ADU Builder Index

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Seattle, Washington · updated August 30, 2026

Seattle ADU builders, ranked by permits

The largest ADU market in Washington — citywide legalization in 2019 sent permits soaring.

12,280ADU permits tracked
6,853completed
513builders with Seattle ADU permits
697attributed permits

Seattle ADU permits by year

Rankings — Seattle

Ranked by completed ADU permits attributed in Seattle city records. Methodology →

#BuilderCompleted in SeattleSeattle permitsYears activeWA license
1Tjh Re Properties Lv LLC9112021–2022license unmatched
2Mykabin9102019–2020license expired
3Jake'S D Corp782020–2023license unmatched
4American Classic Homes772014–2020license unmatched
5Powell Home Builders Inc.662007–2008license unmatched
6Case Design/Project Mgmnt LLC552008–2012license unmatched
7Stanbrooke Custom Homes, Inc.552014–2015license unmatched
8Ashworth Homes LLC552019–2021license active
9Dmc Land And Design552020license unmatched
10Chaffey Building Group LLC442012–2020license active
11Kohl Const. & Remodeling Inc.442014–2019license unmatched
12New Home Solutions LLC342006–2015license active
13Carlisle Classic Homes342011–2020license active
14J A S Design Build Inc.332007–2014license re-licensed
15Building Components Inc.332007–2014license unmatched
16Canright Construction332008–2014license unmatched
17Lewis & Smith LLC332009–2011license unmatched
18Model Remodel332011–2012license unmatched
19Sockeye Homes332012–2020license active
20C4Digs Inc.332013–2019license active
21Raincap Construction + Electric332015license unmatched
22Cvl Partners332018license expired
23Karlstrom Associates332019–2020license active
24Rudd Construction LLC - Marcus332021license unmatched
25Revolution Custom Builders332021license unmatched
26Linmak Construction332023license unmatched
27Abode Builders LLC252016–2020license active
28Westhill Inc.232007–2014license active
29Terhune Homes Inc.232009–2016license expired
30Shelly Chinn232018license unmatched
31Id Construction Group Inc.232020–2021license expired
32Eric Kormondy Construction Inc.222007–2009license expired
33Kinesis Construction222007license out of business
34Potter Construction222006–2019license active
35Lead Construction, LLC222008license unmatched
36Mcdowell Nw Pile King Inc.222007license active
37Monarch Trading Corp222007license expired
38Petrie Construction Inc.222008license unmatched
39Cascade Const Design Build222007–2012license unmatched
40Dyna Contracting222007–2019license active
41Greenleaf Construction Company222008license unmatched
42Man Construction222008license unmatched
43Greenwalk Development LLC222008license active
44Green Arrow Builders LLC222010license unmatched
45Lzl Contruction Inc.222009license unmatched
46Wallace Grant Geiger222010license unmatched
47Joseph Beck222010license unmatched
48Hybrid Assembly LLC222011–2012license active
49Carlisle Classic Home222011license unmatched
50Rw Anderson Inc.222011license unmatched
51Bourgette Construction222011–2021license unmatched
52Fradkin Fine Construction222011license unmatched
53K Hudson Construction Inc.222012license active
54Construction Contractors Inc.222012license active
55Brian Deyoung222011license unmatched
56White Restoration LLC222011–2021license expired
57Fine Construction Inc.222012license unmatched
58Andersen Construction222012license active
59Lou Mladenovic222012license unmatched
60Watson Construction222013license re-licensed
61Toepfer Construction Co LLC222013–2020license out of business
62Holman Const & Remodel Inc.222013license expired
63Easter Construction Inc.222014license unmatched
64Chris D Barker222015license unmatched
65Tim Tanner222016license unmatched
66John Neal222015license unmatched
67L Z L Construction Inc.222015–2018license unmatched
68Sustainable Construction And C222015license unmatched
69Srdjan Jelacic222015license unmatched
70Hanson Construction222016–2020license active
71Mark Harman222016license unmatched
