Karl Klapper from Cambridge, MA

Age 76 b. Jul 1949 Middlesex Co.
๐Ÿ“ 92 Henry St
๐Ÿ“ž (617) 547-4178, (617) 784-9309
โœ‰๏ธ kklapper@hotmail.com

Karl Klapper from Cambridge, MA

Age 65
๐Ÿ“ 92 Henry St, Cambridge, MA 02139
๐Ÿ“ž (508) 358-9586, (617) 547-4178, (617) 547-4178, (617) 784-9309, (508) 358-9586
๐Ÿ‘จโ€๐Ÿ‘ฉโ€๐Ÿ‘ง Relatives: Marion Klapper,Andy Klapper

Karl Klapper from Wayland, MA

Age 77 b. 1949 Male
๐Ÿ“ 133 Pelham Island Rd
๐Ÿ“ž (617) 784-9309 (Cell), (508) 358-9586

Source: Public Records Aggregators ยท Commercial Data Providers ยท Consumer Data Sources Our search returned 3 contact records for Karl Klapper in Massachusetts. The most recent address on file is in Cambridge, Massachusetts. Of these records, 3 include phone numbers and 1 include email addresses. The listed age is 65. Records are compiled from government agencies and commercial data sources. Data accuracy varies by source.

Klapper Karl R T/E

Middlesex County
· 133 Pelham Island Rd, Wayland Ma 1778.0
Built: 1960.0
Assessed: $552,700 ยท Sale: $590,000 (2006/01/01)

Source: County Assessor Records ยท County Recorder Offices ยท State Property Tax Databases We found 1 property record linked to Karl Klapper in Wayland. Values shown are from county assessor records and may differ from current market prices.

PTC Integrity

Technology Director
+17813705000kklapper@ptc.com

Source: State Secretary of State ยท SEC EDGAR ยท LinkedIn Professional Data ยท Business Registries 3 business affiliations were found for Karl Klapper. Roles listed include Technology Director and Director Product Management. Records are compiled from state business registries, SEC filings, and professional networking databases.

Karl Klapper

Jamaica High School - Jamaica, NY, NY
1967

Source: Historical Yearbook Archives ยท State Dept. of Education ยท Educator License Databases Karl Klapper has 1 education-related record on file, which may include educator certifications and historical yearbook entries. Yearbook data represents a historical snapshot and may not reflect current information.

$2 Dec 13, 2011
2012
Actblue
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$3 Sep 13, 2014
2014 DEM
Actblue
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$20 Sep 29, 2013
2014 DEM
Shaheen, Jeanne
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$20 Mar 12, 2016
2016 DEM
Edwards, Donna Fern
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$5 Sep 28, 2013
2014 DEM
Gabbard, Tulsi
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$25 Aug 14, 2014
2014
Credo Superpac
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$51 Dec 30, 2019
2020 DEM
Sanders, Bernard
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$3 Apr 6, 2013
2014 DEM
Actblue
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$5 Sep 28, 2013
2014 DEM
Blumenauer, Earl
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$50 Sep 29, 2014
2014 DEM
Democratic Senatorial Campaign Committee
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$25 Apr 6, 2013
2014 DEM
Democracy For America
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$13 Apr 1, 2016
2016 DEM
Teachout, Zephyr
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$250 Dec 30, 2015
2016 DEM
Sanders, Bernard
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$3 Jul 24, 2016
2016 DEM
Actblue
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$25 Oct 29, 2011
2012
Democracy For America
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$50 Aug 31, 2019
2020 DEM
Warren, Elizabeth
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$5 Oct 29, 2011
2012
Actblue
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$5 Sep 29, 2014
2014 DEM
Actblue
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$18 Oct 15, 2016
2016 DEM
Feingold, Russell Dana
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$13 Apr 1, 2016
2016 DEM
Flores, Lucy
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$20 Mar 12, 2016
2016 DEM
Gillibrand, Kirsten Elizabeth Mrs.
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$5 Aug 14, 2014
2014 DEM
Actblue
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$18 Oct 15, 2016
2016 DEM
Warren, Elizabeth
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$5 Sep 28, 2013
2014 DEM
Sinema, Kyrsten
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$5 Sep 28, 2013
2014 DEM
Sanders, Bernard
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$50 Mar 6, 2018
2018 DEM
Welder, Brent
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$5 Sep 28, 2013
2014 DEM
Merkley, Jeffrey Alan
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$5 Sep 28, 2013
2014 DEM
Actblue
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$4 Mar 12, 2016
2016 DEM
Actblue
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$4 Oct 14, 2014
2012 DEM
Actblue
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$10 Dec 13, 2011
2012
Credo Superpac
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$2 Sep 29, 2013
2014 DEM
Actblue
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$50 Aug 31, 2019
2020 DEM
Sanders, Bernard
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$30 Jul 24, 2016
2016 DEM
Jayapal, Pramila
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$25 Sep 13, 2014
2014 DEM
Bellows, Shenna
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$13 Apr 1, 2016
2016 DEM
Jayapal, Pramila
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$200 Jul 28, 2004
2004 DEM
Kerry, John F
Klapper, Karl R Softwear Engineer @ Ptc Cambridge, MA
$35 Oct 14, 2014
2012 DEM
Actblue
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$250 Apr 15, 2004
2004 DEM
Kerry, John F
Klapper, Karl R Softwear Engineer @ Ptc Cambridge, MA
$4 Oct 15, 2016
2016 DEM
Actblue
Klapper, Karl Software Engineer @ Ptc Wayland, MA
$5 Sep 28, 2013
DEM
Sanders, Bernard
Contributor Software Engineer @ Ptc Wayland, MA
$50 Oct 31, 2019
Unknown Committee
Klapper, Karl Software Engineer @ Ptc Wayland, MA

