
| Howard D Moore | 1984 | 1 |
| Raven Systems & Research | 1986 | 1 |
| American Society of Anesthesiologists | 1987 | 6 |
| Electric Drive Transportation Association | 1989 | 17 |
| Microteck Computer Labs | 1989 | - |
| National Association-Fed Vets | 1989 | 1 |
| National Council of Nonprofit Associations | 1989 | 21 |
| Career Technical Institute | 1990 | 17 |
| Hazardous Materials Advisory | 1990 | 12 |
| Blaemire Communications Inc | 1991 | 5 |
| Counselors For Managemnet | 1991 | 2 |
| Micro Tek | 1991 | 1 |
| Nautilus Fitness Centers | 1992 | 2 |
| Chadbourne & Parke: Raim David M | 1993 | 1 |
| Nautilus Fitness Center | 1993 | - |
| American Cncl-Otolaryngology | 1994 | - |
| Health Services for Children with Special Needs, Inc. | 1994 | 15 |
| Health Services-Children | 1994 | 1 |
| WMIF Management Corp | 1994 | 1 |
| Washington Partners, LLC | 1994 | 25 |
| Home Security For Less | 1995 | - |
| 1101 Vermont Ave NW Inc | 1996 | 4 |
| Data Warehouse | 1996 | 4 |
| Legal Placements Inc | 1996 | 56 |
| Alliance For Excellent Education | 1999 | 1 |
| Argus Group | 1999 | 2 |
| Center for Medicare Advocacy | 2000 | 5 |
| First Financial Services Inc | 2000 | 11 |
| LTG Associates Inc | 2000 | 1 |
| Workshop Unlimited Ltd | 2000 | 2 |
| The Legal Copy Center | 2001 | - |
| Access Litigation Support Services, LLC | 2002 | 10 |
| Dean Blakey Attorneys At Law | 2002 | 3 |
| Hscsn Inc | 2002 | 1 |
| Lexolution LLC | 2003 | 8 |
| Megan Kathleen Mechak | 2003 | 1 |
| National Organization of SCL Scrty Clmnts'rprsntti | 2003 | 1 |
| Higher Education Washington Inc | 2004 | 3 |
| Lynelle Boutique | 2004 | 1 |
| V Salon | 2004 | 1 |
| American Veterinary Med Association | 2005 | - |
| Au Bon Pain | 2005 | 81 |
| Brian Lilndberg | 2005 | 1 |
| Capitol Press | - | - |
| Catalist LLC | 2005 | 7 |
| Consumer Coalition for Quality Health Care | - | 1 |
| Dean, John E - Dean Blakey | - | - |
| Itta | 2005 | 8 |
| Korean Economic Institute | - | - |
| MATZ Blancato and Associates Inc | - | - |
| Moskowitz Saul L Attorney | - | - |
| Ontario Veterinary College | - | 1 |
| Quick Page and Cellular | - | - |
| TVT Associates | - | - |
| Travel Away Inc | - | 2 |
| William A Blakey & Associates Pllc | 2005 | 3 |
| A 24 All Day Emergency A Locksmith | - | - |
| American Medical Political Action Committee | - | 1 |
| Gabriel Co | - | - |
| National Alliance To End Sexual Violence | 2006 | 1 |
| National Association of Regulatory Utilit | - | 1 |
| Social & Scientific Systems | - | 1 |
| Isis Interactive Inc | 2007 | - |
| National Assoc. of Reg. Utility Commissioners | 2007 | 1 |
| National Association of Regulatory Utility Commissioners | 2007 | 251 |
| Advertising Federation of GBR | - | 1 |
| Ampaconline.org | - | 1 |
| Consilio, Inc. | 2008 | 1 |
| Consumers Inc | - | 1 |
| Dayton Advertising Club | - | 1 |
| Death Penalty Information Ctr | 2008 | 3 |
| Equitas Media | 2008 | 1 |
| Global Regulatory Network | - | 1 |
| J L Capital Management Inc | - | 1 |
| Moroccan American Trade and Investment Council | - | - |
| Nrri | 2008 | 6 |
| Poptech Project | - | 1 |
| The Compliance Center Inc | - | 1 |
| The Moroccan American Center for Policy | - | 3 |
| America Votes | 2009 | 19 |
| Computer Science Education Week | 2009 | - |
| Foundation For Excellence In Education- DC | 2009 | - |
| HEWI NewsLine | - | 2 |
| International Education Council | 2010 | 1 |
| Old Glory Construction & Contllc | 2010 | - |
| The Johnston Lemon Group Incorporated | 2010 | - |
| American Legislative Exchange Council | 2011 | 14 |
| Faith In Public Life Action Fund | 2011 | 1 |
| Mission Control DC HQ | 2011 | - |
| Zoup! | 2011 | - |
| American Medical News | - | 1 |
| American Veterinary Medical Association | - | 6 |
| Argus Supply Co | - | 1 |
| Arizona Corporation Commission | - | 3 |
| Chadbourne & Parke: Mros Don J | - | 1 |
| Civil Defense | - | - |
| Colorado State Elect & Plumb | - | 6 |
| Commonwealth of Massachusetts | - | 11 |
| Consilio | 2012 | 1 |
| Don Coleman Advertising | - | 1 |
| Electric Drive Transpor. | - | 4 |
| Explore Company | - | - |
| Grey Group Inc. | - | 1 |
| Ideacom | - | 1 |
| Indiana State Government | - | 2 |
| Kansas State Energy Off. | - | 1 |
| Media Solutions | - | 1 |
| MicroTek, Inc. | - | 1 |
| North Carolina Utilities Commission | - | 1 |
| Oil & Gas Conservation | - | 1 |
| Oklahoma Corporation Commission | - | 2 |
| Pershing LLC | - | 1 |
| Pizza Hut, Inc | - | 1 |
| Public Service Commission | - | 10 |
| Public Utility Commission Of Texas | - | 1 |
| SRA International, Inc. | - | 2 |
| Scc Bureau Of Financial Inst | - | 3 |
| South Carolina PUC | - | 2 |
| State Government - Tennessee | - | 1 |
| State Of Connecticut Dept Of Corrections | - | 1 |
| State Of New Mexico | - | 8 |
| State Of South Dakota | - | 4 |
| State of Delaware | - | 2 |
| State of Hawaii | - | 1 |
| State of Illinois | - | 1 |
| State of Michigan | - | 1 |
| State of Minnesota | - | 1 |
| State of Nebraska | - | 1 |
| State of New Jersey | - | 1 |
| State of Ohio | - | 6 |
| State of Oregon | - | 1 |
| State of Vermont | - | 2 |
| State of Washington (USA) | - | 3 |
| William A Blakey & Asso. | - | 1 |
| Codice | 2025 | 3 |
| See more details on www.addresshistory.com | ||