72Mark Ray222017license unmatched
73Alex Daisley222017license unmatched
74Sam J Foss222017license unmatched
75Nicole Stone222018license unmatched
76Eduardo Cedeno Betancourt222017license unmatched
77Dianne Lynn Eberlein222017license unmatched
78Armando Leyva222019license unmatched
79Dlh Inc.222018–2020license unmatched
80Citadel Development222021–2023license active
81Dowbuilt222019license unmatched
82Daniel Mccune222021license unmatched
83Jimmy Tang222021license unmatched
843Blc222021license unmatched
85David Gerry222021license unmatched
86Nelson Hernan Macetas222024license unmatched
87Fidelis Modern Homes222021license expired
88Hamor And Naegl222024license unmatched
89Skyway General Contractor142024license unmatched
90Tangent Construction Inc.122007–2021license active
91Acs Seattle LLC122016–2020license active
92Weitzel Construction122016–2019license active
93Collaborative Construction LLC122016license re-licensed
94Mitch Moore122017license unmatched
95Axis Custom Builders122017–2021license expired
96Haas Development & Const Co122018–2021license active
97Gaspar'S Construction122018–2020license active
98White'S Investments LLC122021–2022license active
99Rw Anderson Homes122019–2020license unmatched
100Ccm Architecture Pllc122020license unmatched
101Arceneaux Design & Remodel LLC122019license out of business
102Ravenna Bryant Homes LLC122020–2021license expired
103Adobe Builders122020license unmatched
104Adams Construction Services Inc.122020license unmatched
105D Hill Construction122020–2024license active
106Polaris Construction112024–2025license active
107Mm Construction Northwest Inc.112010license expired
108Cp Granger, Inc.112010license unmatched
109Tideman Construction Inc.112006license unmatched
110Logans Hammer Bldg/Renovtn Inc.112006license unmatched
111Prestige Homes Inc.112006license unmatched
112Pacific Crest Homes112007license unmatched
113Fornoni Builders112006license unmatched
114Terracon Consultants Inc..112006license unmatched
115Bristow Enterprises112006license suspended
116Alpine General Contracting LLC112006license expired
117N M T Woodworking112006license unmatched
118Abella Woodworking112008license unmatched
119Orcas Island Woodworking Inc.112010license unmatched
120Gopher Construction Co Inc.112006license expired
121Alliance Restoration Svcs Inc.112006license unmatched
122North Beach Design LLC112006license unmatched
123Schuchart Dow Inc.112006license re-licensed
124K E Wear LLC112007license unmatched
125Dk Custom Builders LLC112006license active
126E & H Construction112007license unmatched
127Sk Builders Inc.112006license unmatched
128W G C Inc.112007license unmatched
129Rain City Construction112007license unmatched
130Woodlawn Avenue Company112007license unmatched
131Osses Contractors Inc.112007license unmatched
132Toth Construction Inc.112007license active
133Bartanen Construction LLC112007license active
134Kruse Brothers Const Co Inc.112008license unmatched
135Jbc Inc.112007license unmatched
136Templeton Const Services Inc.112007license unmatched
137Ventana Construction112007license unmatched
138Groset Construction General112008license unmatched
139D Kings Construction112009license unmatched
140Walter Miller112007license unmatched
141G N S Investments LLC112007license unmatched
142Theo Construction Inc.112008license unmatched
143Domus Vitae112008license expired
144Soleil Homes LLC112008license unmatched
145Reef Construction112008license unmatched
146Mike Ness Construction112008license suspended
147Little Building Co, The112008license unmatched
148Marsupial Maintenance LLC112008license unmatched
149Mcrory Construction Inc.112009license expired
150Renaissance Remodeling112008license expired
151Hact Construction112010license unmatched
152The Wood Tailor112009license unmatched
153Interlaken Renovations Inc.112009license unmatched
154Cascadia Building Company LLC112009license active
155Richard Wu Construction LLC112009license unmatched
156Dewitt Construction Company112009license unmatched