Source: FEC Disclosure Database ยท State Ethics Commissions ยท Stanford DIME Project 42 political contribution records found for Karl Klapper. Total disclosed contributions amount to $1,382. Recipients include Sanders, Bernard. Federal law requires disclosure of contributions above $200 to federal candidates.

MP

Karl R Klapper

Age 68 Male
·
133 Pelham Island Rd, Wayland, MA 01778 (Middlesex County)
42.3576, -71.3703
· (508) 358-9586
Marital: Married TZ: Eastern
Homeowner Single Family Built 1960 Purchased 2006

Source: Consumer Marketing Databases ยท Commercial Data Aggregators Marketing databases contain 1 demographic profile associated with Karl Klapper. This data is compiled from commercial aggregators and may include estimated income ranges, lifestyle indicators, and household characteristics. Accuracy is not guaranteed.

Find Karl Klapper on the map

Blank map of the United States, territories not included Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware Florida Georgia Hawaii Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania Rhode Island South Carolina South Dakota Tennessee Texas Utah Vermont Virginia West Virginia Wisconsin Wyoming District of Columbia District of Columbia
10
1

Karl Klapper in Cambridge, MA: Background Summary

Location
92 Henry St, Cambridge, MA 02139
Other Locations
Wayland, MA
Profiles Found
3 people with this name
Age
76 years old (born 07/24/1949)
Phone Numbers
(617) 547-4178 and 2 others on file
Email
kklapper@hotmail.com
Possible Relatives
Marion Klapper, Andy Klapper
Career
Technology Director, Director Product Management
Properties
1property owned
Contributions
$1,381.5 total โ€” Sanders, Bernard

This information is compiled from publicly available records and may include data for multiple individuals with similar names. Data may contain inaccuracies or be incomplete. This information should not be used for employment screening, tenant screening, credit decisions, or any purpose covered by the Fair Credit Reporting Act (FCRA). Always verify information independently before making any decisions.

How to Read This Report

This page aggregates publicly available records from government agencies, court systems, and official registries into a single report for Karl Klapper. Because public records are indexed by name rather than by a unique identifier, the 54 results displayed here may include information belonging to multiple individuals who share the same name โ€” a common occurrence, especially for frequently appearing names. To determine which records belong to the person you are researching, compare the location, approximate age, and any associated details across entries. Records that share an address or overlapping timeframe are more likely to refer to the same individual.

What Each Data Category Means

Property Records

Property records originate from county assessor and recorder offices, where real estate transactions, ownership transfers, and tax assessments are documented as a matter of public record. The assessed value shown for a property is the figure used by the county to calculate property taxes and frequently differs from the property's current market value โ€” in many jurisdictions assessed values lag behind market conditions by several years. A property record updates whenever a new deed, lien, or assessment is filed with the county, so the ownership and valuation data shown here reflects the most recent filing available in our sources rather than a real-time snapshot.

