110,908 building permits in Boston are still open.

31.4% of eligible building permits have been closed.

The median applicant closes 31.9% of their building permits.

Tracking 161,701 building permits across 29,727 applicants since . Data updated daily from Analyze Boston.

Lowest Building Permit Closure Rates

Applicants with 20+ rated permits, active in the last 3 years. Methodology

#	Applicant	Total Permits	Rated Eligible	Closed	Still Open	Closure Rate
1	John Ferguson	38	29	0	29	0.0%
2	Robert Mahar	26	23	0	23	0.0%
3	George Laws	23	20	0	20	0.0%
4	Joe Crowley	20	20	0	20	0.0%
5	Giovanni Grimaldi	67	65	1	64	1.5%
6	William Aufiero	113	112	2	110	1.8%
7	Pasquarello Joseph	40	40	1	39	2.5%
8	Paul Downing	80	70	2	68	2.9%
9	Kyle Greene	985	915	28	887	3.1%
10	Ronald Santosuosso	58	57	2	55	3.5%
11	Liam O'Neill	36	28	1	27	3.6%
12	Tina Bosen	27	25	1	24	4.0%
13	Paul Bruno	25	25	1	24	4.0%
14	Arnold Johnson	97	97	4	93	4.1%
15	Lubos Svec	151	150	7	143	4.7%
16	Ernani Guimaraes	41	41	2	39	4.9%
17	Ivonne Zapata	22	20	1	19	5.0%
18	Johana Lopez	39	39	2	37	5.1%
19	Ted Dow	138	128	7	121	5.5%
20	THOMAS NORTON	36	36	2	34	5.6%
21	Michael Livingstone	333	302	18	284	6.0%
22	David Sergi	36	33	2	31	6.1%
23	Patrick Moriarty	50	49	3	46	6.1%
24	Katherine Dailey	180	178	11	167	6.2%
25	Scott McWilliams	32	32	2	30	6.3%
26	Patrick Harrington	148	137	9	128	6.6%
27	Lou Yarid	43	43	3	40	7.0%
28	FRANK ROLO	73	70	5	65	7.1%
29	Wissem Taboubi	60	55	4	51	7.3%
30	Brian Silvernail	54	53	4	49	7.5%
31	william nichols	1,425	1,425	108	1,317	7.6%
32	Manuel Vasconcelos	391	287	22	265	7.7%
33	Mark Mordini	216	215	17	198	7.9%
34	Ariel Jablonki	66	63	5	58	7.9%
35	Nicholas Derby	26	25	2	23	8.0%
36	kieran fitzgibbon	38	37	3	34	8.1%
37	Carlos Castillo	52	49	4	45	8.2%
38	Larry Garland	49	49	4	45	8.2%
39	Chris Kelley	142	132	11	121	8.3%
40	George Piperidis	25	24	2	22	8.3%
41	Palmetto Solar LLC Palmetto Solar LLC	24	24	2	22	8.3%
42	Derek Fisher	47	46	4	42	8.7%
43	Phil Salvucci	23	23	2	21	8.7%
44	Hoi Huynh	34	34	3	31	8.8%
45	PEDRO PIREZ	56	56	5	51	8.9%
46	John Haffey	22	22	2	20	9.1%
47	Mallory Gomez	22	22	2	20	9.1%
48	Mark Pietros	26	21	2	19	9.5%
49	Gerald R Patriquin Jr	21	21	2	19	9.5%
50	Robert Fluckiger	44	41	4	37	9.8%