157Summit Construction112009license active
158Seattle Housewrights112009license unmatched
159Tutmarc Associates Inc.112011license active
160Reed Construction Inc.orporated112010license unmatched
161Care Free Kitchens & Bath112010license unmatched
162Ryan Mankoski112010license unmatched
163Clearview Const Services112010license unmatched
164O'Connell Legacy Builders112010license active
165Fox Construction112010license expired
166Joseph Irons112010license unmatched
167Singular Design/Build LLC112010license unmatched
168D B Elkins Construction Inc.112011license expired
169Vertical-Grain LLC112010license unmatched
170Edifice Construction Co Inc.112011license unmatched
171Karen Crosby & Scott Stolnack112010license unmatched
172Nova Homes LLC112010license active
173David Harisiades112011license unmatched
174Mark'S Construction112011license expired
175Sbi Construction112011license unmatched
176Waynigus Debeb112011license unmatched
177Woodland Design Inc.112011license unmatched
178Alpha Steel Buildings Inc.112011license expired
179Articulate Hammers Inc.112011license expired
180Jjd Construction Inc.112011license unmatched
181Mcs Design112012license unmatched
182Sensible Builders LLC112012license unmatched
183Context Design/Build Inc.112012license active
184Northstar112012license active
185Puckett Construction LLC112012license re-licensed
186Avid Builders Inc.112013license active
187Local Gc LLC112013license unmatched
188Element Builders LLC112013license unmatched
189Adams Residential Contrng Inc.112013license active
190Tradecraft Builders LLC112014license expired
191Selena Fitch112013license unmatched
192Kinetic Construction Inc.112013license active
193Brace Development LLC112013license expired
194Norsk Remodeling112013license unmatched
195Johannes Construction112014license unmatched
196Green Canopy Homes112014license re-licensed
197Building Construction LLC112014license unmatched
198Dawson Lane Res/Com Inv Gr Inc.112015license unmatched
199Rick Glover112014license unmatched
200Prestige Custom Builders112014license unmatched
201S2 Construction112014license unmatched
202Treebird LLC112014license active
203Lt Quality Construction LLC112014license expired
204Robert And Michele Kackman112015license unmatched
205Jacob Alexander Homes LLC112014license unmatched
206Sean Mclaughlin112015license unmatched
207Carlos Bravo112016license unmatched
208Pavel Afichuk112014license unmatched
209Andy Houston112014license unmatched
210Green Construction Service LLC112014license unmatched
211Luke L Steere112014license unmatched
212Dreammasters Construction Inc.112014license unmatched
213John Jack Construction Inc.112015license unmatched
214Lynn Hernandez112016license unmatched
215Brian Mckain112016license unmatched
216Elizabeth & Aaron Chapman112015license unmatched
217Excavators Northwest112015license expired
218Douglas Coutts112016license unmatched
219Brian Zito112015license unmatched
220Glenn Herlihy112015license unmatched
221Ddb Homes LLC112015license unmatched
222Kee Leung112016license unmatched
223Kristy Tibbetts112016license unmatched
224Jigdal Sakya112015license unmatched
225Raven Design Build112015license unmatched
226Johnson Brothers Construction112015license active
227Sts Construction Services112015license unmatched
228Mc Adams Remodeling & Design112015license unmatched
229Bt Contracting LLC112015license active
230Denny Conner112015license unmatched
231Wenyi Mei112016license unmatched
232Eli Lehmann112016license unmatched
233Iq Construction Inc.112015license unmatched
234Miklos Kohary112015license unmatched
235John F And Kathy A Lubetich112016license unmatched
236Amy Chen112016license unmatched
237J R J Development Inc.orporated112016license unmatched
238Doi Van Dang112016license unmatched
239Daniel Guerrero112015license unmatched
240Rowan Construction Inc.112015license active
241Michael Laguardia112015license unmatched
242Greg Galbraith112017license unmatched
243Wilkinson Builders LLC112015license active
244Ron Kuehner112016license unmatched