Business and Professional Records

Business records are compiled from state Secretary of State filings, SEC EDGAR corporate disclosures, and professional networking data. When a person appears as an officer, director, or registered agent, it reflects a formal role filed with a government agency โ€” these are legal positions of responsibility, not informal job titles. Records sourced from professional profiles represent information that individuals have chosen to make publicly available about their career history, skills, and affiliations. Business entity registrations show current or historical standing with the state, but a listing does not guarantee the entity is still actively operating.

Campaign Finance Contributions

Federal election law requires the disclosure of political contributions exceeding $200 to any single committee in a calendar year. These records are filed with the Federal Election Commission (FEC) and include the donor's name, mailing address, employer, occupation, and the amount contributed. Contributions to state and local candidates are governed by each state's campaign finance laws, which may set different disclosure thresholds. The data shown here reflects what was reported in official filings and may include contributions made over the course of many election cycles, so the dates and amounts should be read in their historical context.

Important Limitations

Public records may contain outdated information, data entry errors, or records that belong to a different person who shares the same name as the individual you are researching. Government agencies update their records on varying schedules, and the data shown here may not reflect the most recent changes. Information on this page is provided for informational purposes only and should not be used for employment screening, tenant screening, credit decisions, or any other purpose regulated by the Fair Credit Reporting Act (FCRA). Always verify critical details through the originating government agency or official registry.

Your Rights

If you are the person described in these records, you have rights regarding your personal data. Under laws including the California Consumer Privacy Act (CCPA) and similar state privacy statutes, you may request the deletion or correction of your personal information. To submit a removal request, visit our opt-out page. For a complete description of how we collect, use, and protect personal data, please review our privacy policy.

Search Results Analysis for Karl Klapper

Search Complexity: Low

54 public records across 2states, belonging to approximately 3 different individuals. With only 3 profiles found, identifying the correct person should be straightforward.

For this search, the Political Contribution Records section may be most helpful for disambiguation because these records include employer and occupation, which are strong distinguishing fields.

Geographic Distribution

Records are concentrated across 2 states. Highest concentration: Massachusetts (19%), followed by New York. Concentrated in the Northeast.

MA10recordsNY1record

Record Type Breakdown

Data spans 4 record categories. Largest: Political Contribution Records (81%), which include employer and occupation, which are strong distinguishing fields. Also includes Contact & Address Records (6) and Business & Corporate Filings (3).

42
Political Contribution Records
6
Contact & Address Records
3
Business & Corporate Filings
1
Property Ownership Records

Frequently Asked Questions About Karl Klapper

Does Karl Klapper own property?
County assessor records show 1 property associated with Karl Klapper . Assessed values are determined by county tax assessors and may differ from market value. These records are sourced from county recorder and assessor offices.
What businesses are associated with Karl Klapper?
We found 3 business affiliations for Karl Klapper (Technology Director). Business records are compiled from state registries, SEC filings, and professional databases.
Has Karl Klapper made political donations?
FEC disclosure records show 42 reported political contributions from Karl Klapper, totaling $1,382. Recipients include Sanders, Bernard. Federal law requires disclosure of individual contributions exceeding $200.
How many records exist for Karl Klapper?
Our database contains 54 total records for Karl Klapper spanning 2 states. This includes 3 distinct contact records, 3 with phone numbers, 1 with email addresses. All data is compiled from publicly available government and commercial sources.
How accurate is the information shown for Karl Klapper?
The 54 records displayed for Karl Klapper are aggregated from government agencies, county offices, and official registries. While we source from authoritative databases, records can contain outdated information or belong to a different person with the same name. We recommend verifying important details through the original issuing agency before making decisions based on this data.
Can Karl Klapper remove this information?
Yes, any individual has the right to request removal of their personal information. Submit a free removal request through our opt-out page. Under the CCPA and similar state privacy laws, you can request deletion of your data. Removal is completed within 48 hours. You do not need to create an account.
Can I use this data for background checks or screening?
No. OpenDataUSA is not a Consumer Reporting Agency under the FCRA. These records may not be used for employment screening, tenant evaluation, credit decisions, insurance underwriting, or any other FCRA-regulated purpose. For official background checks, use an FCRA-compliant service.