110,002 building permits in Boston are still open.

30.5% of eligible building permits have been closed.

The median applicant closes 31.0% of their building permits.

Tracking 158,378 building permits across 29,318 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	29	29	0	29	0.0%
2	Robert Mahar	26	23	0	23	0.0%
3	Gerald R Patriquin Jr	21	21	0	21	0.0%
4	Joe Crowley	20	20	0	20	0.0%
5	Giovanni Grimaldi	66	62	1	61	1.6%
6	William Aufiero	113	110	2	108	1.8%
7	Pasquarello Joseph	40	38	1	37	2.6%
8	Kyle Greene	961	890	25	865	2.8%
9	Paul Downing	76	63	2	61	3.2%
10	Ronald Santosuosso	58	56	2	54	3.6%
11	Liam O'Neill	34	27	1	26	3.7%
12	Paul Bruno	29	25	1	24	4.0%
13	Arnold Johnson	97	97	4	93	4.1%
14	Tina Bosen	26	24	1	23	4.2%
15	George Piperidis	25	23	1	22	4.3%
16	Lubos Svec	151	150	7	143	4.7%
17	Ernani Guimaraes	41	41	2	39	4.9%
18	Richard Bertolami	24	20	1	19	5.0%
19	Ivonne Zapata	21	20	1	19	5.0%
20	Johana Lopez	39	39	2	37	5.1%
21	THOMAS NORTON	36	36	2	34	5.6%
22	Katherine Dailey	179	177	10	167	5.6%
23	Jeffrey Marinello	79	68	4	64	5.9%
24	Michael Livingstone	328	287	17	270	5.9%
25	Ted Dow	137	118	7	111	5.9%
26	Sheldon Keck	67	67	4	63	6.0%
27	David Sergi	35	33	2	31	6.1%
28	Carlos Castillo	52	49	3	46	6.1%
29	Patrick Moriarty	49	49	3	46	6.1%
30	Larry Garland	49	48	3	45	6.3%
31	Scott McWilliams	32	32	2	30	6.3%
32	Derek Fisher	47	46	3	43	6.5%
33	Ariel Jablonki	66	61	4	57	6.6%
34	Patrick Harrington	145	135	9	126	6.7%
35	Frank Kent	30	30	2	28	6.7%
36	Lou Yarid	43	43	3	40	7.0%
37	Chris Kelley	137	127	9	118	7.1%
38	FRANK ROLO	71	70	5	65	7.1%
39	PEDRO PIREZ	56	56	4	52	7.1%
40	Mark Mordini	216	214	16	198	7.5%
41	william nichols	1,425	1,425	107	1,318	7.5%
42	Brian Silvernail	54	53	4	49	7.5%
43	Robert Cafazzo	27	26	2	24	7.7%
44	Ed Haley	39	38	3	35	7.9%
45	Nicholas Derby	26	25	2	23	8.0%
46	kieran fitzgibbon	38	37	3	34	8.1%
47	Palmetto Solar LLC Palmetto Solar LLC	24	24	2	22	8.3%
48	Manuel Vasconcelos	357	245	21	224	8.6%
49	Phil Salvucci	23	23	2	21	8.7%
50	Wissem Taboubi	58	45	4	41	8.9%