245Jeff Loy112016license unmatched
246Pacific West Maintenance112016license unmatched
247Angela Wahlquist112016license unmatched
248Robert And May Mel Lee112018license unmatched
249Geoffrey Smith112016license unmatched
250Rich Lofts112016license unmatched
251Chad Hansen112016license unmatched
252Lisa Albanese112016license unmatched
253Doug Rees112016license unmatched
254Loni Morina112016license unmatched
255Robert Austin112016license unmatched
256Fix Home Services, LLC112017license unmatched
257Ainslie Davis Construction Inc.112016license active
258Gt Residential Contracting LLC112017license active
259Eric Dunkel112016license unmatched
260Noble Ridge Construction Inc.112017license expired
261Sunde Builders LLC112017license active
262Stefan Hansmire112017license unmatched
263Sherap Bashi112018license unmatched
264Reg Willing112017license unmatched
265The Best Practice Construction Co LLC112018license unmatched
266Dale Tu112018license unmatched
267Bellingham Bay Builders112018license unmatched
268Luis Saga112017license unmatched
269Loken Construction Company112017license unmatched
270Chris Hugh Pickering112017license unmatched
271Greg Gratias112017license unmatched
272Haller Remodeling112017license unmatched
273Em Wolfe Construction LLC112017license unmatched
274Justin Davis112017license unmatched
275Mansfield Tim112017license unmatched
276Dirk Mulhair112017license unmatched
277Louis Gallaro Sts Construction Services112018license unmatched
278Mckain Construction112017license active
279Farzad Ghazvinian112018license unmatched
280Roelof J Nel112017license unmatched
281Jennifer And Terry Mims112018license unmatched
282Dao Properties Development LLC112019license active
283Greg Nourigat Construction112018license expired
284Grw Construction, Inc..112018license unmatched
285Home Improvement Solutons112019license unmatched
286Eric Reinhardt Construction LLC112019license unmatched
287Don Hannes Construction112018license unmatched
288Bryan Frost112018license unmatched
289Green Lake Remodel112018license unmatched
290Jk Construction112018license active
291Vitaly Shemchuk112019license unmatched
292Jeffrey Almeter112018license unmatched
293Crafted Design Build LLC112020license active
294Baker Construction Services112019license active
295Darren P Patt112019license unmatched
296Gerry Homes LLC112019license active
297Best Built Homes112019license expired
298Cb Construction112019license active
299Teodor Tofoleanu112021license unmatched
300Steffes Construction Inc.112019license active
301Yeti Construction112019license unmatched
302Bernie Hedeen112019license unmatched
303Hansen Renovation Inc.112019license active
304Dang Construction LLC112020license active
305Ama Construction112019license active
306Greenpod Fabrictors LLC112019license unmatched
307Macneil-Dubose LLC112019license unmatched
308Tanner Construction LLC112019license active
309Huus Inc.112019license active
310Pyc Concepts, LLC112020license unmatched
311Ridgeline Construction Nw Inc..112019license unmatched
312Mint Capital Group LLC112020license unmatched
313Endurant Construction112019license expired
314Frost Construction11license expired
315Aga Real Estate112019license unmatched
316Colin Dickinson112020license unmatched
317Amanda Glatthaar112019license unmatched
318Alluvion Homes LLC112019license re-licensed
319Tang Real Estate Investments112020license unmatched
320Jamison Construction Services, LLC112019license unmatched
321Jesse Starr112020license unmatched
322Jas Design Build112020license unmatched
323Design Builders LLC112019license active
324Jose Argueta112020license unmatched
325Diggs Custom Homes112020license expired
326Peter Schroeder112020license unmatched
327Cutting Edge Const. Today LLC112019license unmatched
328Pacific Northwest Tiny Homes And Sheds112020license unmatched
329Viking Construction Srvcs LLC112019license expired
330Louie Armstrong Company Inc.112020license unmatched
331Harjo Construction112020license unmatched
332Adam Kuhn112020license unmatched
333Batt + Lear112020license unmatched
334Ambi Design + Build, LLC112020license unmatched
335Phoenix Construction112020license active
336Woodcrafters Construction LLC112020license active
337Boehm Design Associates112020license unmatched
338Martin Howard112020license unmatched
339Andrew Edwards112020license unmatched
340A & M Homes LLC112021license active
341Rich Rogers112020license unmatched
342Shane Miller112020license unmatched
343James Vert112021license unmatched
344Frederick L Beck112021license unmatched
345Peter & Sarah Cunningham112020license unmatched
346Kara King112020license unmatched
347Sawhorse Design + Build112020license unmatched
348Batt & Lear112020license unmatched
349Millad Vii LLC112022license unmatched
350Ron Thoreson Homes LLC112020license unmatched
351Baird Designs, Inc.112020license unmatched
352Rick Ward112021license unmatched
353Align Builders LLC112020license active
354Melinda Shaw112020license unmatched
355Er Construction LLC112020license active
356Tony Truong112020license unmatched
357Pat Finley112020license unmatched
358Sam D Dang112020license unmatched
359Ljm Home Services112020license expired
360Approah Build, LLC112020license unmatched
361Snc Development LLC112022license expired
362Clint Jones112020license unmatched
363Canxin Lei112020license unmatched
364Ben C Strehle112020license unmatched
365Karen Chiu112020license unmatched
366Oliver Brown112022license unmatched
367Torric LLC112020license unmatched
368Ryan Minch112020license unmatched
369Galus & Galus112020license active
370A J Schneider Construction112020license active
371Beipeng Mu112020license unmatched
372Bakken Construction Inc.112020license active
373Seattle Custom Contractors LLC112020license suspended
374Blueprint Living LLC112020license unmatched
375Travis D Spikes112020license unmatched
376Tracy Calderon112020license unmatched
377Blackwood Builders Group LLC112020license expired
378Aedifex, Inc..112020license unmatched
379Herron Homes LLC112020license active
380Tibebe Bantie112020license unmatched
381Zhi Qiang Zhou112021license unmatched
382Rachel And Tom Lazar112020license unmatched
383Thomas Comerford112020license unmatched
384City Homes LLC112020license active
385N & R Construction112021license unmatched
386Robert Oakes112021license unmatched
387Eric Hallberg112020license unmatched
388Aydin Ghajar112020license unmatched
389Solo 51 LLC112020license unmatched
390Prestige Residential Construction112020license unmatched
391Lr Ingrid LLC112021license unmatched
392Christopher Lewis112020license unmatched
393Node Eco112020license unmatched
394Gc Construction112020license active
395Olsen Anderson Construction LLC112021license unmatched
396Trend Development & Design112020license unmatched
397Home Pros Construction112020license unmatched
398Kieran De Guzman112021license unmatched
399Kohary Builders LLC112021license expired
400Lats Construction112022license active
401David Charles Sproull112021license unmatched
402Dragonfly Design Build112021license unmatched
403Michael Arnautov112022license unmatched
404Epperstone Homes LLC112022license active
405Westlake Builders LLC112022license active
406Colin Patrick Anderson112022license unmatched
407John Hurd112021license unmatched
408Cutuli Homes112022license active
409Price Busters Plumbing112023license active
410In Development LLC112022license active
411Peak General Contracting LLC112023license active
412Five Star Floor Installatn Inc.112023license suspended
413Brad K Rzechula112024license unmatched
414Acadia Builders Group112023license unmatched
415David Weisser112023license unmatched
416Diamond Build Corporation112024license unmatched
417Chris Myers112023license unmatched
418Tsg Remodeling LLC112024license expired
419Kcm Construction LLC112025license active
420Glenn Floyd112025license unmatched
421Sea-West Renovation LLC112024license expired
422Renew Homes Northwest LLC112024license active
423Duvlas Rivas112024license unmatched
424Pluto Construction112025license unmatched
425Valentine Roofing112024license unmatched
426Adse Home Improvements LLC112025license unmatched
427Waltier Homes LLC112025license active
428Eric Dexter112025license unmatched
429Dan Hignite112025license unmatched
430Backyard Adu LLC112025license active
431Jose Francisco Osuna Pineda112026license unmatched
432Russell D Fuller022016–2017license unmatched
433Revision Homes Inc.022020license active
434Side By Side Ventures Dba Rock Solid Construction022026license unmatched
435Lindsey Werkhoven022026license unmatched
436Alexander Hiebert022026license unmatched
437Avalon Project Inc.012016–2023license suspended
438Lou R Lincoln012009license unmatched
439Wyngale Homes Inc.orporated01license unmatched
440Jeremiah D Jester012017license unmatched
441Christopher G. Waters012013license unmatched
442Christopher Anderson012016license unmatched
443Lynn Anders012015license unmatched
444Clinesmith Construction012015license unmatched
445Richard Wu012015license unmatched
446Matthew Green012015license unmatched
447Kenneth Fairchild012015license unmatched
448Brandon W Skinner012016license unmatched
449Sonia A Mata (Siu)012017license unmatched
450Windwood Remodeling Inc.012016license unmatched
451Cta Design Builders012016license unmatched
452Becky Hart012016license unmatched
453Mark I Nikolic012017license unmatched
454Rain City Builders01license expired
455Pacific Garages Inc.012017license expired
456Thomas Group LLC012017license active
457Mark D Kratz012018license unmatched
458Orion Builders LLC012017license expired
459Tonedos, LLC012020license unmatched
460Patrick Ross012018license unmatched
461Lns Construction012017license unmatched
462Michael A Arceneaux012018license unmatched
463Mitchell Building Company012019license active
464Blessing Property Dvlpmt Llp012018license unmatched
465Rkc Construction Inc.012019license active
466Low Rate Hauling LLC012019license unmatched
467Juhani Nurmia Construction012019license expired
468Willow Creek Marysville LLC012019license unmatched
469Gavin Ryan012020license unmatched
470Eakman Construction Co012020license unmatched
471Brian Taylor012024license unmatched
472Kirkdell Inc.012020license unmatched
473Fairbank Construction012020license unmatched
474Northlake Construction, LLC012020license unmatched
475Sherman Fantroy012020license unmatched
476Lloyd Lybeck012020license unmatched
477Robert J Henrikson012020license unmatched
478Gregory Menikoff012021license unmatched
479Cld Construction012020license unmatched
480Leonard Watson012021license unmatched
481Summer Rae Elasady012020license unmatched
482Schilperoort & Brooks Inc.012020license active
483Terra Firma Ii012020license unmatched
484Gary Gutierrez012021license unmatched
485Erika Wells012020license unmatched
486Reinbolt Construction012020license active
487Todd Hara01license unmatched
488Aron Zisch Construction012020license unmatched
489Proform Construction012020license unmatched
490Remodel Seattle LLC01license active
491Daniel Nguyen012020license unmatched
492Eric Lentz012020license unmatched
493C4Digs Construction012021license unmatched
494Cade Plumbing LLC012021license re-licensed
495Nwbp, LLC012021license unmatched
496Andrew Watts01license unmatched
497David R Edwards012023license unmatched
498Tchc LLC012023license active
499Jreg Construction012023license unmatched
500Camgenuity LLC012023license active
501Taylor Made Construction LLC012023license suspended
502Davis Built Homes012025license unmatched
503Edward Whitfield012025license unmatched
504Bjbl Construction Company012025license unmatched
505Eli Mathieu012024license unmatched
506David Wu012024license unmatched
507Ben Yakimenko012025license unmatched
508Luay Nasseraldden012025license unmatched
509Chris Louis Castello012026license unmatched
510Kyle Tong012025license unmatched
511Modern Homes LLC012025license active
512Digs Wa- Eric Dexter012025license unmatched
513Vivid Development LLC012025license active

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